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Integral Solutions - Data & AI

Fullstack Developer (node.js + Swift)

Integral Solutions - Data & AI
Poland · Full-time · Entry
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.

We can’t wait to show you what we’ve been working on.

Fullstack Developer

Workplace: Warsaw ( at least 4 days per week in the office)

The Role

  • 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.

You Are

  • A seasoned software engineer with 5+ years of hands-on experience in backend development, preferably in high-performance, low-latency environments.
  • Experienced in cloud platforms, particularly AWS, and familiar with serverless architecture and microservices.
  • A problem-solving attitude, eager to tackle performance and efficiency challenges in backend systems.
  • Hands-on experience with NoSQL data stores like DynamoDB, Elasticsearch, etc.,
  • Experienced with building microservices systems in a serverless environment - a strong advantage.
  • Experienced with Nodejs, GraphQL, and Typescript - a strong advantage.
  • Experienced in multiple front-end platforms, including iOS, React, Android, and API services - an advantage
  • Experienced with Swift/SwiftUI - an advantage.
  • Experience integrating GenAI technologies - an advantage
  • Preferably with a degree in computer science or similar.

Key Skills

Ranked by relevance

serverless aws continuous integration elasticsearch microservices typescript dynamodb graphql android react nosql cloud ios ai
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Country Guide

Poland

Fast-growing Central European IT hub

Posted
Jul 02, 2025
Type
Full-time
Level
Entry
Location
Warsaw
Company
Integral Solutions - Data & AI

Industries

IT Services IT Consulting

Categories

Engineering Information Technology

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