Technical Leader (I5)

Comviva; Bengaluru; Hybrid; INR 1,200,000 - 1,800,000; Full time

Job summary

Comviva is seeking a strong Full Stack MERN Developer to design, build, and maintain scalable cloud-native applications for MobiLytix Rewards. You will work across product engineering, tech ops, and DevOps to ensure production stability and fast delivery.

You will create rich UIs with React/TypeScript, implement backend services in Node.js/Express, and design robust data pipelines and APIs while adhering to API-first principles. Interest in AI/GenAI capabilities is encouraged.

Qualifications

• Bachelor’s degree in Computer Science / Engineering or equivalent practical experience.
• Proven experience as a Full Stack MERN Developer with hands-on skills in JavaScript, TypeScript, React, Node.js, Express, and UI libraries.
• Strong experience with Postgres, Cassandra, and BigQuery databases.
• Hands-on experience with Java, Spring Framework, Spring Boot and microservices.
• Proficient with Git version control and CI/CD pipelines.

Responsibilities

• Design, develop, and maintain scalable MERN stack applications.
• Collaborate with product engineering, tech ops, and devops to resolve issues.
• Build responsive UI using React, TypeScript, and component libraries.
• Develop backend services with Node.js, Express, and Feathers.js in a microservices pattern.
• Design scalable APIs and data pipelines for features and integrations.
• Implement CI/CD and deploy containerized apps on AWS (EC2, S3, Lambda, EKS).
• Monitor health with Prometheus, Grafana, and ELK; improve stability via root cause analysis.
• Mentor juniors, participate in code reviews, and advance testing automation.
• Explore AI/GenAI capabilities and agentic patterns to enhance workflows.

Skills

JavaScript

TypeScript

React

Node.js

Express

Feathers.js

Material UI

Ant Design

Postgres

Cassandra

BigQuery

Docker

Kubernetes

Git

CI/CD

AWS

Prometheus

Grafana

ELK

Apache NiFi

Data pipelines

API-first design

Education

Bachelor’s degree in Computer Science / Engineering or equivalent practical experience

Tools

GitHub Actions

GitLab CI/CD

CircleCI

AWS

NiFi

Kafka

Job description

• Design, develop, and maintain scalable full stack applications for MobiLytix Rewards, a cloud-native B2B Loyalty Management SaaS platform, using the MERN stack (MongoDB/Postgres, Express, React, Node.js).
• Collaborate closely with:
• Product engineering teams to understand and implement business requirements.
• Tech Ops / Support teams to debug, triage, and resolve customer production issues.
• DevOps teams on application fixes, deployments, and production stability.
• Build responsive and high-quality user interfaces using React, TypeScript, and modern component libraries (Material UI / Ant Design).
• Develop backend services using Node.js, Express, and frameworks such as Feathers.js, following microservices and API-first design principles.
• Design and implement scalable APIs and backend services to support product features and integrations.
• Build and maintain data pipelines and workflows, including data ingestion, transformation, enrichment, and aggregation.
• Design and orchestrate data pipelines using tools like Apache NiFi (or similar), especially within containerized environments.
• Work with databases such as Postgres, Cassandra, and BigQuery, ensuring optimal data modeling and performance.
• Implement CI/CD pipelines using GitHub Actions, GitLab CI/CD, or CircleCI for automated testing and deployment of containerized applications.
• Deploy and manage applications on AWS (EC2, S3, Lambda, API Gateway, EKS).
• Apply microservices architecture using Docker and Kubernetes, ensuring scalability and resilience.
• Monitor system health and performance using tools such as Prometheus, Grafana, and ELK stack.
• Ensure application quality by collaborating with QA teams and contributing to test automation strategies.
• Participate in code reviews, ensuring clean, maintainable, and production-ready code.
• Mentor junior developers and guide them on MERN stack best practices, DevOps practices, and engineering discipline.
• Actively contribute to improving production stability through root cause analysis and preventive engineering.
• Explore and integrate AI/GenAI capabilities, including:
• AI-powered insights for loyalty platforms
• Intelligent automation of workflows
• Exposure to Agentic AI patterns (autonomous agents, orchestration, decision pipelines)
  

Key Accountabilities

• Design, develop, and maintain scalable full stack applications for MobiLytix Rewards, a cloud-native B2B Loyalty Management SaaS platform, using the MERN stack (MongoDB/Postgres, Express, React, Node.js).
• Collaborate closely with:
• Product engineering teams to understand and implement business requirements.
• Tech Ops / Support teams to debug, triage, and resolve customer production issues.
• DevOps teams on application fixes, deployments, and production stability.
• Build responsive and high-quality user interfaces using React, TypeScript, and modern component libraries (Material UI / Ant Design).
• Develop backend services using Node.js, Express, and frameworks such as Feathers.js, following microservices and API-first design principles.
• Design and implement scalable APIs and backend services to support product features and integrations.
• Build and maintain data pipelines and workflows, including data ingestion, transformation, enrichment, and aggregation.
• Design and orchestrate data pipelines using tools like Apache NiFi (or similar), especially within containerized environments.
• Work with databases such as Postgres, Cassandra, and BigQuery, ensuring optimal data modeling and performance.
• Implement CI/CD pipelines using GitHub Actions, GitLab CI/CD, or CircleCI for automated testing and deployment of containerized applications.
• Deploy and manage applications on AWS (EC2, S3, Lambda, API Gateway, EKS).
• Apply microservices architecture using Docker and Kubernetes, ensuring scalability and resilience.
• Monitor system health and performance using tools such as Prometheus, Grafana, and ELK stack.
• Ensure application quality by collaborating with QA teams and contributing to test automation strategies.
• Participate in code reviews, ensuring clean, maintainable, and production-ready code.
• Mentor junior developers and guide them on MERN stack best practices, DevOps practices, and engineering discipline.
• Actively contribute to improving production stability through root cause analysis and preventive engineering.
• Explore and integrate AI/GenAI capabilities, including:
• AI-powered insights for loyalty platforms
• Intelligent automation of workflows
• Exposure to Agentic AI patterns (autonomous agents, orchestration, decision pipelines)
  

Mandatory Skills

• Bachelor’s degree in Computer Science / Engineering or equivalent practical experience.
• Proven experience as a Full Stack MERN Developer with strong hands-on skills in:
• JavaScript, TypeScript
• React
• Node.js, Express
• Component libraries such as Material UI / Ant Design
• Frameworks like Feathers.js or similar
• Strong experience with databases:
• Postgres
• Cassandra
• BigQuery

• Hands on experience with Java, springframework,Spring boot and micro services.
• Hands-on experience with Git for version control.
• Solid understanding of CI/CD pipelines, including GitHub Actions, GitLab CI/CD, or CircleCI.
• Experience deploying applications on AWS (EC2, S3, Lambda, API Gateway, EKS).
• Strong understanding of microservices architecture, Docker, and Kubernetes.
• Experience with monitoring and observability tools such as Prometheus, Grafana, and ELK.
• Proven expertise in data pipeline design, including:
• Apache NiFi or similar tools
• Data transformation, enrichment, and aggregation
• Orchestrating workflows in containerized environments
• Strong debugging and problem-solving skills.
• Ability to visualize end-to-end product and data flows.
• Excellent collaboration and communication skills across engineering, QA, DevOps, and support teams.
• High ownership mindset, learning agility, and ability to drive tasks to closure.
  

Desirable Skills

• Experience building SaaS / multi-tenant platforms.
• Exposure to AI / GenAI systems, including:
• LLM integrations
• AI-driven analytics
• Agentic AI frameworks or autonomous workflows (strong value add).
• Familiarity with event-driven architectures (Kafka or similar).
• Experience with product observability and reliability engineering.
• Knowledge of security best practices in cloud-native systems.
• Prior experience mentoring engineers in product organizations.