Fullstack Developer

Lead Full Stack Developer - Job Description

Job Title: Lead Full Stack Developer

Role Details:

• Location: Chennai
• Work Mode: Hybrid (Based on Policy)
• Reports To: Head of the Department, Chennai

Job Description:

As a Lead Full Stack Developer, the candidate will be responsible for leading the design, development, and delivery of a scalable and high-performance application. They will work in collaboration with a team of full-stack developers in a Scrum-based environment, under the guidance of a Business Application Owner.

The Lead Developer will play a critical role in ensuring the technical quality of the application by promoting best practices, ensuring secure coding standards, and optimizing performance. The candidate is expected to mentor team members, provide technical leadership, and act as the primary point of contact for technical challenges. A deep understanding of the business domain and the ability to translate complex functional requirements into scalable technical solutions are essential for success in this role.

This role also requires hands-on technical expertise to address challenges in system design, database architecture, integration with microservices, and cloud deployment. The ideal candidate will be proactive, detail-oriented, and committed to delivering high-quality software solutions that align with business needs.

Assignment, Context, Job Main Challenges & Key Expectations:

• Learning Curve: The candidate is expected to quickly acquire deep knowledge of the applications technical and business context.
• Team Leadership: The candidate will mentor and guide the development team, ensuring they follow best practices in coding, design, and testing.
• Stakeholder Collaboration: Close collaboration with Product Owners (POs), test leads, and business stakeholders to refine user stories, resolve ambiguities, and ensure technical feasibility.
• Technical Ownership: The candidate will own the design, development, and delivery of complex modules, ensuring the application is secure, maintainable, and scalable.
• Code Quality and Security: The candidate is expected to champion DevSecOps practices, embedding security throughout the CI/CD pipeline and software development lifecycle. This

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includes advocating secure coding practices and leveraging tools such as SonarQube and Snyk to improve code quality and detect vulnerabilities.

• Continuous Improvement: Staying updated with emerging technologies and proactively identifying opportunities to enhance the application and development processes.

Job Scope:

• Analyze user stories and oversee the translation of functional requirements into technical tasks.
• Design and implement scalable, secure, and maintainable architecture solutions.
• Optimize database schema design, queries, and application performance.
• Ensure robust documentation, comprehensive unit testing, and effective resolution of issues.
• Act as a mentor and guide to the development team, ensuring adherence to coding standards and promoting a culture of technical excellence.

Responsibilities:

• Actively participate in and lead all Agile ceremonies daily standups, sprint planning, reviews, demos, and refinements.
• Collaborate with Product Owners (POs), developers, and other stakeholders to refine user stories and provide technical insights.
• Estimate user stories, allocate tasks, and guide team members during refinement and sprint planning.
• Implement user stories with clean, maintainable, and secure code.
• Design scalable and reliable architectures while ensuring adherence to security and performance benchmarks.
• Utilize tools such as SonarQube and Snyk to identify and resolve code vulnerabilities, technical debt, and code smells.
• Conduct and oversee thorough code reviews to maintain quality and enforce secure coding practices.
• Integrate DevSecOps practices into the CI/CD pipeline, including automated security scanning using SonarQube (SAST) and Snyk (dependency/container vulnerability checks), secrets management, DAST, and compliance-as-code, ensuring security is a shared responsibility across the development lifecycle.
• Leverage AI-assisted development tools (e.g., GitHub Copilot, Claude) to accelerate coding, automate code review feedback, enforce code quality standards, and generate documentation; evaluate and responsibly adopt AI/ML capabilities within the application where they deliver measurable business value.
• Ensure responsible use of AI tools in line with company AI policy: review all AI-generated code before merge and never share confidential or client data in prompts.
• Manage Azure cloud resources, Azure API Management, Azure Key Vault, Azure Monitor, and Application Insights.
• Design and write comprehensive unit test cases to ensure high reliability and code coverage.
• Debug and resolve complex issues identified in QA, UAT, pre-production, and production environments.

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• Provide production support, troubleshoot issues, and ensure system reliability during hyper-care and beyond.
• Mentor team members, facilitate knowledge-sharing sessions, and foster team development.
• Stay updated on emerging technologies and propose their adoption when relevant.
• Lead strategies for code cleanup, performance optimization, and process improvements.
• Maintain Architecture Decision Records (ADRs) and own the technical roadmap for the application.
• Track and manage technical debt as a prioritised backlog item, agreed with the Product Owner.
• Lead incident management for production issues, including root cause analysis (RCA) and preventive actions.
• Coordinate with other application teams, vendors, and infrastructure and cyber security teams, including support for architecture and security reviews.
• Participate in technical interviews and contribute to hiring and onboarding of developers.

Success Measures (KPIs):

• Sprint predictability: committed versus delivered story points.
• Defect leakage to UAT and production.
• Unit test code coverage meeting the agreed target.
• SonarQube quality gate pass rate on all pipelines.
• Closure of security vulnerabilities (SonarQube, Snyk) within the agreed SLA.
• Timely resolution of production incidents with completed RCA.
• Growth in team capability through mentoring and knowledge sharing.

Experience Requirement:

• Software Development: 8 to 12 years of experience in web software development with demonstrated leadership capabilities.
• Database Expertise: 6+ years of hands-on experience with SQL Server, database optimization, and writing complex queries.

Education & Qualifications:

• Bachelor's degree in Engineering (B.E. / B.Tech) in Computer Science, IT, or a related field, or MCA, or equivalent qualification.

Preferred Certifications:

• Microsoft Certified: Azure Developer Associate (AZ-204)
• Microsoft Certified: DevOps Engineer Expert (AZ-400)

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• Microsoft Certified: Azure Solutions Architect Expert (AZ-305)
• Certified ScrumMaster (CSM) or Professional Scrum Master (PSM)