Senior Test Engineer, API/Integration Specialist

Senior Test Engineer, API/Integration Specialist – PLATO Join to apply for the Senior Test Engineer, API/Integration Specialist role at PLATO . PLATO is Canada's only Indigenous‑led, Indigenous‑staffed software testing services firm. We insist on working with quality people who share our passion for quality testing and believe that better software leads to a better world. We are committed to building strong communities – PLATO trains and employs members of First Nations, Métis, and Inuit communities across the country and strives to build a network of 1000 Indigenous software testers across Canada. PLATO has offices on or near Indigenous communities across Canada, in Fredericton, Sault Ste Marie, Ottawa/Gatineau, Regina, Prince Albert, Calgary, and Vancouver. Responsibilities Design and implement API contract testing for Ruby on Rails application with PostgreSQL backend Build mock services and test harnesses for system integrations Provide hands‑on testing support for critical client deployment milestones Work alongside intermediate and junior QA team members to relieve backlog pressure Establish integration testing infrastructure the current team can maintain Transfer knowledge and upskill junior testers in API testing practices Partner with external automation vendor to ensure technical foundation supports their work Document testing approaches for repeatability across other products What Success Looks Like Deployment milestones hit on schedule with confidence Current QA team reports meaningful workload relief and demonstrates new API testing capabilities Mock services deployed for critical integrations, enabling independent testing Automation partner integration happens smoothly with clear technical handoffs Test infrastructure is documented and maintainable beyond your engagement Qualifications 7+ years software testing with deep API/integration expertise Strong hands‑on experience: REST API contract testing, service virtualization/mocking, integration test frameworks Technical proficiency: Ruby on Rails, PostgreSQL, Azure cloud infrastructure Experience designing and implementing test infrastructure, not just writing tests Government software or regulated industry testing experienceComfortable mentoring junior testers while delivering hands‑on work Track record working effectively alongside external automation consultants Can translate technical testing concepts for non‑technical stakeholders Working Structure You’ll work as part of a two‑person consulting team alongside a Quality Transformation Lead who handles organizational process improvement and leadership communication. Your focus is technical execution and capability building. This structure allows you to do deep technical work without the organizational strategy and change management responsibilities. Ideal Candidate You’re a senior technical specialist who gets energy from solving hard technical problems and seeing others grow. You’re comfortable being the “technical expert” on a team while someone else handles strategic conversations with leadership. You’ve worked on high‑stakes projects where integration failures have real consequences, and you know how to build testing infrastructure that outlasts your engagement. Skills PostgreSQL Ruby on Rails REST API Azure cloud infrastructure About PLATO PLATO is a software testing and technology services company trusted by clients around the world. In addition to providing our clients the highest quality software testing services, PLATO is creating careers in technology for First Nations, Inuit, and Métis people from coast to coast through our innovative train‑and‑employ model. Since 1997, we have been helping organizations all over the world reach their quality objectives by delivering scalable, proven, quality‑centric managed services. Companies such as Apple, Suncor, TD Bank, Medavie, BCLC, LinkedIn, Boeing, and many others have gained considerable advantage from our Quality Assurance (QA), Testing, and eLearning expertise and experience. Seniority level Mid‑Senior level Employment type Full‑time Job function Engineering and Information Technology Industries IT Services and IT Consulting #J-18808-Ljbffr