Senior Full-stack Engineer (Boosters)

About the Role
Our promotional features team is seeking for a Senior Full-Stack Engineer who is backend-focused (Node.js/TypeScript) and confident in the frontend (React) to design, build, and optimize features that are robust, highly scalable, and a joy to use.

If you’re a product-passionate person, your mind is keen to solve deep tech engineering problems, and you have a fast "PoC first" approach with a deep sense of ownership, we would love to hear from you.

Key Responsibilities

• Design, develop, and maintain backend services for promotional features in Node.js/TypeScript.

• Build and enhance frontend UI in React (Redux or modern state management), ensuring usability and performance.

• Optimize existing systems for high throughput, low latency, and scalability.

• Lead technical decisions, contribute to our SaaS solutions and platform evolution.

• Collaborate with a distributed, cross-functional team; proactively propose improvements.

• Ensure code and architectural excellence via reviews, SDLC best practices, and automation.

• Own quality: write unit, integration, and e2e tests; drive observability and performance.

• Participate in on-call rotations to help maintain reliability and availability.

• What you need to succeed

Requirments

• 5+ years of commercial software development experience with Node.js and TypeScript.

• Strong knowledge of asynchronous programming, including Promises, streams, and ideally RxJS.

• Experience with messaging systems such as Kafka and RabbitMQ.

• Good understanding of distributed systems architecture.

• Solid experience with relational databases (MySQL, PostgreSQL).

• Experience with NoSQL databases such as DynamoDB, MongoDB, and Redis.

• Familiarity with analytical databases such as ClickHouse or Redshift.

• Proven track record of building and shipping production-ready solutions, with a focus on testing, observability, and performance.

• Hands-on experience with Docker and Kubernetes.

• Strong understanding of system design, API design, and network protocols.

• Commercial experience with React and modern state management tools such as Redux or similar alternatives.

• Experience with Pixi.js and Phaser.js is a plus.

• Good knowledge of HTML, CSS, and SCSS, including methodologies such as BEM, SMACSS, or similar.

• Ability to translate product requirements into intuitive, accessible, and user-friendly interfaces.

• Strong foundation in computer science fundamentals, database design, and software testing practices.

• Ability to write and review clean, maintainable, testable, and efficient code across the stack.

• Degree in Computer Science or a related field, or equivalent hands-on experience.

Nice to Have

• Experience with enterprise patterns, microservices at scale, DI frameworks (e.g., Inversify).

• Exposure to Event Sourcing and CQRS.

• Cloud experience (AWS/GCP/Azure).

• Performance engineering and active production observation (metrics, tracing, profiling).

• Security best practices and familiarity with industry standards.

• Domain experience in iGaming.
  

What We Offer

• Competitive Salary: We offer a competitive salary in EUR, subject to annual performance reviews

• Quarterly Bonuses: Benefit from a transparent and systematic quarterly bonus system

• Flexible Schedule: We offer a flexible work schedule to accommodate your needs

• Remote Work Option: Choose to work remotely, providing greater flexibility and comfort

• Medical Insurance: Receive comprehensive medical insurance for both you and a significant other

• Financial Support for Life Events: We provide financial support during special life events

• Unlimited Paid Vacation: Enjoy unlimited paid vacation leave

• Unlimited Paid Sick Leave: Take unlimited paid sick leave whenever necessary

• Professional Development: Get reimbursement for professional development courses and training

Recruitment Process

• HR interview

• Technical interview (with Live coding)

• Final interview

Please take into account that sometimes the process may differ, your TA Partner will keep you updated.

Join us today!