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Senior .NET Azure Backend Engineer
Senior engineer at Kumaran Systems building scalable .NET 8/C# backend services on Azure — developing Azure Functions, Service Bus consumers, and App Service deployments — while collaborating with architects, QA, DevOps, and clients on transformation projects.
Senior Backend Engineer: APIs, AWS & Scale
Senior backend developer at Off2Class in Toronto owning server-side architecture, APIs, and data processing for its ESL (English-as-a-second-language) learning platform serving schools, teachers, and learners. Core technologies are PHP, AWS, and databases, with a focus on performance, testing, and reliable deployments.
Senior Java Backend Engineer - Spring, TDD, Low-Latency
Blutic LLC is hiring a Senior Java Backend Engineer in Montréal (hybrid) to build scalable, secure data processing and analytics backends using Java, Spring, and SQL. The role emphasizes strong TDD practice and low-latency systems experience in finance.
Senior Java Backend Engineer
Senior hands-on backend engineer at Citigroup designing, building, and delivering Java and Spring Boot services from requirements through production. The role stresses clean architecture, readable code and documentation, code reviews and mentoring, and using AI tools across daily engineering work.
Senior Backend Engineer (Databases Tempo)
Senior engineer owning technical direction for Grafana's Tempo, an open-source distributed tracing backend. Day to day: lead multi-month projects across ingestion, storage, query engines, and TraceQL metrics in Go, own SLOs and on-call, mentor engineers, and contribute to the OSS project in a fully remote team.
Senior Web3 Backend Engineer Toronto
Senior backend engineer building Robinhood's crypto, Web3, and wallet products in Toronto: scalable backend services, infrastructure, and data systems supporting trading of cryptocurrencies and tokenized assets, using Go or Python. Requires in-office attendance at least three days weekly.
Senior Backend Developer Waterloo
Senior backend developer building SOAP/REST APIs, microservices, and event-driven systems on Azure Kubernetes Service in a hybrid role based in Waterloo, Ontario. Emphasis on Agile, DevOps, TDD, and CI using Jenkins, GitHub Actions, JUnit, and Cucumber; requires 8 years of experience.
Senior Java Backend Developer
Senior Java backend developer (7–15 years) building enterprise-grade, low-latency applications using Java, Spring (Boot/MVC/Security), optimized SQL, multi-threading and TDD — largely for financial-domain work such as trading, risk and settlement systems. Hybrid role based in Montréal.
Senior AI Applications Backend Engineer
Senior backend engineer designing, architecting, and scaling GenAI Co-Pilot and Decision Flows platforms using Java, cloud-native tech (Kubernetes, Docker), and distributed systems (Kafka, RabbitMQ) at an investigative analytics software company.
Senior Python Developer - AWS Serverless Backend
Senior Python Developer in Dublin building secure, scalable serverless backend services on AWS for Fruition Group's client. Day to day involves cloud-native backend development and collaboration with engineering, product, and security teams, in a hybrid pattern with 2 days per week on site.
Backend Developer Senior - Jakarta
Senior backend developer in Jakarta who sets engineering standards, designs system architecture, mentors junior engineers, and builds Infomedia Nusantara's Government Procurement Platform. Core stack includes Go, Java, PostgreSQL, GraphQL, Temporal, Redis, and Pub/Sub.
Remote Senior Backend Engineer - Scalable Systems
Senior backend engineer at Placements24 working fully remote across South Africa (Mossel Bay focus area), designing, developing, and maintaining backend systems and APIs. Core focus areas are RESTful APIs, microservices, and cloud containers, with 5+ years of backend experience required.
Senior Backend Developer
Senior backend engineer shaping Razor Labs' DataMind AI industrial intelligence platform — owning features end-to-end, from architecture to production delivery, for high-volume machine data and real-time diagnostics. Core stack: Python, REST APIs, distributed systems, PostgreSQL, BigQuery, GCP, Redis, plus AI coding tools like Claude Code and Copilot.
Senior Backend Engineer
Wiliot is hiring a Senior Backend Engineer in Tel Aviv to design and build scalable, data-intensive management systems for its IoT platform (self-powered RFID-style stickers). Day-to-day work spans architecture and implementation of large-scale pipelines using Java/Spring Boot, Kafka, Flink/Spark, cloud microservices, and relational/NoSQL databases.
Senior Backend Engineer | Orders Team
Senior Backend Engineer on Instabee's Orders team, owning the architecture, scalability, and reliability of the core order-handling engine behind millions of e-commerce deliveries across Europe. Day to day: leading design of high-throughput distributed microservices in Node.js/TypeScript with MongoDB, Kubernetes, and GCP, while mentoring engineers.
Senior Backend Developer (FinTech / LMS, LOS)
Senior backend developer at a fintech digital-lending company in Noida, designing and maintaining backend systems with Node.js, Docker, and Kubernetes, and integrating APIs with AWS and Redis for scalability, security, and performance.
Senior Backend Engineer (Python)
About the role : We are looking for a Backend Engineer to build and maintain the services and APIs that power our sports intelligence products for internal teams and external clients. You will work across backend…
Senior Software Engineer- Backend, Python
Senior Backend Engineer at technology consultancy Beyond, building and scaling Python backends and production-grade AI features (RAG pipelines, LLM orchestration, agentic workflows on Vertex AI) on GCP for enterprise clients. Hybrid role based in the Buenos Aires delivery centre, with occasional office presence.