Senior Software Developer

Job Description WHAT IS THE OPPORTUNITY? We're looking for a Senior Backend Engineer with a passion for operational excellence and security to join our team and help shape the financial future of the next generation. You'll work at the intersection of engineering and security operations, driving vulnerability remediation, security compliance, and infrastructure hardening across Mydoh—all while maintaining the platform reliability that serves thousands of young users daily. This role combines your core backend engineering skills with a strategic focus on proactive security posture. You'll own not just what we build, but how we keep it secure and compliant. This is ideal for engineers who want to see their work impact customer trust and organizational resilience. Our Tech Stack Backend/Data: NestJS, TypeORM, PostgreSQL Testing: Vitest, Jest CI/CD: GitHub Actions Cloud: AWS Monitoring: Dynatrace WHAT WILL YOU DO? Core Backend Engineering (40%) - Develop and maintain backend services using NestJS and TypeScript, architecting scalable APIs that power our platform - Design, build, and maintain reusable component libraries and modules that scale across backend applications - Contribute meaningfully to architecture discussions, performance optimization, and system design - Own complex deliverables across the complete development lifecycle, from concept to production - Collaborate on database design, API contracts, and technical implementation details Security Operations & Hardening (60%) - Lead vulnerability remediation efforts, triaging and remediating vulnerabilities and security scan findings with business context and priority judgment - Own dependency management, maintaining secure, up-to-date package versions across our backend services and communicating security implications to the team - Support incident response, investigating security-related incidents, recommending system improvements, and treating each incident as a learning opportunity - Build security automation, creating tooling and processes that enable developers to ship secure code faster (e.g., SAST integration, dependency scanning, shift-left security practices) - Collaborate with RBC security teams, aligning Mydoh's security posture with enterprise standards and compliance requirements Operational Excellence & On-Call - Own operational excellence by ensuring SLAs are met, assisting with incident response, and continuously improving our operational and security posture - Be comfortable being part of an on-call rotation, driving and supporting incident remediation, and recommending improvements - Drive automation and tooling to reduce operational overhead, improve observability, enable proactive monitoring, and scale efficiently - Help define and champion development best practices that embed security as a shared responsibility WHAT DO YOU NEED TO SUCCEED? Must have - Proven expertise in TypeScript and NestJS - Strong backend skills with PostgreSQL and TypeORM - Solid experience with testing frameworks (Jest, Vitest) - Proven track record of delivering ownership of complex, scalable systems - Deep consideration for maintainability, testability, performance, and scalability in your code - Senior-level judgment with architectural opinions and technical perspective - Payments or financial services domain knowledge - Experience with incident response, SLA management, and observability tools - Demonstrated interest or background in security best practices and vulnerability management Nice to Have - AWS cloud infrastructure experience - Experience with OAuth and authentication flows - Background in API performance optimization - Experience with API design and microservices architecture - Familiarity with CI/CD pipelines and DevOps practices - Experience with vulnerability scanning tools and dependency checkers - Knowledge of compliance frameworks (PCI DSS, HIPAA, SOC 2) relevant to fintech - Familiarity with security incident management and post-mortems - Rapid development using AI workflows What’s in it for you? - A comprehensive Total Rewards Program including bonuses and flexible benefits, competitive compensation, commissions, and stock where applicable - Leaders who support your development through coaching and mentoring opportunities - Ability to make a difference and lasting impact on both product and security posture - Work in a dynamic, collaborative, progressive, and high-performing team - A world-class training program in financial services and security practices - Flexible work/life balance options - Opportunities to do challenging work at the intersection of engineering and security Why Mydoh? We thrive on the challenge to be our best, progressive thinking to keep growing, and working together to deliver trusted advice to help our clients thrive and communities prosper. We care about each other, reaching our potential, making a difference to our communities, and achieving success that is mutual. You'll build backend systems that directly impact how young people learn, earn, and grow their financial confidence, all while protecting customer data and maintaining the trust that makes our platform reliable for thousands of users. Your work on security and operational excellence ensures that Mydoh remains a trustworthy financial partner. Job Skills Active Learning, Agile Methodology, Application Integrations, Detail-Oriented, Enterprise Application Delivery, Group Problem Solving, Programming Languages, Software Development Life Cycle (SDLC) Additional Job Details Address: 20 KING ST W:TORONTO City: Toronto Country: Canada Work hours/week: 37.5 Employment Type: Full time Platform: TECHNOLOGY AND OPERATIONS Job Type: Regular Pay Type: Salaried Posted Date: 2026-08-29 Application Deadline: 2026-09-15 Note : Applications will be accepted until 11:59 PM on the day prior to the application deadline date above Our Employment Opportunities At RBC, we are guided by living shared values of Client First, Integrity, Collaboration, Respect and Excellence and winning together as One RBC. We believe an inclusive workplace that has diverse perspectives is core to our continued growth as one of the largest and most successful banks in the world. Maintaining a workplace where our employees feel supported to perform at their best, effectively collaborate, drive innovation, and grow professionally helps to bring our Purpose to life and create value for our clients and communities. RBC strives to deliver this through policies and programs intended to foster a workplace based on respect, belonging and opportunity for all. Join our Talent Community Stay in-the-know about great career opportunities at RBC. Sign up and get customized info on our latest jobs, career tips and Recruitment events that matter to you. Expand your limits and create a new future together at RBC. Find out how we use our passion and drive to enhance the well-being of our clients and communities at . RBC is presently inviting candidates to apply for this existing vacancy. Applying to this posting allows you to express your interest in this current career opportunity at RBC. Qualified applicants may be contacted to review their resume in more detail.