Engineer Your Career at Techstack

We are looking for a Middle General QA Engineer to join our team and contribute to a healthcare technology product. In this role, you will combine manual and automated testing of web and mobile applications, work with APIs and databases, and help ensure the reliability and quality of solutions that support remote cardiac monitoring.

Our partner is a large international industrial company spanning building solutions, performance materials, logistics, real estate, and investments, with a presence across dozens of countries. We've been partnering with this client for over 6 years now - a long-term collaboration built on trust and the quality of our engineering work. Our goal is to enhance the product and development process through R&D, innovation, supply chain process improvement, and the overall social environment.

We’re looking for a Senior Python Backend Engineer to help build a GRC platform powered by knowledge graphs. You’ll work with Python, PostgreSQL, and graph technologies to design data models, develop backend services, and build integrations that support risk analysis and compliance workflows. This is a 3-month contract for an engineer with strong backend expertise and hands-on experience with knowledge graphs and ontology design.

We’re hiring in advance. The project is currently in Phase 2, and the role starts with Phase 3, expected in early January 2027 (exact date TBC). We’ll keep you updated throughout the hiring process. We’re looking for two Back-End Developers (Middle+ / Senior level) to join our team on a project for a Dutch bookkeeping platform. The product is modernizing its accounting core: replacing legacy single-entry accounting logic with a database-backed double-entry model, improving ledger-code management, and introducing reliable reconciliation capabilities. All changes are implemented within the existing Java/Spring application, with a strong focus on production stability, preserving historical accounting data, and safe migration to the new model. The current platform must keep running without disruption. This is a full-time engagement for approximately 19–23 weeks (Phases 3–4).

Join a long-term project where you’ll work with Node.js, TypeScript, and AWS, solve challenging production tasks, and help improve a large-scale software ecosystem.

Join a US-based healthcare project focused on remote cardiac monitoring solutions. As a Middle Full-Stack Engineer (.NET + React), you’ll work across the backend and frontend, developing and enhancing a web application used by healthcare professionals

We’re looking for a Senior QA Automation Engineer to join a healthcare technology project focused on cardiac monitoring and clinical workflows. You’ll work on a web platform that supports healthcare professionals and help shape its automation approach from expanding test coverage to building reliable end-to-end scenarios.

Our client is a US-based healthcare technology company that develops medical-device technology and provides remote cardiac monitoring services. Its environment combines connected medical devices, cloud software, and clinical workflows, with a strong focus on service reliability, patient-data security, and regulatory compliance.