Senior Software Developer
Innosphere
Job Description
This is a remote position.
- Build and maintain features across the platform from React microfrontend screens to TypeScript serverless Lambdas and Fastify services
- Contribute to the shared TypeScript libraries consumed by both frontend and backend, including its C# code-generation pipeline
- Write and maintain unit, integration, and E2E tests using Jest, Playwright, and K6
- Develop and deploy infrastructure changes using Terraform targeting AWS (Lambda, ECS, API Gateway, RDS/PostgreSQL, DynamoDB, S3, CloudFront, Secrets Manager)
- Participate in GitLab CI/CD pipeline development and maintenance, including security scanning and Terraform deployment pipelines
- Collaborate with architects and product teams to evolve async job patterns (imports, report generation), calculation service APIs, and data layer abstractions
- Use AI coding assistants effectively writing precise prompts, reviewing AI-generated code critically, and applying outputs productively within a large existing codebase
- Maintain and improve the legacy ASP.NET Framework 4.7.2 application as needed during migration
- Bachelor’s degree in computer science or related program and/or relevant experience.
- Significant professional (7+ years) experience in software development with TypeScript/JavaScript (Node 18+), React 18, and working knowledge of C#/.NET (modern and legacy).
- Experience building APIs using AWS Lambda & API Gateway and Fastify (with TypeBox and Swagger).
- Experience with microfrontend architecture (e.g., single-spa), state management using MobX or React Query, and tools like Styled-components and Webpack; familiarity with AG Grid or SpreadJS is a plus.
- Experience with GitLab CI/CD and familiarity with AWS SAM CLI and LocalStack for local development.
- Experience with Terraform for AWS infrastructure and Docker/Docker Compose for local development.
- Strong testing experience including Jest (unit and integration), Playwright (E2E), K6 (performance/load), and MSW for API mocking
- Experience using AI coding tools (e.g., Cursor, Copilot, Claude) to support development, including prompt writing, reviewing outputs, and applying them for testing, refactoring, documentation, and code reviews, with awareness of security considerations.
- Experience with OpenTelemetry instrumentation (Node.js services, React frontends via Grafana Faro)
- Familiarity with Amplitude product analytics integration
- Knowledge of ASC 740 tax provision concepts or corporate tax software
- Experience with pa11y / accessibility testing
- Security scanning tooling: GitGuardian, Veracode, Sonatype
- Experience building or working with AI-powered testing or development agents (e.g. automated exploratory testing, LLM-driven code analysis)
About Innosphere:
Founded in 1997, Innosphere provides technology staffing solutions to clients across North America. We have specialized in remote work for over 15 years. Our staffing solutions include fully managed development teams coupled with expert consulting, full-time hiring, and flexible staffing.
Innosphere is a permanent remote company but we do have an office location in Guelph to provide employees opportunities to work intermittently in an office environment. We have collaborative space for meetings, lunches, and company events. Our employees have the freedom to choose where they prefer to work.
Innosphere is committed to providing its employees with endless possibilities to learn new things and to work with the latest technologies.
When we hire, we look for people who align with our core values:
Remote First: Innosphere is a remote company but offers in-office workspace. Employee connections are fostered through shared experiences and events.
Community Involvement: Innosphere strives to make a difference in the community through charity initiatives and volunteer opportunities.
Employee Growth: Innosphere provides opportunities to work with new technologies and funds employee training. Our philosophy is to promote internally when possible.
- Work From Home
- Flexible Work Schedule
- Team Owned Deliverables
- Charity Initiatives
- Promote From Within
Some other perks:
- Generous Time Off
- Above Average Benefits (Dental, Health, Vision, STD, LTD, AD&D, Life, Dependent Life)
- Home Office Benefit Program
- Yearly Professional Development Budget
- Annual Fitness Benefit
- Lunch & Learns and Virtual Events
- Annual In-Person Celebrations
- RRSP with Company Match
- Volunteer Days
- Sports Tickets for Blue Jays games
- Birthday Club
Innosphere welcomes and encourages applications from people with disabilities. Accommodations are available on request for candidates taking part in all aspects of the selection process. Only applicants meeting the criteria outlined above will be contacted as part of the shortlisting process. All applicants are subject to a criminal, educational, and employment history background check. Must be currently residing in Canada and legally permitted to work in Canada. No phone calls please.
At Innosphere, we value transparency in our hiring process. Please note that we use Applicant Tracking Systems (ATS) and AI-assisted tools to help manage applications and support our recruitment process. All applications are reviewed fairly, and final hiring decisions are always made by our hiring team.
