Jobs in Leszno, Poland

At DAC.digital, we are constantly growing our business. As part of our growth strategy, we are strengthening our strategic partnership with a leading AI operating system provider.

Salary: 23 000 – 27 500 PLN net/month – pure B2B contract.

• Fluency in English (min. C1)
• Proficiency in Python and FastAPI for building RESTful services (OpenAPI, auth, middleware)
• Strong experience with PostgreSQL (schema design, indexing, query optimization, migrations)
• Proficiency in React and TypeScript, with solid HTML/CSS skills (responsive layouts, accessibility)
• Familiarity with CI/CD pipelines for web apps (linting, testing, build and release automation)
• Comfortable with Git‑based workflows and modern development practices (code review, formatting, static typing)
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• Solid debugging and performance tuning skills across database, API, and frontend layers
• Experience building and maintaining production web applications and platforms
• Demonstrated ability to take features from design through implementation, testing, and deployment
• Experience collaborating with frontend, backend, and product teams on cross‑functional projects
• Working in agile methodologies (Scrum, Kanban)
• High communication skills
• Eager to learn and share knowledge
• Willing to travel if necessary (conferences, coworking events, etc.)

• Hands‑on experience with Docker and Kubernetes for local development and deployment (Helm/ArgoCD a plus)
• Experience with caching/queues (e.g., Redis) and background jobs
• Familiarity with monitoring and observability stacks for web systems (logs, metrics, dashboards, alerts)
• Exposure to security best practices (OWASP, CSRF/CORS, secrets management) and rollback strategies

• Python
• FastAPI
• PostgreSQL
• React
• TypeScript
• HTML/CSS
• CI/CD
• Git

• Design, build, and maintain scalable web infrastructure using FastAPI and PostgreSQL, ensuring robust API versioning, migrations, and deployment workflows across multiple environments
• Collaborate with frontend and backend teams to deliver production‑ready APIs, UI components, and system integrations based on technical requirements
• Drive automation and system reliability by implementing CI/CD pipelines, test coverage (unit, integration, E2E), monitoring tools, and alerting systems
• Optimize system performance and cost by profiling bottlenecks across database, APIs, and React‑based UI; implement caching strategies and efficient resource usage in cloud or hybrid setups
• Produce and maintain clear technical documentation, including API specs, coding standards, development workflows, migration guides, and troubleshooting runbooks

• Possibility to work 100% remotely or on‑site at our office in Gdańsk
• Private medical care
• Group insurance
• Pre‑paid card or Sport Card
• Referral program
• Real Agile practices
• Employee well‑being online platform
• Cafeteria benefits

Sounds like your cup of tea?

We are excited to have you on our team!

Apply!