[GBL] Senior Backend Engineer (TypeScript)

Project the aim youll have

Join an innovative digital platform building scalable high-performance backend systems. Youll be part of a collaborative cross-functional team focused on creating a solid well-governed data foundation and backend architecture. Working with modern TypeScript technologies and event-driven systems youll help deliver trusted scalable solutions that power personalized member experiences. The client is a leading UK-based organization investing in next-generation technology to transform its digital ecosystem.

Position how youll contribute

• Design and develop high-load backend services using TypeScript and .
• Build and maintain a robust scalable data architecture ensuring proper data storage structure and documentation.
• Integrate backend services using gRPC and manage inter-service communication via protobuf contracts.
• Implement event-driven solutions with message brokers such as Kafka or SQS.
• Work with analytical (ClickHouse) and transactional (PostgreSQL) databases to optimize queries and ensure data reliability.
• Integrate with third-party systems including Auth0 Stripe Sanity CMS HubSpot Algolia and external APIs (e.g. Google Places).
• Ensure strong data governance: define data structures storage strategies and maintain comprehensive documentation.

Qualifications :

Expectations the experience you need

• Proven commercial experience in backend development with TypeScript and .
• Hands-on experience with or similar backend frameworks.
• Solid understanding of microservices architecture and distributed systems.
• Experience with PostgreSQL: indexes transactions and query optimization.
• Practical experience with message brokers preferably Kafka.
• Familiarity with gRPC and building APIs for inter-service communication.
• Understanding of event-driven architecture principles.
• Ability to write clean maintainable and type-safe code with a focus on scalability.

Additional skills the edge you have

• Experience with in production or personal projects.
• Hands-on experience with ClickHouse for analytical workloads.
• Experience building high-load systems and real-time or near-real-time data pipelines.
• Familiarity with observability tools: logs metrics and distributed tracing.
• Understanding of DDD CQRS and Clean Architecture patterns.

Additional Information :

Our offer professional development personal growth:

• Flexible employment and remote work  
• International projects with leading global clients 
• International business trips  
• Non-corporate atmosphere 
• Language classes 
• Internal & external training 
• Private healthcare and insurance  
• Multisport card 
• Well-being initiatives 

Position at: Software Mind Poland

Remote Work :

Yes

Employment Type :

Full-time