Jobs Ukraine, Fullstack

About the project
A service-oriented EnergyTech platform for electricity trading, consumption-data aggregation, and market hedging across energy markets. Built on multiple Django/DRF backends with React SPAs on top, plus AI/LLM-assisted analytics and a customer portal with enterprise SSO. The product is live and revenue-generating - we’re building out new services and setting modern development standards.

Responsibilities:
— Develop backend services with Python, Django + DRF;
— Build React SPAs (Vite, MUI, Recharts);
— Work with business logic and cross-service integrations;
— Implement AI/LLM features using LangChain + OpenAI;
— Write and maintain tests.

Required skills:
— 1+ years of commercial experience as a Full-stack/Software Developer;
— Strong Python, Django and DRF;
— React and JavaScript/TypeScript;
— PostgreSQL, Redis, Celery;
— Third-party API integration;
— Git and testing;
— Experience with AI coding tools (Claude Code, Cursor or similar);
— English: Upper-intermediate or higher.

Will be a plus:
— LangChain / OpenAI or other LLM integration;
— Vite, MUI, Recharts;
— Azure, Docker, CI/CD.

We offer:
— Opportunities for career growth and personal development, to help you improve your skills and achieve your goals;
— No micromanagement - your ideas and initiatives are always encouraged;
— Educational programs that are covered by the company at 30% of the expense;
— Paid vacation leave and public holidays (21 vacation days annually);
— Competitive financial compensation with regular performance reviews;
— Outdoor team activities are paid for by the company;
— English language improvement through extensive communication;
— The chance to work alongside highly experienced and enthusiastic IT professionals who are ready to share their knowledge and help you gain invaluable experience in a live IT environment.

Senior Full Stack Engineer

We’re building the Production ready system from the PoC and looking for a Senior Full Stack Engineer who enjoys creating scalable products and taking ownership of real technical decisions. You’ll work closely with product and design teams, shape parts of the architecture, and help turn ideas into a production-ready platform.

Requirements:

• 5+ years of software development experience with JavaScript, TypeScript, and modern ES6+
• Strong experience with React and Next.js
• Strong experience with backend development using Node.js / NestJS
• Hands-on experience with MongoDB and PostgreSQL
• Hands-on experience with MQTT
• Experience building applications that can be deployed on both OnPrem and Cloud platforms
• Experience building scalable applications and contributing to system architecture
• Ability to take ownership of features and technical solutions
• Comfortable working in fast-paced, product-driven environments
• Strong communication skills and ability to collaborate with both technical and non-technical stakeholders
• Upper-Intermediate English (B2+)

Nice to Have:

• Experience with React Native or WebSockets
• Experience working in startup or early-stage environments
• Experience with Azure, IoT Hub, Microsoft Entra ID
• Previous experience mentoring engineers or contributing to technical leadership

Responsibilities:

• Develop and deliver key features of a new product from concept to launch
• Contribute to the design and implementation of scalable frontend and backend architecture
• Collaborate closely with product, design, and engineering teams
• Take ownership of technical solutions and help drive implementation
• Participate in code reviews and maintain high engineering standards
• Contribute to development best practices and team workflows
• Support and mentor less experienced engineers when needed
• Continuously improve performance, reliability, and scalability of the platform.