Overview

Full Stack Engineer (SDE-2)

Responsibilities

• Develop and deliver end-to-end features using React, TypeScript, JavaScript, C#/.NET Core, and PostgreSQL.
• Build responsive and accessible Single Page Applications (SPAs) with secure authentication, forms, routing, and reusable components.
• Design and maintain scalable REST APIs, including consistent authentication, pagination, validation, and error-handling contracts.
• Implement backend services using C#/.NET Core, Dependency Injection, and asynchronous programming.
• Work with PostgreSQL for complex joins, transactions, query optimization, and safe concurrent data operations.
• Build secure multi-tenant SaaS applications, ensuring proper tenant-level data isolation and access control.
• Develop secure payment integrations, including checkout flows and reliable webhook processing with idempotency and retry handling.
• Identify and resolve performance issues such as N 1 queries, slow database operations, large payloads, and API latency.
• Implement observability using structured logging, metrics, tracing, dashboards, and alerts to improve system reliability.
• Contribute to High-Level Design (HLD) and Low-Level Design (LLD), including scalable SaaS architecture and reusable design patterns.
• Write automated tests, perform code reviews, and maintain clean, secure, and maintainable code.
• Follow spec-driven development and use AI coding assistants responsibly while maintaining complete ownership of code quality, security, and correctness.
• Work with Docker, AWS, Git, and CI/CD pipelines to support reliable application delivery.

Qualifications

• Location: Chennai.
• Work Days: Monday to Friday
• Working Hours: 1:00 PM – 10:00 PM
• Employment Type: Full-Time
• Position Overview
• Digiclarity is looking for an experienced Full Stack Engineer (SDE-2) with 8–11 years of hands-on experience in building scalable, secure, and high-performance web applications. The ideal candidate should have strong expertise in React, TypeScript, JavaScript, C#/.NET Core, REST APIs, and PostgreSQL.
• You will take end-to-end ownership of features, working across the frontend, backend, database, and asynchronous workflows. You will contribute to healthcare-focused, high-availability web applications while working closely with Product, Design, QA, and Engineering teams.
• The role requires strong practical problem-solving skills, understanding of SaaS architecture, secure development practices, performance optimization, and modern software development methodologies.
• 8 years of professional experience developing production-grade web applications.
• Strong hands-on experience with React, TypeScript, and JavaScript (ES6 ).
• Strong knowledge of C# and .NET Core / ASP.NET Core.
• Strong hands-on experience with PostgreSQL, including joins, transactions, query optimization, and concurrent operations.
• Strong debugging and problem-solving skills across frontend, backend, and database layers.
• Good understanding of HLD, LLD, data structures, design patterns, and system scalability.
• Ability to analyze and resolve production performance issues.
• Exposure to AI-assisted development, LLM-based coding tools, and spec-driven engineering workflows.
• Ideal Candidate
• We are looking for a hands-on engineer who can think across the complete technology stack, solve complex technical problems, make sound design decisions, and take ownership from requirements through production. Strong coding ability in React and C#, along with practical database and system-design knowledge, is essential.