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Backend Developer (Typescript/Python)
Build and maintain high-performance backend services in Node.js and Python, integrating APIs, databases, and cloud infrastructure while collaborating with cross-functional teams.
Senior Backend Developer
Build secure backend services in Java/Spring Boot for European cybersecurity projects, integrating cloud infrastructure, APIs, and secure data management for clients like ESA and NATO.
Full Stack React Developer
Build a patient-facing React web portal and shared component library, integrating FastAPI endpoints, handling auth flows, and ensuring WCAG 2.1 AA accessibility for a fast-growing healthtech scale-up.
Senior backend / full-stack .NET developer
Senior backend/full-stack .NET developer building scalable, secure .NET 8+ services with Azure Service Bus, REST APIs, and SQL Server, plus optional Blazor/React front-end work.
Backend Developer
Builds high-performance Java/Spring Boot backends that turn complex HVAC physics into scalable SaaS tools for engineers to design low-carbon heating and cooling systems.
Java Software Engineer
Builds secure, scalable Java microservices with Spring Boot, Kafka, and Kubernetes, integrating identity management and CI/CD pipelines.
Senior Java Developer (Cloud-native / Microservices)
Build and maintain cloud-native Java microservices and APIs, modernizing legacy systems to run on Kubernetes and Azure while ensuring performance and security.
Java Associate Technical Architect / Sr Java Backend Developer
Design and build AI-powered HR backend services using Java, Spring Boot, and Azure, including microservices, REST/GraphQL APIs, and Kafka streaming.
Senior Full-Stack Java/Angular Developer
Build and migrate Java services and Angular front-ends in a SOA architecture, deploying to a private cloud while ensuring security, performance, and monitoring within an Agile/DevOps team.
Remote Java Developer — API & SOA Expert
Designs, builds, and maintains secure Java applications and APIs in SOA environments, implementing OAuth2, OpenAPI, JWT, and SOAP/REST services.
Java developer Healthcare
Senior back-end engineer building scalable microservices in Java/Kubernetes to connect healthcare systems and improve patient care via FHIR and modern DevOps pipelines.
Senior Java Developer
Senior Java developer building secure, scalable microservices for public-sector systems using Spring Boot, Vert.X, Kafka, and TensorFlow integrations.
Java Developer (IAM/Keycloak)
Build and extend a Java/Spring Boot IAM platform using Keycloak for secure authentication and authorization in healthcare, including a new self-service admin app.
Java Developer
Build and maintain KLM’s API gateway infrastructure using Java/Spring Boot and Node.js, ensuring secure, scalable, and self-service solutions that connect digital services across the airline.
Java Developer
Build and maintain a secure Identity & Access Management platform in Java/Spring Boot with Keycloak for Dutch healthcare providers, ensuring fast, safe access to patient records.
Java Backend Developer
Build and maintain high-performance Java backend services using Spring Boot, REST APIs, and databases for agency clients.
Senior Python Developer
Build and maintain scalable cloud-native backend services using Python, FastAPI, and Kubernetes for international clients in a global IT services firm.
Senior Python Backend Developer (Azure & DevOps)
Design and build scalable Python backend APIs (FastAPI/Flask) on Azure, automate deployments with DevOps tools (Docker, Kubernetes, Ansible), and optimize SQL databases for high-traffic systems.
Software Engineer
Build and maintain software systems that streamline care workflows for doctors, pharmacists, and patients, using Java/Spring ecosystems and agile practices.
Software Developer - Full Stack
Build cloud-native full-stack apps for Ontario’s government, integrating AI/ML models (e.g., computer vision) with React/Next.js front ends, Python FastAPI back ends, and .NET Core services.