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Senior Software Developer
  • Warsaw
Senior Software Developer
Warszawa, Warsaw, Masovian Voivodeship, Polska
Integral Solutions
26. 2. 2026
Informacje o stanowisku

technologies-expected :


  • Node.js
  • TypeScript
  • AWS
  • DynamoDB
  • GraphQL
  • Kafka

technologies-optional :


  • iOs
  • React.js
  • Android
  • Swift
  • SwiftUI

about-project :


  • Let’s get straight to the point — we’re building the next chapter in interactive fitness. We’re a team of tech-driven fitness enthusiasts who believe that working out should be something people actually enjoy. So we started designing. From the ground up.
  • The result? A one-of-a-kind device — a smart IoT-powered strength training machine that combines advanced hardware with an AI-powered personal coach. It’s built for effective, personalized strength workouts at home, with real-time feedback, tracking, and progress you can feel.
  • This project is being developed for an Israeli startup in the fitness space, aiming to redefine how people train at home through a truly innovative product.
  • Our team brings together experienced designers, product managers, and top-tier software and hardware engineers — many of whom have worked on some of the most recognized consumer tech products out there. Now, we’re combining our skills to build something that will reshape home fitness — engaging, effective, and genuinely rewarding.
  • Backend Developer with Frontend skills as a plus
  • Workplace: An office in Warsaw, possibility to work 100% remotely
  • We can’t wait to show you what we’ve been working on.

responsibilities :


  • Design and implement highly scalable and performant backend systems, focusing on low latency and high throughput.
  • Develop complex, scalable backend services from the ground up using cutting-edge technologies such as serverless architecture, AWS, and big data.
  • Deliver high-quality software on time by collaborating with the team on backend optimizations, and taking ownership of the process
  • Utilize Continuous Integration & Delivery and/or Test-Driven Development to ensure code quality, performance, and reliability.
  • Conduct performance profiling and tuning on backend systems to achieve optimal efficiency.

requirements-expected :


  • Experience as Software Engineer with 5+ years of hands-on experience in backend development, preferably in high-performance, low-latency environments
  • Experience with Node.js, Typescript and some react
  • Experience in cloud platforms, particularly AWS, and familiar with serverless architecture and microservices
  • Hands-on experience with NoSQL data stores like DynamoDB, Elasticsearch, etc.
  • A problem-solving attitude, eager to tackle performance and efficiency challenges in backend systems

benefits :


  • sharing the costs of sports activities
  • private medical care
  • integration events
  • no dress code
  • christmas gifts
  • employee referral program

  • Praca Warszawa
  • Warszawa - Oferty pracy w okolicznych lokalizacjach


    80 055
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