Fullstack Engineer

DAC.digital; Województwo pomorskie; Hybrid; PLN 180,000 - 240,000; Full time

Job summary

A leading digital services company in Poland is looking for a skilled developer to design and maintain web infrastructure using Python and FastAPI. The ideal candidate has strong experience in PostgreSQL and a solid understanding of CI/CD practices. This role allows for 100% remote work or on-site at the Gdańsk office, offering a comprehensive B2B contract with 30 days off and additional benefits.

Benefits

Private medical care

Group insurance

Pre-paid card or Sport Card

Referral program

Real Agile practices

Employee well-being online platform

Cafeteria benefits

Qualifications

• Experience with CI/CD pipelines for web apps.
• Understanding of agile methodologies (Scrum, Kanban).
• Keen to learn and share knowledge.

Responsibilities

• Design, build, and maintain scalable web infrastructure.
• Collaborate to deliver APIs, UI components, and system integrations.
• Drive automation and system reliability.
• Optimize system performance and cost.

Skills

Fluency in English (min. C1)

Proficiency in Python and FastAPI

Strong experience with PostgreSQL

Proficiency in React and TypeScript

Comfortable with Git-based workflows

Solid debugging skills

Experience building production web applications

High communication skills

Willing to travel if necessary

Tools

Docker

Kubernetes

Redis

Job description

Overview

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
• 20 000 – 24 000 PLN net/month – B2B contract (days off included)

Working Hours

• 4:00 PM – 8:00 PM (Polish time / CET) remaining 4 hours flexible

You Will Be Responsible For

• 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.

Experience / Qualifications

• 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);
• 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 Have

• 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.

Technology Stack

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

What Do We Offer

• possibility to work 100% remotely or on-site at our office in Gdańsk;
• b2b contract with included 30 days off;
• 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!