Senior Client Lead Engineer (React Native)

Warsaw, Poland.

We are looking for a Senior Client Lead who will be responsible for leading the engineering direction of a core product that drives player engagement across our games portfolio.

You will own the technical roadmap for PuzzlePlay, working closely with Product, Design, QA and Commercial teams to prioritise and deliver new features and enhancements. As the engineering lead, you will directly manage a team of Developers, fostering a collaborative, high-performing culture while maintaining engineering excellence.

This is a hands-on leadership role where you'll balance people management, technical decision-making, architecture, and delivery.

Puzzleplay is Tripledot’s new player rewards platform, designed to make playing our games even more fun and engaging. By playing our casual, free to play mobile games, users can earn points, complete challenges, and win real prizes. It’s our way of giving back to players and rewarding them for doing what they already love. Puzzleplay is a key part of our growth strategy, combining smart engagement mechanics with high-quality game content.

Key Responsibilities:

• Engineering Leadership

  • Create a high-performing engineering culture focused on quality, collaboration, and continuous improvement.

  • Set engineering standards, coding practices, and development processes.

  • Conduct code reviews and provide technical guidance to ensure maintainable, scalable, and secure solutions.

• Technical Delivery

  • Own the technical delivery of the PuzzlePlay roadmap from planning through to production.

  • Work closely with Product Managers to translate business requirements into technical solutions.

  • Remove delivery blockers and ensure projects are delivered on time and to a high standard.

  • Balance delivery of new features with technical debt reduction and platform improvements.

• Solution Design & Architecture

  • Lead the design and implementation of scalable front-end solution using React Native

  • Collaborate with backend engineers to define APIs and integration patterns.

  • Ensure applications are performant, secure, accessible, and maintainable.

  • Drive technical innovation and recommend improvements to architecture and tooling.

  • Maintain technical documentation and architectural standards.

• Stakeholder management

  • Act as the engineering representative for PuzzlePlay across the wider business.

  • Translate technical concepts into clear business outcomes for non-technical stakeholders.

  • Manage delivery expectations, risks, and dependencies.

• Engineering Excellence

  • Champion modern engineering practices including CI/CD, automated testing, monitoring, and observability.

  • Promote Agile delivery methodologies and continuous improvement.

  • Drive improvements in development velocity, code quality, and platform reliability.

  • Encourage knowledge sharing and continuous learning across the team.

Required Skills, Knowledge and Expertise:

• 5+ years of experience as React Native Engineer

• Solid understanding of mobile app architecture and best practices

• 2+ years of proven experience leading and growing engineering teams, mentoring developers, and driving engineering team performance.

• Knowledge of UI/UX design best practices for mobile applications

• Familiarity with REST APIs and integrating mobile applications with backend services

• Proficient understanding of version control systems (e.g., Git)

• Experience managing engineers, including coaching, performance management, and career development.

• Excellent stakeholder management and communication skills.

• Strong problem-solving and decision-making abilities.

Nice to have:

• Prior experience with Expo framework, React Native Reanimated.

• Experience within gaming, mobile gaming, or live service products.

• Knowledge of incentive, rewards, promotions, loyalty, or player engagement platforms.

• Knowledge of CI/CD pipelines for mobile apps, including deployment to App Store (iOS) and Google Play Store

• Experience with automated testing frameworks and performance optimisation.

• Understanding of analytics, telemetry, and data-driven product development.

Working at Tripledot:

• 26 days holiday: Enjoy 26 days of paid holiday in addition to national/bank holidays to relax and refresh throughout the year.

• 20 days fully remote working: Work from anywhere in the world, 20 days of the year.

• Regular company events and rewards: Join in regular events and rewards that celebrate cultural events, our achievements and our team spirit.Private Medical Cover: Have peace of mind with private medical cover, ensuring your and your family's health is in good hands.

• Daily Free Lunch: Order free food from Pyszne.pl

• Multisport Plus Card: Enjoy access to various sports facilities across Warsaw with the Multisport Plus Card.

• Employee Assistance Program: Anytime you need it, tap into confidential, caring support with our Employee Assistance Program, always here to lend an ear and a helping hand.

• Family Forming Support: Receive vital support on your family forming/ fertility journey with our support program [subject to policy]

• Continuous Professional Development: Propel your career with continuous opportunities for professional development

• Office Playroom: Unwind and recharge in our fun and relaxing office playroom.

• English & Polish Classes: Improve your language skills with access to English and Polish classes.

• Lunch: Relish daily provided lunch to keep you fueled and focused.