Senior Backend Developer

About the job

Job Title: Senior Backend Developer (Node.js + TypeScript + Azure) Experience: 5+ Years Work Mode: Work From Office About The Role We are looking for a highly skilled Senior Backend Developer with strong expertise in Node.js, TypeScript, and Azure Cloud. The ideal candidate should have hands-on experience in designing scalable backend systems, optimizing performance, building integrations, and ensuring production stability. This is an individual contributor role requiring excellent problem-solving skills, ownership, and the ability to lead technical discussions. Must-Have Skills: - Backend Development Strong expertise in Node.js & TypeScript with frameworks like Express or NestJS. Deep understanding of REST API architecture, microservices, and backend design patterns. - Database & Caching Hands-on Experience With SQL Server / MySQL Including: - Query optimization - Indexing - Schema design - Resolving database bottlenecks Practical experience with Redis caching (TTL, eviction policies, clustering) to reduce DB load. - Azure Cloud Expertise Azure Functions Strong working knowledge of: - Azure App Services - API Management - Azure SQL - Azure Redis Cache - CI/CD pipelines (GitHub Actions or Azure DevOps) - Asynchronous Systems & Integrations Experience building async workflows using Azure Service Bus / RabbitMQ / Kafka. Ability to design incremental data sync, webhook-based updates, and reliable integration flows. - Security & Authentication Strong Understanding Of: - JWT - OAuth2 - MFA/TOTP - RBAC - Secure token flows and best practices. - Performance, Monitoring & Production Maturity Experience Optimizing Backend Systems For: - Lower latency - Higher throughput - Debugging slow queries - Strong skills in production issue RCA, monitoring, logging, and stability engineering. Ability to write clean, maintainable, and well-structured code. Good-to-Have Skills: - Experience refactoring monolithic applications into microservices. - Knowledge of Azure Synapse, Data Factory, Data Lake for analytics/data offloading. - Experience with event-driven architecture and distributed systems. - Familiarity with Docker, Kubernetes, and modern DevOps workflows. - Exposure to VAPT, OWASP, and cloud security best practices. - Experience integrating with third-party systems like ERP platforms (e.g., Oracle NetSuite), webhook systems, or custom connectors. - Understanding of ETL/ELT pipelines, batch jobs, data orchestration. - Experience mentoring junior developers or leading small engineering pods. Key Qualities We’re Looking For: - Strong ownership and ability to work independently. - Excellent debugging and problem-solving skills. - Ability to communicate effectively with internal teams. - Passion for clean code and scalable architecture.

Requirements

• Node.js
• TypeScript
• Azure Cloud
• SQL Server
• MySQL
• Redis caching

Preferred Technologies

• Node.js
• TypeScript
• Azure Cloud
• SQL Server
• MySQL
• Redis caching

About the company

TechAhead is a Global leader in Mobile Platforms, trusted by Fortune 500 Enterprises to Startups, with a decade-long proven track record in engineering innovative, robust, and scalable apps at speed. Helping clients achieve their greatest commerce potential.