Fullstack Engineer (Python/React)

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.SalaryKey information:23 000 – 27 500 PLN net/month – pure B2B contractIt Is Vital That You HaveFluency 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);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.).Nice To Havehands-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.Technology StackPythonFastAPIPostgreSQLReactTypeScriptHTML/CSSCI/CDGitYou Will Be Responsible For Supporting Our Team Indesign, 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.What Do We Offerpossibility 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!