Senior Software Engineer

Uniserve; Chennai District; On-site; INR 3,000,000 - 6,000,000; Full time

Job summary

Uniserve in Chennai, India seeks a Senior Software Engineer to design and deliver high-performance, scalable software solutions. This hands-on role will contribute directly to the codebase while supporting architects in shaping system designs and technical direction.

The focus is on system performance, asynchronous processing, and high-throughput application development, leveraging AWS and modern DevOps practices.

Qualifications

• Experience in backend development with scalable systems.
• Strong knowledge of asynchronous processing and messaging.
• Proficiency with AWS services and cloud-native architectures.
• Experience with Java/Spring Boot; Python or Node.js is a plus.

Responsibilities

• Design and implement high-throughput, low-latency applications.
• Develop asynchronous, multi-threaded, event-driven architectures.
• Ensure scalability, reliability, and fault tolerance across services.
• Collaborate with Product, QA, and Engineering in Agile environment.
• Support DevOps/CI/CD practices and cloud deployments.

Skills

Backend development

High-performance systems

Distributed systems

Asynchronous processing

AWS

Java/Spring Boot

Python/Node.js

Tools

Kinesis

Kafka

PostgreSQL

DynamoDB

ECS

Lambda

S3

Job description

We are seeking a highly skilled Senior Software Engineer to play a key role in designing, developing, and delivering high-performance, low-latency, and scalable software solutions. This is a fully hands-on role, where you will contribute directly to the codebase while supporting architects in shaping system designs and technical direction.

The focus is on system performance, asynchronous processing, and high-throughput application development, leveraging best-in-class technologies. You will collaborate with cross-functional teams and contribute to architectural decisions to ensure efficient and reliable software solutions.

Role Responsibilities:

• Design, build, and optimise high-throughput, low-latency applications


• Develop and support asynchronous, multi-threaded, and event-driven architectures


• Ensure scalability, reliability, and fault tolerance across services


• Work with cloud-native technologies (AWS) and modern DevOps/CI/CD practices


• Contribute to system design decisions and continuous improvement initiatives


• Collaborate closely with Product, QA, and Engineering teams in an Agile environment

Key Requirements:

• Strong backend development experience (Java/Spring Boot; Python or Node.js a plus)


• Proven experience building distributed, high-performance systems


• Solid understanding of asynchronous processing, messaging systems (Kinesis/Kafka), and event-driven design


• Experience with AWS services (e.g., ECS, Lambda, RDS, S3)


• Knowledge of databases (PostgreSQL, DynamoDB) and performance optimisation


• Familiarity with monitoring, profiling, and debugging tools


• Track record of delivering reliable, scalable production systems

If you’re passionate about engineering high-performance systems and want to make a real impact at scale, we’d love to hear from you.