UAS - Senior Backend Engineer

Actively Reviewing the Applications

UAS International Trip Support

On-site INR 3–8 LPA

Posted 3 weeks ago • Apply by May 4, 2026

Job Description

About The Role

We're looking for a skilled Backend Engineer who's passionate about designing scalable systems, optimizing performance, and delivering clean, maintainable code. You'll join a dynamic cross-functional team working on aviation and operations technology platforms that power global flight management and trip support services.

This is a hands-on engineering role where you'll build robust microservices, optimize data flows, and collaborate closely with frontend, DevOps, and QA teams to bring complex workflows to life.

Key Responsibilities

Design, develop, and maintain Node.js-based microservices and APIs (REST & gRPC).
Integrate with internal and external systems to support aviation, operations, and finance modules.
Work with MySQL, MongoDB, Redis, and AWS/Azure storage for scalable data management.
Implement and maintain WebSocket and real-time communication layers (Socket.io).
Manage database migrations and schema evolution using Sequelize and Umzug.
Ensure code quality through unit, integration, and performance testing using Jest.
Collaborate with architects and product teams to translate business needs into technical designs.
Participate in code reviews, CI/CD pipelines, and sprint planning sessions.
Optimize performance, caching, and monitoring for reliability and scalability.
Implement inter-service communication using Kafka / RabbitMQ / gRPC
Ensure high availability, scalability, and fault tolerance of services
Handle authentication and authorization using JWT, OAuth2, RBAC
Design microservices-based architecture with proper service boundaries
Apply best practices for API versioning, caching, rate limiting, and logging
Ensure data consistency and transaction handling across distributed systems
Participate in technical design discussions and architecture reviews
Design and optimize databases using MySQL, MongoDB
Write efficient queries and manage ORM/ODM tools such as Sequelize, Mongoose
Implement migrations, indexing, and performance tuning
Experience with Socket.IO / WebSockets
Exposure to Domain-Driven Design (DDD)
Knowledge of aviation domains
Experience with performance profiling and security best practices
Strong knowledge of system integrations, including third-party APIs, partner systems, SSO (SAML/OAuth), webhooks, and data synchronization across services

Tech Stack You'll Work With

Node.js, Express.js
MySQL, MongoDB, Redis
Sequelize, Umzug, Jest
Socket.io, WebSockets, gRPC
Azure Cloud, AWS S3
GitHub, JIRA, Docker

What We're Looking For

3-6 years of professional experience as a Backend Engineer.
Strong understanding of asynchronous programming, API design, and database optimization.
Experience working with microservices architecture and distributed systems.
Familiarity with cloud environments (Azure preferred).
Understanding of CI/CD workflows, containerization, and version control.
Strong problem-solving skills and a proactive, ownership-driven mindset.
Excellent communication and collaboration abilities.

Bonus Points

Experience with Kafka or RabbitMQ for event-driven systems.
Knowledge of NestJS or TypeScript.
Exposure to DevOps practices or API security frameworks (JWT, OAuth, WAFs).

Why Join Us

Impactful Work: Build systems that power global aviation operations.
Continuous Growth: Exposure to advanced tech stacks and real-world challenges.
Collaborative Culture: Work closely with product, architecture, and DevOps experts.
Cutting-Edge Environment: Azure-powered infrastructure with modern tools and practices.

(ref:hirist.tech)