Senior Full stack developer
Key experience
Sector Background
Preferences
- Location
- European Union only
- Rate expectations
-
Project assignment:
9 €/h,
Full time position: 2500 €/month
- Current status
-
Available Now
Personal Statement
Professional Summary
I’m a Senior Full-Stack Developer with 9+ years of experience building scalable enterprise applications across healthcare, energy, banking, insurance, and retail domains.
Technical Skills
- Frontend Development: React.js, TypeScript, JavaScript, Redux Toolkit, Redux-Saga, Material UI
- Backend Development: Node.js, Express.js, Python, FastAPI, Pydantic
- API Development: REST APIs, GraphQL, API Integration
- Generative AI & LLMs: OpenAI API, Large Language Models (LLMs), Prompt Engineering, Retrieval-Augmented Generation (RAG), AI Agents, Tool Calling
- AI Frameworks & Orchestration: LangChain, LangGraph, Text Embeddings, Semantic Search, Document Retrieval Pipelines
- Databases: MySQL, MongoDB, Qdrant Vector Database
- Architecture: Microservices, Micro-Frontends, Module Federation, Monolithic Applications, Event-Driven Architecture
- Messaging: Apache Kafka, RabbitMQ
- Cloud & DevOps: AWS, Microsoft Azure, Docker, Kubernetes, CI/CD, GitLab
- AI-Assisted Development: GitHub Copilot, Cursor, Claude, ChatGPT
Portfolio link: https://shashikant-hr.me/
Role Preference: Seeking a full-time Senior Frontend Developer or Senior Full-Stack Developer position where I can contribute to scalable applications, technical architecture, and high-quality software delivery while continuing to grow in Generative AI engineering.
Key Strengths: Strong problem-solving skills, technical ownership, performance optimization, code reviews, mentoring, Agile collaboration, and translating complex business requirements into maintainable technical solutions.
Location & Availability: Based in Vilnius, Lithuania, with a valid Lithuanian residence permit and full authorization to work in Lithuania without visa sponsorship. Available to start immediately.