Senior Full-Stack Software Engineer

Job Description We are looking for a talented Senior Full Stack Engineer to join our growing global team at Sectigo. We are hiring a backend-leaning Senior Full-Stack Software Engineer to help build, test, and operate a modern SaaS platform spanning Perl, Go, and TypeScript/Vue services. The platform is evolving from legacy Perl systems into better-bounded services, and we are looking for engineers who value disciplined modernization over unnecessary rewrites. You will contribute across backend services, APIs, frontend applications, testing, CI/CD pipelines, observability, and deployment workflows. The environment emphasizes strong engineering practices, operational ownership, and thoughtful architectural decision-making. Here are the core functions, responsibilities, and expectations for this role: End-to-End Feature Development Design, implement, test, and deploy features across backend, frontend, APIs, and database layers. Contribute to schema migrations, CI/CD improvements, and operational tooling. Maintain production reliability and participate in troubleshooting and optimization. Additional tasks associated with this position may be assigned in response to company initiatives and business needs. Modernization & Service Decomposition Extract legacy Perl functionality into better-bounded services using strangler-fig patterns. Build API-first integrations and contract-tested boundaries. Apply pragmatic service decomposition without overengineering. Engineering Excellence Test-Driven Development (TDD) SOLID principles Hexagonal architecture Feature flags and continuous refactoring Observability-first development Security-by-default practices Small, maintainable pull requests More information about this role: This is a full-time and in-office position, reporting to our Chennai office 5 days a week. The targeted compensation package for this role is between INR 20 LPA and 22 LPA, subject upon internal equity and years of experience. We may make further adjustments through an approval process if the targeted compensation range needs to be modified based on business needs and market trends.Qualifications Education: Bachelor s degree in computer science, Engineering, Mathematics or equivalent experience is strongly preferred. Experience: A minimum of 10 years of relevant technical developer experience in corporate and/or commercial settings. Candidates should be strong in at least three of the following and able to become productive in others quickly: Java / Python / Perl / PSGI / Starman Go / Echo MySQL & relational database design Redis / Memcached RabbitMQ OpenAPI / REST APIs Linux / Bash Docker / Docker Compose TypeScript / Vue Expected Testing Practices Perl: prove, Test::More, integration and request-level tests Go: go test, table-driven tests, httptest, race detection Frontend: TypeScript component and integration testing, Vitest E2E: Playwright and API smoke testing Contract & DB: OpenAPI contract tests and Liquibase migration checks Quality Expectations Every PR includes tests proving the change. Mutation score is prioritized over raw coverage. Flaky tests are fixed immediately. CI pipelines are treated as production-critical systems. Required DevOps Skills Docker and containerized workflows GitHub Actions CI/CD GHCR deployments Traefik routing and reverse proxy configuration Liquibase migrations Structured logging and metrics Profiling and debugging across runtimes Secret management and secure configuration handling Strong understanding of Strangler-fig migrations Anti-corruption layers OpenAPI-first design Event-driven integration with RabbitMQ Idempotency, retries, and timeout handling Expand / migrate / contract database strategies Ideal Candidate Profiles, Talents, and Desired Qualifications: Mutation testing experience Contract testing frameworks Kubernetes / Kustomize Open Telemetry, Prometheus, Grafana Cross-runtime profiling WordPress plugin development Experience extracting monolith services into production safely Prior authorship of skill packs or AGENTS.md workflows Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.