Principal Full Stack Developer - Python

Senior Full Stack Developer would design, build, enhance, and support enterprise-grade web applications across frontend, backend, APIs, and cloud-integrated services. The role involves transforming MVP solutions into scalable, maintainable, and production-ready systems by developing robust application features, improving code quality, reducing technical debt, and enabling reliable integrations across platform services. The developer will contribute to feature delivery, bug fixing, performance optimization, and operational stability while working closely with architecture, DevOps, QA, and business teams.

Responsibilities

• Design, develop, test, and maintain frontend and backend application components.
• Build scalable APIs, services, and user interfaces aligned with product and architecture standards.
• Contribute to new feature development, bug fixes, and codebase improvements.
• Ensure code quality, maintainability, and adherence to engineering standards.
• Refactor legacy or MVP code into production-grade, supportable components.
• Identify and address performance bottlenecks, code smells, and architectural inconsistencies.
• Drive improvements in modularity, reusability, testability, and maintainability.
• Support database evolution, API hardening, and service optimization.
• Develop unit / integration tests and support QA in end-to-end validation.
• Participate in code reviews, PR quality, and release-readiness checks.
• Support production issue analysis, root cause investigation, and remediation.
• Collaborate with DevOps teams to improve deployment reliability and observability.
• Work closely with architects, business analysts, DevOps engineers, and QA engineers.
• Contribute to Agile ceremonies, backlog refinement, and technical estimation.
• Follow established Git workflows, coding guidelines, and branching strategies.
• Document design decisions, technical assumptions, and implementation notes as needed.

Required Technical Skills

• Frontend Development — Advanced: React / Angular / modern JavaScript or TypeScript frameworks
• Backend Development — Advanced: Python / Node.js / Java or equivalent enterprise backend stack
• API Development — Advanced: RESTful APIs, authentication, integration patterns, API performance
• Databases — Proficient: PostgreSQL / SQL Server / relational data modelling and queries
• Cloud & Platform — Proficient: Azure services, app hosting, storage, identity integration
• DevOps Awareness — Proficient: CI/CD, Git workflows, container basics, deployments, monitoring
• Engineering Practices — Advanced: code reviews, testing, clean code, debugging, documentation

Required Experience

• Minimum 8 years of professional experience in full stack software development.
• Proven experience in building and maintaining enterprise or SaaS web applications.
• Strong experience with frontend frameworks and backend/API development.
• Experience modernizing or stabilizing existing applications in production environments.
• Exposure to cloud-native development, secure coding, and integration with cloud services.
• Experience working in Agile product teams with cross‑functional collaboration.
• Proven ability to balance feature delivery, production support, and technical debt reduction.

Preferred (Not Required)

• Experience in Azure‑hosted modern application stacks.
• Familiarity with multi‑tenant SaaS application design.
• Exposure to GIS / geospatial features, map APIs, or document‑driven platforms.
• Experience with containerized application deployment and observability tooling.
• Exposure to AI‑assisted development tools or engineering productivity accelerators.
• Bachelor’s degree in Computer Science, Information Technology, Engineering, or related field.
• 10+ years of hands‑on software development experience.

Background Verification

Employment with WSP India is subject to the successful completion of a background verification (BGV) check conducted by a third‑party agency appointed by WSP India.

Candidates are advised to ensure that all information provided during the recruitment process — including documents uploaded — is accurate and complete, both to WSP India and its BGV partner.