java backend engineer jobs in Calgary

Transform the energy industry as a Senior Cloud Java Engineer at Halliburton, focusing on backend solutions and cutting-edge seismic processing technology. Leverage your Java and AI expertise for impactful developments. This role requires a senior engineer to build and advance a seismic processing platform, emphasizing distributed systems and cloud-native...

Shape the future of banking as a Software Engineer focusing on Java and the MEAN stack. Contribute to development by creating robust APIs and microservices in an Agile setting. You will leverage your extensive experience to work on innovative applications that enhance client interaction. Engage in automating workflows, ensuring high code quality, and...

At Affirmt, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. Affirm's engineering team is building a large-scale, highly-available, and global infrastructure that is shared across multiple financial products. Ensuring that our...

A tech firm specializing in HR solutions is seeking a Java Full Stack Engineer to join their remote agile team. The role involves designing and maintaining full-stack applications for a multi-tenant cloud SaaS solution, specifically working on features related to Payroll, Benefits, and Time & Attendance. Candidates should possess proficiency in Java and...

A healthcare technology platform is seeking a Full-time Software Engineer to craft solutions that reshape the connection between healthcare professionals and facilities. You will collaborate with product managers to build impactful features and work within a dynamic remote team. Ideal candidates will have expertise in TypeScript and Node/NestJS, with a focus...

A dynamic tech company in Calgary is on the lookout for a Back-End Engineer. In this role, you'll develop core back-end systems with Python and PostgreSQL, work in tandem with front-end engineers, and contribute to critical product features. The ideal candidate will have significant experience in back-end systems, a passion for collaboration, and a drive for...

A leading IT services provider is seeking a qualified Software Developer in Calgary, Alberta. This role involves designing and deploying technical solutions, analyzing database applications, and collaborating with cross-functional teams. Candidates should have a bachelor's degree in Computer Science or related field, along with strong skills in Java, data...

A leading technology company is seeking a backend software engineer for a remote position in Toronto. The role involves designing secure backend services, collaborating on API development, and working with modern frameworks. Candidates should have a minimum of 5 years experience, strong skills in Python or Go, and familiarity with PostgreSQL. This role...

The Batch Developer Experience team makes batch development and testing faster and more reliable at affirm As a developer on this team you will partner with product and infrastructure engineers to build the tools and systems that streamline workflows, strengthen testing and ultimately improve the reliability of affirm's critical batch workloads With the...

A digital transformation firm in Canada is seeking a Senior System Engineer to support clients with implementation projects across North America. The role demands experience in designing and deploying technical services, along with outstanding communication skills. Candidates should have a Bachelor's degree and proficiency in various scripting and...

Outlier invites experts to shape the future of autonomous agents like OpenClaw. This freelance, remote role offers up to $50 USD/hr and weekly payments. Most contributors spend 5-10 hrs/week, with potential to scale earnings based on project needs. Join a platform trusted by thousands of engineers worldwide, where you can choose flexible scheduling and...

Outlier is seeking a skilled OpenClaw Agent Builder for remote freelance work. Shape autonomous agents, build and evaluate multi-step workflows, and help train LLMs with real-world tasks. Weekly payments and flexible hours are available. Ideal candidates bring 2+ years in backend engineering or AI automation, with experience deploying production-grade...

Outlier is seeking skilled contributors to build OpenClaw-like autonomous agent components. Remote freelance role with pay up to $50 USD/hour. You can set your own schedule, typically 5–10 hours/week, potentially up to 40 hours. Payments are made weekly and via multiple payment methods. Ideal candidates have 2+ years in backend engineering or AI...

Innvenza Solutions in Calgary, Alberta, is seeking a senior backend engineer to own the backend systems that define how AI interacts with production environments. You will write Node.js and TypeScript, design APIs, and work on MCP-based tools and agent workflows, shaping the boundaries between AI and real systems. You will join a small senior team,...

Outlier helps the world's most innovative companies improve their AI agents. Earn up to $50 USD/hr as an OpenClaw Agent Builder—freelance, remote, with weekly payments. Build, test, and refine autonomous agents in real-world workflows. We welcome applicants from multiple countries including Canada. Write eval rubrics, debug traces, and stress test...

A global consulting firm in Calgary is looking for a Senior QA Automation Engineer with robust expertise in Java and Selenium. Responsibilities include developing automated tests, executing manual tests, and collaborating with various stakeholders to ensure thorough test coverage. The ideal candidate will have extensive experience in QA automation and a...

A leading digital transformation consulting firm in Calgary seeks a Senior Software Developer to join their team. The role involves designing and developing services in Java and JavaScript within a diverse environment. Candidates should have 3-7+ years of relevant experience and be proficient in various technologies including Core Java, Spring Boot, and...

Outlier is seeking OpenClaw Agent Builder contractors to help shape autonomous agents. This remote, freelance role offers up to $50 USD/hr with flexible, non-mandatory hours and weekly payments. Contributions support AI development and multi-step agent orchestration. Ideal candidates have 2+ years in backend engineering or AI automation, with a track...

Elevate your career as a Senior Software Engineer specializing in Java and cloud solutions. Focus on application modernization and migration in Azure. In this senior role, you will be pivotal in designing and developing enterprise applications that fulfill business functions. Your responsibility will include analyzing existing systems for cloud readiness...

A global consulting firm in Calgary is looking for a Senior QA Automation Engineer with robust expertise in Java and Selenium. Responsibilities include developing automated tests, executing manual tests, and collaborating with various stakeholders to ensure thorough test coverage. The ideal candidate will have extensive experience in QA automation and a...