Senior Software Engineer

Senior Software Engineer – Full Stack Join Apply Digital to take the helm of our E‑Commerce team, building critical subscription infrastructure that manages entitlements and user access across web, mobile, and connected TV devices. Location Hybrid/remote friendly. Preferred candidate must be based in either Greater Toronto Area or Greater Vancouver Area of Canada, working in hours aligned to ET or PT. Responsibilities Design and implement subscription management features across our full‑stack architecture (70% back‑end, 30% front‑end). Build and maintain RESTful APIs using Restify/Node.js for platform integrations. Develop user‑facing subscription management interfaces using React/Next.js. Create and maintain webhook handlers for real‑time subscription event processing. Integrate with third‑party platforms and subscription billing services (Recurly handles payment processing). Manage user entitlements and access control across various platforms. Work across multiple codebases, including two back‑end services, a front‑end monorepo, and webhook handlers. Debug and resolve subscription and entitlement issues across various platforms (Apple, Google, Roku, etc.). Write clean, testable code with comprehensive unit tests using Jest. Collaborate with staff engineers on system design and architectural improvements. Participate in code reviews and contribute to team best practices. Handle occasional on‑call responsibilities for technical support. Work with Firebase Functions for event‑driven background processing. Maintain and improve our subscription reconciliation processes. Requirements 5+ years of experience in software engineering. Bachelor’s degree in computer science or equivalent. Strong proficiency in TypeScript and Node.js development. Senior‑level experience with React.js and Next.js for front‑end development. Experience building and consuming RESTful APIs. Familiarity with Firebase/Firestore or similar NoSQL databases. Understanding of subscription management and entitlement systems. Experience with Git, modern development workflows, and CI/CD practices. Strong debugging and problem‑solving skills. Ability to work independently on significant features while collaborating with the team. Experience writing unit tests and maintaining code quality. Comfortable working across multiple codebases and contexts. Knowledge of security best practices for handling user data. Nice to Haves Experience with AWS Lambda and serverless architectures. Familiarity with Recurly or similar subscription billing platforms. Experience with subscription platform integrations (Apple/Google IAP, etc.). Knowledge of event‑driven architectures and webhook processing. Experience with Docker and containerization. Familiarity with DataDog or similar monitoring tools. Experience with connected TV platforms (Roku, Samsung, Vizio). Background in high‑traffic, high‑reliability systems. Experience in sports, media, or entertainment industries. Experience in digital consultancies or professional services is an asset. Understanding of entitlement management and access control systems. What Sets This Role Apart Work on systems that serve millions of sports fans worldwide. Exposure to diverse platform integrations and technical challenges. Opportunity to work with both established systems and new platform launches. Growth path toward staff engineer role with mentorship from experienced engineers. Impact on critical revenue‑generating systems for a major sports league. Collaborative environment with clear code review and quality standards. Life at Apply Digital We value your time, safety, and health, and strive to build a work community that can help you thrive and grow. Here are a few benefits we offer to support you: Great projects: broaden your skills on a range of engaging projects with international brands that have a global impact. An inclusive and safe environment: truly committed to building a culture where you are celebrated and everyone feels welcome and safe. Learning opportunities: generous training budgets, partner tech certifications, custom learning plans, workshops, mentorship, and peer support. Generous vacation policy: flexible PTO to promote overall well‑being. Customizable benefits: tailor your extended health and dental plan to your needs. Flexible work arrangements: remote, in‑office, or a blend of both. Apply Digital is committed to building a culture where differences are celebrated and everyone feels welcome. That’s why we value equal opportunity and nurture an inclusive workplace where our individual differences are recognized and valued. For more information, visit the Diversity, Equity, and Inclusion (DEI) section of our website. If you have accommodation needs at this stage of the recruitment process, please inform us by emailing We may use artificial intelligence (AI) tools to support parts of the hiring process; these tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. #J-18808-Ljbffr