Fullstack Developer

28 - 37 USDNet per hour - B2B
Python

Fullstack Developer

Python
Warszawa, Warszawa

Crestt

Freelance
B2B
Mid
Remote
28 - 37 USD
Net per hour - B2B

Job description

  • Strong experience with Python, especially FastAPI

  • Proven experience building and consuming REST APIs

  • Experience with PostgreSQL and relational database design

  • Knowledge of authentication and security standards: OAuth2, OIDC, RBAC, SSO integration

  • Experience with DevOps tooling: Docker and Kubernetes

  • Familiarity with CI/CD pipelines (GitHub Actions, GitLab CI or similar)

  • Experience with software supply chain security: artifact validation, signature verification, compliance scanning, sandboxed execution

  • Ability to work in cloud or on-prem / hybrid infrastructure environments

 Nice to have:

  • Frontend experience with React, TypeScript, Next.js or similar SPA frameworks 

Required Technical Skills:

Python, Fast API, RESTful APIs, PostgreSQL, Docker, Kubernetes, CI/CD

Main Responsibilities

  • Designing and developing fullstack features across frontend and backend components

  • Building and maintaining backend services using Python (FastAPI) and REST APIs

  • Developing scalable data models and service architectures

  • Implementing secure authentication and authorization mechanisms

  • Integrating security controls and package validation tooling into the development lifecycle

  • Working in collaboration with DevOps and infrastructure teams to ensure reliable deployments

27.04.2026 - 31.07.2026 - may be extended.

Tech stack

    Polish

    C2

    English

    C1

    fastapi

    advanced

    Python

    advanced

    Kubernetes

    regular

    docer

    regular

    SSO

    regular

    RBAC

    regular

    OIDC

    regular

    OAuth2

    regular

    PostgreSQL

    regular

    REST API

    regular

Office location

Fullstack Developer

28 - 37 USDNet per hour - B2B
Summary of the offer

Fullstack Developer

Warszawa, Warszawa
Crestt
28 - 37 USDNet per hour - B2B
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