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Q&A – Quality control w/ Yordan Petkov, Product Owner at Silverback Gaming

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Online slot developers make a lot of noise about the quality of their games and how crucial it is to the player experience they deliver. Given the sheer quantity of slots in the market, quality can be a real differentiator so it’s vital that developers get this right.

But quality assurance is no easy task and requires planning and a seamless process capable of detecting any issues within a game.

Once issues have been detected, the studio must have mechanisms in place to resolve them effectively and efficiently so that development remains on schedule while ensuring the game is actually ready for release.

To learn more about how studios approach quality assurance, we spoke to Yordan Petkov, Product Owner at Silverback Gaming.

 

How do studios ensure quality across game design, audio, play, etc?

The commitment to quality must cover all areas of game development, from design to build to delivery. The foundation of quality is the early detection of issues and ultimately this requires meticulous planning. By spotting issues early, they can be ironed out in the most efficient and cost-effective way and that’s why at Silverback we focus on anticipating potential problems from the outset. This proactive approach helps to mitigate risks and lays the groundwork for smooth and seamless game development and deployment.

Can you share more insight into how Silverback approaches quality assurance?

We have mapped out a step-by-step approach that encompasses everything from concept and design through to final execution. Each aspect of game creation, including graphics, audio, math, mechanics, game engine as well as front end, is done with careful consideration and planning. By establishing robust processes and incorporating thorough checks, our teams can concentrate on refining and enhancing the game experience instead of firefighting preventable issues and this is what allows us to take the player experience to the next level.

What does the testing phase actually look like at Silverback Gaming?

Our testing is structured and spans multiple stages.

Stage one is the pre-development phase. During this part of the process, the QA teams ensure all required information is provided and they also scrutinise game specifications. This is a super important point in the process as anticipating issues and addressing them at the concept stage is more effective than having them crop up later on.

Stage two is proof of concept. The first build of a game marks the second stage of testing and the QA team rigorously examines critical aspects of the slot, such as engine performance, functionality, stability and of course regulatory compliance. This phase ensures the core components of the game are sound before we move on to the next stage of development and testing.

The final testing stage focuses on the audio and visual elements. Here, we delve into the finer details and make sure the game aligns with best practices and upholds the standards of quality that we have built the Silverback Gaming name on.

How does quality carry over into the delivery of games, which can be an issue for both studios and their operator partners.

In terms of delivering games to operators, this comes down to having a cutting-edge remote game server that can handle integrations into the different platforms that operators are running on. There’s always the chance of encountering issues with integration and that’s why it’s important to have a dedicated team for this. In terms of the quality of the games that then land in the operator’s lobby, the studio must have put the necessary steps and processes in place to ensure these have been identified and address long before integration. Nobody likes to play a buggy game and a studio ultimately lives and dies on the experience its slots provide to players.

Are there any common issues that occur when developing slots?

Yes, but part of quality assurance is ensuring that issues are not recurring. When an issue occurs, it’s important to approach it in a way that addresses it there and then, but also prevents it from occurring again in the future. This is key to making quality assurance as effective and efficient as it can be – if not, you are simply wasting valuable resources on fixing problems that you are already aware of and have addressed in the past.

What sets apart your approach to QA and how do you ensure nothing slips through the net?

Our approach to QA is underpinned by our quality-focused culture which we apply to everything we do. Having top talent in every team ensures that each part of the game has unrivalled expertise working on it. Additionally, we have open communication across all design and development phases, which is pivotal to the overall quality of our slots. Collaborative discussions help iron out potential pitfalls and provide valuable insights that contribute to the highest quality end product.

What are the upsides to investing in quality assurance and making it a top priority?

QA teams not only identify bugs but also contribute to the overall quality of the game. Their valuable suggestions and insights lead to continued improvement. While having the right processes in place for testing is important, experience often reveals unforeseen issues and that’s why having a talented and experienced QA team is crucial. Our influence spans all stages of game production, minimising the risk of potential problems and ensuring that when issues do arise, they are quickly resolved.

QA-driven quality results in polished, engaging games that players love. In turn, operators appreciate the reliability and appeal of the games, allowing the studio to build a long and successful relationship with the casino. At Silverback, our product owners are fully committed to fostering collaboration and translating vision into reality while upholding a customer-centric approach. This shapes games that resonate deeply with players and operators alike.

By building a culture of quality, anticipating potential pitfalls and executing a well-structured testing process, we ensure that our games deliver exceptional player experiences. Quality is not just about finding defects; it’s about delivering excellence and making lasting connections with players and operators.

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Hybrid Live Casino: Where table trust meets slot‑style engagement

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As the lines between gaming verticals continue to blur, operators are rethinking how live casino content earns player attention and time on site. A new category, Hybrid Live Casino, is emerging at this intersection, blending the trust and clarity of presenter‑led table games with the spectacle, progression, and feature‑driven energy traditionally associated with RNG mechanics.

One of the clearest expressions of this shift can be seen in ENJOY Gaming’s newest release Energy Roulette, which maintains the familiar cadence of classic roulette while introducing multi‑stage engagement moments, including a feature-rich, slot-style hold and win bonus round, that feel native to the live environment rather than added on.

ENJOY Gaming’s Director of Account Management, Dimokratis Papadimos, discusses the evolution of player behaviour, the commercial opportunity behind Hybrid Live formats, and what it takes for suppliers to design experiences that feel cohesive rather than gimmick‑driven.

 

How has player behaviour evolved in recent years, particularly in terms of crossover between slots and live casino?

Player behaviour has become far more fluid. Historically, players tended to stay within a single vertical, but that distinction is fading. Today’s player is less concerned with product categories and more focused on the quality of the experience, including the entertainment value, volatility, and engagement. What we’re seeing is a growing overlap between slot and live audiences. Slot players are increasingly exploring live environments, but they bring their expectations with them. They’re looking for feature-driven gameplay, bigger moments, and a sense of progression. At the same time, live players are becoming more open to formats that introduce additional layers of excitement beyond the traditional table experience. This convergence is creating a new type of player who expects the best elements of both worlds, rather than choosing between them.

Slots and live casino have traditionally been treated as distinct verticals. Why do you believe those boundaries are becoming less relevant today?

The distinction was largely shaped by technology and distribution. Slots were built around individual, fast-paced sessions with strong mechanics, while live casino focused on authenticity, trust, and social interaction.  But those technical limitations no longer apply in the same way. Streaming quality, UI design, and game engines have evolved to the point where you can begin to blend these experiences seamlessly.  More importantly, player expectations have shifted. Players don’t think in terms of “slots” or “live” – they think in terms of entertainment. If a product delivers engagement, transparency, and excitement, the underlying category becomes secondary. As a result, the traditional boundaries are no longer a constraint; they’re an opportunity.

How would you define Hybrid Live, and what makes it more than just adding features to a traditional live game?

Hybrid Live is not about layering mechanics on top of an existing product – it’s about designing a new experience from the ground up that integrates the strengths of both verticals. At its core, Hybrid Live combines three elements: the trust and presence of a live host, the structural clarity of a table game, and the engagement mechanics typically associated with slots. The key is balance. If the feature feels disconnected from the live experience, it loses credibility. If it’s too subtle, it doesn’t add value.  A true hybrid is cohesive. The mechanics, pacing, and presentation are all aligned so that the experience feels natural rather than engineered. That’s what differentiates it from simple feature add-ons.

Hold & Win has been a cornerstone mechanic within slots. What are the key challenges and opportunities when adapting a mechanic like this into a presenter-led live format?

Hold & Win has proven to be highly effective within slot games by creating anticipation and a sense of progression, but translating that to a live environment requires careful design.  The biggest challenge is preserving the integrity of the live experience. Players need to feel that the game remains transparent and presenter-led, rather than dominated by a feature that could feel detached or overly complex. Timing is also critical. In slots, everything is immediate. In live, pacing must work both for the player triggering the feature and the wider audience watching.  The opportunity, however, is significant. When adapted correctly, Hold & Win introduces a multi-stage win journey into live casino – a concept that has traditionally been missing. It transforms a single outcome into an event, building tension and engagement over time. This is where formats like Energy Roulette demonstrate the potential: the base game remains familiar, but the moment of a win becomes more immersive and dynamic.

From an operator perspective, what commercial advantages can hybrid live formats offer in terms of engagement, cross-sell, and differentiation?

Hybrid formats open up several commercial advantages. First, they naturally support cross-sell by appealing to both slot and live audiences within a single product. This reduces friction for players who may be hesitant to switch verticals. Second, they tend to drive deeper engagement. Feature-based gameplay introduces longer session times and more memorable moments, which can positively impact retention. Finally, there is a clear differentiation benefit. The live casino space is highly competitive, and many products follow similar structures. Hybrid Live allows operators to offer something distinctive without moving away from trusted formats like roulette or blackjack. It’s not about replacing existing products – it’s about expanding the portfolio with experiences that stand out.

Do you see Hybrid Live as a short-term innovation cycle, or part of a longer-term evolution in how live casino is designed and consumed? Where does ENJOY see this category developing over the next few years?

This is part of a longer-term structural evolution rather than a short-term trend. The convergence across verticals is driven by player expectations, which will continue to evolve. Looking ahead, we expect Hybrid Live to become a defined category in its own right, with more sophisticated mechanics, stronger visual identity, and deeper levels of interactivity. The challenge for developers will be maintaining simplicity and accessibility while introducing richer experiences. At ENJOY, the focus is on building formats that feel intuitive, scalable, and commercially viable for operators. The goal is not to innovate for the sake of it, but to create products that genuinely reflect how players want to engage with live casino today. Energy Roulette is an early example of that direction, but the broader ambition is to continue exploring how proven mechanics can be reimagined in a live context in a way that feels both authentic and forward-looking.

A strong example of this principle in practice is ENJOY Gaming’s Energy Roulette, which was designed from the outset as a unified hybrid experience rather than a standard table game with bolt-on features. Its live-presented flow remains structurally identical to classic roulette, yet the game introduces organically integrated moments — including a multi-phase Hold & Win bonus round — that elevate the emotional rhythm of play without disrupting familiarity. This illustrates how hybrid mechanics can enhance the genre while still preserving the trust, presence, and clarity that define live casino experiences.

Energy Roulette highlights how this adaptation can succeed when executed thoughtfully. The transition into the Hold & Win feature is triggered within the natural cadence of roulette play, creating a shared event that both the triggering player and the wider audience can follow in real time. The feature maintains the core appeal of Hold & Win — incremental progression, escalating anticipation, and clear win visibility — while remaining fully anchored in a presenter-led environment. This demonstrates how a mechanic traditionally associated with RNG slots can be reimagined in a way that feels live-native rather than imported.

The post Hybrid Live Casino: Where table trust meets slot‑style engagement appeared first on Eastern European Gaming | Global iGaming & Tech Intelligence Hub.

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Building Beyond Trends: Tom Horn Gaming on What Really Drives Slot Success

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“The studios that last are those willing to experiment and try new things, while staying grounded in their core principles. It’s easy to follow trends, but what really matters is understanding players, trusting your instincts, and consistently delivering quality.”

As the iGaming industry continues to evolve, the pressure to innovate has never been greater. True success, however, goes beyond simply following the latest trends.

Ahead of the HIPTHER Prague Summit, where Tom Horn Gaming will take the stage as Grand Sponsor, our CEO, Ondrej Lapides, shares his perspective on what it really takes to build games that stand the test of time.

In this exclusive interview with Hipther, we explore how Tom Horn Gaming approaches product development, from balancing innovation with familiarity to designing games that resonate across diverse player segments and markets. The conversation also touches on the growing importance of player-centric design, long-term engagement, and the industry shifts shaping slot development in 2026 and beyond.

As Central and Eastern Europe gain increasing relevance in the global iGaming landscape, the Prague Summit provides a timely platform to exchange ideas, share insights, and look ahead at what’s next for the industry.

Tom Horn Gaming has been in the industry long enough to see trends come and go. From your perspective, what really separates studios that stand the test of time from those that simply chase what’s popular?

In my view, longevity in this industry comes down to balance and a genuine belief in what you do. The studios that last are those willing to experiment and try new things, while staying grounded in their core principles. It’s easy to follow trends, but what really matters is understanding players, trusting your instincts, and consistently delivering quality. When you combine creativity with discipline and a long-term mindset, you create products that resonate well beyond the latest industry buzz.

Your portfolio balances recognisable slot formats with proprietary mechanics like QuickX™. How do you decide when to innovate and when to refine what already works?

It’s always a mix of data, experience, and intuition. Innovation is important, but it should never come at the expense of clarity or player enjoyment. Sometimes the right move is to take something that already works and refine it further. At other times, the market clearly shows that players are ready for something new. Finding that balance is partly analytical and partly instinctive, built over time through a deep understanding of how players engage with games.

Your games often combine modern mechanics with very recognisable slot DNA. Why do you think familiarity still plays such a strong role in player engagement today?

Player expectations vary a lot across markets and segments. Some players prefer classic slot gameplay that feels instantly familiar, while others are looking for something more experimental. Our role is to cater to both by offering a diverse portfolio. Familiarity makes games accessible and comfortable, while modern mechanics bring fresh excitement and new layers of engagement.

Player attention spans are getting shorter, yet expectations around engagement and excitement keep rising. How do you approach game design to make titles instantly accessible without sacrificing depth?

It really comes down to putting more thought and effort into the design process. We dedicate significant resources to balancing gameplay so the core experience is easy to understand from the first spin, while sustaining engagement over time.  Achieving that balance requires close collaboration among designers, mathematicians, and product teams to make sure the experience feels both intuitive and rewarding.

Looking at your recent releases, there’s a clear focus on replayability rather than one-off novelty. How important is long-term player value when developing new games?

Long-term engagement is very important, but again, it’s about balance. Not every game is built with the same objective in mind. Some are designed to deliver quick excitement, while others aim for longer sessions. A strong portfolio needs both. The key is making sure each game delivers real value and keeps players coming back.

From your perspective as a slot supplier, which innovations do you believe will genuinely shape slot development in 2026 and beyond, and which current trends are unlikely to last?

We’re already seeing a growing demand for more layered gameplay and richer feature sets, and I expect that to continue. Players are looking for more dynamic experiences rather than purely static mechanics. At the same time, fast-paced formats like crash games have gained strong traction and are influencing expectations around immediacy and interaction. That said, not every trend will last. In the end, the games that succeed will be those that combine innovation with strong fundamentals and a clear understanding of player preferences across different markets.

Your recent partnerships significantly extend distribution across Europe and Latin America while reinforcing compliance-focused delivery. How can aggregation partnerships contribute to sustainable scaling across different regulated markets?

Scaling across regulated markets requires the right partnerships and strong technical foundations. For this to work properly, the technical integration needs to be robust, seamless, and fully aligned with regulatory requirements. When that connection is well implemented and continuously optimised, it allows content to reach operators quickly while maintaining the reliability and compliance that these markets demand.

As Grand Stage Sponsor of the HIPTHER Prague Summit, what message or mindset would you like operators, partners, and industry leaders to take away from your presence at the event?

Events like the Prague Summit are particularly valuable because they put a spotlight on Central and Eastern Europe, a region that is playing an increasingly important role in the global iGaming landscape but doesn’t always get the same attention as larger markets.

For us, the real value lies in knowledge exchange. It’s an opportunity to discuss the latest developments, share insights from real operations, and compare experiences across different jurisdictions. Bringing these perspectives together helps the industry learn from one another and take away practical insights that can support future growth and innovation.

The post Building Beyond Trends: Tom Horn Gaming on What Really Drives Slot Success appeared first on Eastern European Gaming | Global iGaming & Tech Intelligence Hub.

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Affiliate Succes

How WinSpirit Builds Sustainable Growth Through Player-Centric Innovation

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Interview with Kateryna Rybka, Affiliate Team Lead

Ahead of HIPTHER Prague Summit 2026, we speak with Kateryna Rybka, Affiliate Team Lead representing WinSpirit Casino, one of the fastest-growing brands in the global iGaming ecosystem. WinSpirit is a General Sponsor of the HIPTHER Prague Summit 2026, boasting a portfolio now exceeding 17,000 games. Kateryna shares insights into WinSpirit’s product vision, marketing approach, and the role responsible gaming plays in building sustainable growth.

 

Kateryna, WinSpirit positions itself as a fast-growing brand built on player-centric technology. From your perspective, what are the key pillars currently driving the brand’s momentum in today’s competitive iGaming landscape?

The core difference is that WinSpirit doesn’t treat players as traffic — we treat them as people. Most operators optimize around bonuses and acquisition. We optimize around behavior. What keeps a user engaged beyond the first deposit? What makes them return because the experience is compelling, not just because there’s a promo? That’s our focus.

Speed is critical. Hypothesis-driven experimentation happens weekly, not quarterly. Product, marketing, and affiliates work in tight loops, and if something isn’t working, we adjust fast. We prioritize LTV over volume — affiliate partnerships are strategic, not transactional. We work with partners who value engaged players, not one-time depositors.

Responsibility is non-negotiable. Responsible gaming isn’t compliance for us — it’s a product principle. Session reminders, deposit limits, reality checks are core features, because if our audience burns out or loses trust, no bonus will bring them back. That balance — innovation with measured execution — is what drives our momentum. We’re building something sustainable.

With a portfolio of more than 17,000 games, content depth is clearly a major strength. How does WinSpirit ensure that scale translates into meaningful player engagement rather than just catalogue size?

Scale without curation is just noise. We don’t treat our portfolio as a static catalogue — we treat it as a personalized experience. Our UX adapts based on player behavior through intelligent filtering and recommendations. If someone gravitates toward high-volatility slots or live tables, the experience reflects that. We use data to understand which games retain players beyond the first session and optimize accordingly.

Provider partnerships give us an edge here. We work with top studios to secure exclusive conditions, early access, and unique variants — so our users get something they can’t find everywhere else. Genre diversity also supports retention. Players evolve, and a deep portfolio lets us keep them engaged as preferences shift from slots to live casino to crash games, without them looking elsewhere.

Scale is only valuable if it serves engagement. We’re building an experience that evolves with our players, not just a library.

WinSpirit emphasises experience-driven growth over short-term promotional tactics. How is this philosophy reflected in your marketing campaigns and affiliate strategy today?

Our campaigns are built around ideas and narratives, not just bonuses. We try to go where the industry doesn’t — creating experiences that feel emotionally engaging, not transactional.

For example, WishExpress was a feature where players could send virtual gifts to each other during the holidays. It wasn’t about driving deposits — it was about creating connections. UnValentine’s Day flipped the traditional romantic narrative and resonated with users who don’t buy into the Valentine’s hype. Both saw strong engagement because they tapped into something real.

WinSpirit works with emotion, not just CPA. Our affiliate strategy reflects that — we look for partners who understand storytelling and retention, not just volume. And we pay close attention to player feedback. Long-term reputation matters more than short-term spikes.

Responsible gaming is becoming a defining factor for sustainable operators. How is WinSpirit embedding responsible gaming principles into both the product experience and its broader marketing approach?

Responsible gaming isn’t a separate feature for us — it’s embedded in the product. Session reminders, deposit limits, self-regulation tools, transparent bonus terms — these are core, not optional. Beyond that, we’re actively collaborating on education. SmartPlay, our partnership with Casino Guru, focuses on helping our audience make informed decisions through educational content and tools. The response has been strong — players engage more when they feel empowered, not just marketed to.

We’re also working with the Digital Wellness Center, which specializes in behavioral health and digital well-being. This partnership is rolling out now, and it’s about providing users with resources that go beyond gaming — addressing habits, balance, and long-term health. It’s about balancing engagement with ethics. Growth that compromises player well-being isn’t sustainable.

As WinSpirit strengthens its long-term market positioning, what key developments – whether product, partnerships, or player experience – should the industry be watching from the brand in the months ahead?

We’re doubling down on brand positioning and experience innovation. There’s a new creative campaign launching very soon — I can’t spoil it, but it follows the same philosophy as WishExpress and UnValentine’s Day. Players should expect something unexpected.

On the product side, we’re deepening gamification and personalization. The goal is to adapt the experience to each user — not just through recommendations, but through mechanics and features that respond to individual behavior. We’re also optimizing retention tools and expanding our responsible gaming framework, including the Digital Wellness Center partnership I mentioned earlier.

Sustainable growth remains the priority. We’re not chasing shortcuts — we’re building infrastructure that scales responsibly. And innovation is ongoing. Recently, WinSpirit received Special Recognition as Most Innovative Online Casino Operator for AI-driven customer support, automated query handling, and behavioral analytics that improve service quality. For us, that’s just the beginning. We’re applying similar thinking across WinSpirit — smarter systems, better player experiences, stronger foundations. The industry should watch for a brand that’s moving with intention, not just speed.

And it’s worth noting — platforms like EEG Intelligence Hub play a role in that evolution. Congratulations on 11 years of holding this industry to a higher standard. That kind of journalism matters.

The post How WinSpirit Builds Sustainable Growth Through Player-Centric Innovation appeared first on Eastern European Gaming | Global iGaming & Tech Intelligence Hub.

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