Sr. Fullstack Engineer w Warząchewka Polska, Polska

At The BrimincSoftech, we are a dynamic recruitment and talent solutions firmcommitted to connecting businesses with exceptional https://jobeax.com/link/b5tEnkSdLJrG1xk3 in staff augmentation, permanent hiring, andcustomized workforce solutions, we partner with organizations topower their growth through people.

Job Description

This is a remote position.

Role: Senior Full-Stack / Platform Engineer Experience: 3+ years What You’ll Do Architect scalable healthcare workflows and AI-assisted systems Design resilient, real-time, event-driven backend systems Lead technical decision-making and mentor junior engineers. Own deployment, security, and performance optimization Contribute to long-term platform architecture

Required Skills 3+ years of full-stack or platform engineering experience Deep expertise in TypeScript (mandatory) Strong hands-on experience with: React / https://jobeax.com/link/Z30sZYC3jcRenVso https://jobeax.com/link/JSd7UYCSg572jJDY / Fastify PostgreSQL (schema design, indexing, performance tuning) Experience with real-time systems (WebSockets, MQTT, Redis Pub/Sub) Strong Linux deployment knowledge (PM2, process management) Experience implementing secure auth flows (OAuth2, Keycloak, RBAC) Ability to explain architectural decisions and trade-offs clearly.

Strongly Preferred Experience with FHIR R4 / HL7 Experience using production grade RAG or agentic frameworks LLMs ( https://jobeax.com/link/5JI173dwnTLARxOA OpenAI-compatible APIs) Experience designing event-driven or distributed systems Security & compliance awareness (HIPAA / EMR / ABDM concepts)

Bonus IoMT or medical device protocol experience Observability stack experience (Grafana, VictoriaMetrics) Dabbling with LLMs and other ML models Prior healthcare startup experience