Senior Developer – Research & Development (Full Stack)

About the company:

Our client is an iGaming service provider, which offers Gaming Services, Casino Marketing, Sportsbook Marketing and Operations, Creative, Data and B.I, Operations (CS, RPF, KYC), VIP Management, Acquisition, Social Media, Content, Product, Legal and Compliance.

Role overview:

The company is seeking a highly skilled Senior Developer – Research & Development (Full Stack).

As a Senior Developer in their R&D team, you will play a key role in the design, development, and implementation of full-stack solutions. You will work on a variety of projects using Node.js and Next.js to deliver robust, scalable, and innovative software.

Skill Requirements:

• Strong js development experience.
• Proficiency in js and PHP is highly desirable.
• Expertise in designing and optimizing relational databases like MySQL and NoSQL databases such as MongoDB.
• Experience writing correct and efficient SQL queries and troubleshooting flawed queries.
• Knowledge of indexing strategies to optimize database and SQL performance.
• Expertise in developing and deploying Microservices.
• Experience with Service Mesh technologies (e.g: Consul/Istio/Linkerd) for microservices management and traffic control.
• Strong understanding of design patterns such as Domain-Driven Design (DDD), Saga Pattern, CQRS, and event-driven architectures.
• Proficient in applying dependency injection and adhering to SOLID principles for maintainable software design.
• Experience with queuing tools such as RabbitMQ and Kafka for distributed messaging and event-driven architectures.
• Experience with caching mechanisms (Redis, Memcached) to enhance performance.
• Basic understanding of Cloud platforms (AWS, GCP, Azure).
• Ability to work with DevOps practices, CI/CD pipelines, and containerization (e.g., Docker).
• Proficient in UML design for software architecture and documentation.
• Detail-oriented with excellent problem-solving skills.
• Strong communication and collaboration skills within cross-functional teams.

Preferred Experience:

• 5+ years of experience in full-stack development, with strong expertise in js, Python and Next.js/React.
• Prior experience with Service Mesh and large-scale system integration.
• Knowledge of Agile development methodologies such as Scrum or Kanban previous experience with JIRA and Confluence is a plus.
• Experience with R&D or innovation-focused projects is a plus.
• Familiarity with Containerization (Docker/Kubernetes).

Key Responsibilities:

• Design and develop high-quality full-stack applications using js, Python and Next.js/React.
• Design and optimize relational databases such as MySQL and NoSQL databases like MongoDB.
• Write efficient and correct SQL queries and analyse flawed queries to improve performance.
• Create and manage indexes to optimize database performance and ensure query efficiency.
• Architect and implement Microservices-based solutions for scalable systems.
• Implement and manage Service Mesh technologies for microservices communication and network reliability.
• Apply design patterns like Domain-Driven Design (DDD), Saga Pattern, and CQRS to ensure high-quality, maintainable, and scalable software architecture.
• Utilize dependency injection and SOLID principles to promote clean code and effective software design.
• Optimize system performance using caching mechanisms (e.g., Redis, Memcached).
• Experience working with queuing tools such as RabbitMQ or Kafka for distributed messaging and event streaming.
• Contribute to DevOps practices and maintain a working knowledge of Cloud Solutions (Oracle Cloud/AWS/Azure).
• Translate complex system designs into UML diagrams and ensure effective documentation practices.
• Collaborate with product and design teams to ensure an eye for detail in both user experience and technical implementation.
• Lead and participate in R&D projects, helping to prototype and evaluate new technologies.

The company offers:

• Attractive remuneration package.
• Wellness benefit (after probation).
• Optician/Spectacle and Blue Lens Benefit (after probation).
• Health Insurance (after probation).
• Training support.