07/22/2026 updated
HM
100 % available
Senior Full-Stack Developer
Zary, Poland
Only remote
Master of Software Engineering & Computer ScienceAbout me
Full-Stack Developer with 7+ years of experience building scalable, secure web and cloud applications. Skilled in backend architecture, responsive frontends, API integrations, automation workflows, and CI/CD to deliver efficient, maintainable solutions.
Java (Programming Language)JavaScriptAmazon Web ServicesBusiness Process AutomationDevOpsWeb DevelopmentDjangoGitHubMongoDBOAuthWorkflowsReact.jsBackendStripeAngularJS
- Frontend: Angular, React, Next.js, Vue.js, TypeScript, HTML5, CSS3, Tailwind CSS, Material UI, RxJS, responsive UI, component architecture, dashboards
- Backend: Java, Spring Boot, Node.js, Python, Django, FastAPI, Express, PHP, Laravel, .NET, C#, API design, authentication, authorization, event-driven systems
- Databases: PostgreSQL, MySQL, schema design, migrations, indexing, query optimization, data modeling, reporting, analytics
- AI / LLM / Automation: Python, LLM APIs (OpenAI), prompt engineering, RAG, embeddings, AI agents, agentic workflows, MCP, workflow automation, n8n, Make.com, Zapier, webhooks
- Cloud / DevOps: AWS (EKS/ECS), Azure, Docker, Kubernetes, CI/CD, GitHub Actions, monitoring, performance optimization, cloud-native deployment
- Integrations / Security: OAuth2, SSO, RBAC, HR systems, e-signature APIs, SaaS integrations, secure API connectors, compliance-focused data handling
- Testing / Quality: Jest, Cypress, Pytest, NUnit, unit testing, integration testing, code review, maintainable architecture
Experience
Professional experience5 - 10 years
Freelancer since2016
Languages
EnglishFluent
Project history
Lead development of cloud-based interactive platforms using React, Django, and AWS. Designed scalable RESTful APIs and implemented automation workflows using Python and n8n.
Built responsive web applications with React, Next.js, Django REST Framework, and C# backend microservices. Led deployment automation using Docker, Kubernetes, and CI/CD pipelines.
Developed multi-tenant web applications and dashboards for healthcare management. Implemented PostgreSQL and MySQL databases with advanced queries and reporting tools.