Full Stack Engineer

We’re seeking a talented and experienced Senior Full-stack Engineer with AI expertise to join our client team — to develop innovative AI solutions together and make them productive.

Client is the market-leading provider of SaaS solutions for temporary staffing and cleaning service providers in Europe.

You will have the freedom to experiment with the latest AI tools, frameworks, and models — and at the same time the responsibility to build fast-working systems that add real value. From prototypes in a few days to scalable production systems: you will actively shape the AI landscape.

Experience / Skills required:

Must have:

5+ years of experience in software development (frontend & backend) and building production systems

Knowledge of advanced AI tooling for productivity: MCP, agent skills, harness engineering (Claude Code / Cursor / Codex, Worktrees)

Strong programming skills: Python, TypeScript, Node.js (other languages are a plus)

Experience with cloud platforms (AWS preferred) and DevOps tools: Docker, Kubernetes, CI/CD

Experience deploying production systems and building scalable architectures

Understanding of machine learning / LLMs / generative AI and their integration into production systems

Hands-on experience with modern AI tools such as Cursor, GitHub Copilot, Lovable, or similar

Understanding of API design, data pipelines, and integrations with existing systems

Comfort working in a fast-paced, exploratory, and agile environment

Upper-Intermediate English and better

Responsibilities:

Ideation & Prototyping

Develop functional prototypes in a very short time (e.g. within a week) to demonstrate AI value

Set up technical environments including data, functional, and technical requirements

Evaluate use cases for technical feasibility and define PoCs

Set goals for initial user testing

MVP Development

Implement AI solutions in close cooperation with PMs and business stakeholders in agile sprints

Apply best practices for deployment, data handling, and system integration

Explore creative technical approaches to solving business problems

Develop multi-agent systems to automate business processes

Integrate solutions into existing ERP systems (e.g. via MCP)

Build user-friendly UIs that deliver real customer value

Production & Maintenance

Build testing frameworks (e.g. for LLM validation) for continuous improvement

Monitor performance, costs, and hallucinations to optimize systems

Scale services across geographies and ERP systems

Ensure stability, security, and scalability of solutions

We offer:

Competitive salary

Medical Insurance after 3 months probation period (can be used in Ukraine)

Vacation (up to 20 working days)

Sick leaves (10 working days)

National Holidays as paid time off (11 days)

Online English courses

Accountant assistance and legal support

Flexible working schedule — remote, office-based, or hybrid format

Fully-equipped perfect office space located in the city center (ready for work in blackouts)

Direct cooperation with the customer

Dynamic environment with low level of bureaucracy and great team spirit

Challenging projects in diverse business domains and a variety of tech stacks

Communication with Top/Senior level specialists to strengthen your hard skills

Online/offline teambuildings

Volunteering culture development and support

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