On The Spot Development is a boutique software development company with headquarters in London, UK, and a dedicated R&D center in Warsaw, Poland. We help fast-growing startups and tech companies build and scale their products with flexible engagement models and a strong focus on quality and transparency. Our core expertise is building custom R&D teams in Poland on a long-term basis-quickly, cost-effectively, and with complete transparency on all costs. We don’t shuffle team members around: your offshore development team is fully dedicated to your goals, working as an extension of your own company. You get full visibility and control over team salaries and a clear understanding of our service fees. We offer three main services: 1. Offshore Development Center (ODC): Build your own R&D team in Poland for long-term collaboration, with a contractual right to buy out your team at any time. 2. Custom software development: Get a quick boost to your software development with ad-hoc support from our experienced engineers. 3. Fractional CTO services: Access on-demand CTO leadership for your early-stage startup, from roadmap and PoC to MVP and beyond. Our customers range from early-stage startups to unicorns and public companies. 8 out of 10 customers have been with us for over 4 years, and we value long-term partnerships without limiting your flexibility. We also run TechSpot - tech events in Poland and online focused on software system design, AI, LLMs, cloud computing, and DevOps, bringing together top speakers and engineering minds. In addition, we produce the 137 Podcast, where our Сo-founder talks with CTOs, engineers, and tech leaders about real engineering challenges, technology culture, and the latest trends in the industry.