Senior Software Engineer

On The Spot Development is a software development company that builds R&D teams for heavily invested startups and tech companies from the UK, EU, and Israel.

About the role

We’re looking for a talented, self-driven software engineer to build an AI-based personal knowledge management assistant from scratch.

Responsibilities:

• Take full ownership of building the product from scratch
• Design and implement core architecture and infrastructure
• Implement and integrate AI models and external APIs
• Make technical decisions independently and ensure high code quality

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Requirements:

• ‍Bachelor’s degree in Computer Science, Engineering, or relevant experience
• 7+ years of experience in Python / (TypeScript or Javascript) development
• Proven experience with LLM frameworks (LangChain, LlamaIndex or similar)
• General understanding of MCP and A2A protocols
• Strong knowledge of PostgreSQL
• Experience with cloud platforms (Google Cloud Platform, AWS, Azure)
• Solid understanding of software design principles, concurrency, synchronization, memory management, data structures, algorithms, etc.
• Ability to prioritize and organize effectively with good communication skills
• Strong analytical and troubleshooting skills

Nice to have:

• Experience with frontend development
• Experience with Model Context Protocol and A2A
• DevOps skills, including Google Cloud Platform, K8S, Docker, CI/CD, and GitHub actions
• Linux administration skills

Benefits of working with us:

• Work in a highly professional team. Informal and friendly atmosphere in the team
• Paid vacation — 20 business days per year, 100% sick leave payment
• Equipment provision
• Partially compensated educational costs (for courses, certifications, professional events, etc.)
• Legal and Accounting support in Poland or Belarus
• Ability to work from our comfortable downtown office in Warsaw or Minsk
• 5 sick days per year
• Medical insurance (after the end of the probationary period)
• English/Polish classes 2 times a week (online)
• Bright and memorable corporate life: corporate parties, gifts to employees on significant dates

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