About the Position

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GLIWICE | WARSZAWA | WROCŁAW | KRAKÓW | REMOTE

Join Boldare and build AI-powered products with a team that values autonomy, experimentation, and continuous learning.

Responsibilities

Design and develop scalable backend services using Node.js
Write clean, maintainable code in TypeScript
Collaborate with frontend team to integrate APIs
Implement REST API design with authentication methods
Conduct unit and integration testing using tools such as Jest, Vitest, Supertest
Utilize Docker and Docker Compose for containerization
Implement Continuous Integration using GitHub Actions, GitLab CI/CD
Work within Agile development methodologies (Scrum preferably)

2+ years of experience in developing JS applications using Node.js
Advanced knowledge of one of Node.js frameworks like Nest.js, Koa.js, Fastify or with cloud/edge routing patterns
Practice in TypeScript
Knowledge of SQL (preferably Postgres) or NoSQL database (preferably MongoDB)
Strong knowledge of REST API design with authentication methods
Experience with unit and integration testing using tools such as Jest, Vitest, Supertest
Experience with Docker and Docker Compose
Experience in Continuous Integration (i.e. GitHub Actions, GitLab CI/CD)
Proficient understanding of Git
Experience with one of existing cloud providers (preferably AWS)
Knowledge of Agile development methodologies (Scrum preferably)
Command of English and Polish on B2+ level

Good understanding of design patterns important to API-driven apps
Basic experience with popular front-end frameworks, i.e. React, Vue
Knowledge of popular REST API alternatives, i.e. GraphQL, tRPC
Experience with serverless runtimes such as AWS Lambda, Netlify Functions etc. and related services
Experience with WebSockets and/or message queues like RabbitMQ, Kafka, NatsStreaming, etc.
Knowledge of Backend-as-a-Service, i.e. Firebase, Supabase
Experience with other programming paradigms outside of OOP
Experience with microservice architecture
Experience with direct cooperation with external client

Transparent compensation, meaningful benefits, and the flexibility to work in a way that helps you do your best work.

Flexible work model
Private healthcare - access to LuxMed on preferential terms.
Sports package - join Multisport on preferential terms.
AI-first learning culture - we encourage experimentation, continuous learning, and aren't afraid to burn tokens in the pursuit of better solutions.
Knowledge-sharing environment.