Principal Full Stack Engineer

Optum India; Bengaluru; On-site; INR 450,000 - 700,000; Full time

Job summary

Optum India is seeking a senior software architect to lead architecture across large-scale, full stack applications. You will drive technology roadmaps, define standards, and mentor engineers while shaping cloud-native patterns and secure delivery.

The role covers front-end and back-end leadership with a focus on performance, reliability, and modern architectures across multi-cloud environments.

Qualifications

• Experience leading architecture across large-scale apps.
• Proven ability to design scalable cloud-native solutions.
• Strong mentoring and technical leadership skills.
• Hands-on with front-end and back-end stacks using modern tools.
• Deep understanding of DevSecOps, CI/CD, and containerization.
• Knowledge of API security, identity, and data protection.

Responsibilities

• Lead architecture, design, and development of large-scale full stack apps.
• Define standards, patterns, roadmaps, and best practices across teams.
• Architect cloud-native solutions on Azure, AWS, or GCP; ensure security and reliability.
• Design microservices, APIs, event-driven systems, and distributed architectures.
• Provide technical leadership for front-end and backend engineers.
• Champion DevSecOps, CI/CD, containers, and Kubernetes.
• Oversee security, OAuth2, RBAC, and data protection compliance.
• Collaborate with leaders to assess new technologies and investments.
• Mentor senior engineers; drive innovation and quality across programs.

Skills

Technical leadership

Architecture design

Mentoring

Cloud-native thinking

DevSecOps

Performance optimization

Education

Bachelor's degree in Computer Science or related field

Tools

React

Angular

TypeScript

Java

Spring Boot

Python

FastAPI

Node.js

Kubernetes

CI/CD

OAuth2

RBAC

API security

Job description

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health optimization on a global scale. Join us to start Caring. Connecting. Growing together. Software engineering is the application of engineering to the design, development, implementation, testing and maintenance of software in a systematic method. The roles in this function will cover all primary development activity across all technology functions that ensure we deliver code with high quality for our applications, products and services and to understand customer needs and to develop product roadmaps. These roles include, but are not limited to analysis, design, coding, engineering, testing, debugging, standards, methods, tools analysis, documentation, research and development, maintenance, new development, operations and delivery. With every role in the company, each position has a requirement for building quality into every output. This also includes evaluating new tools, new techniques, strategies; Automation of common tasks; build of common utilities to drive organizational efficiency with a passion around technology and solutions and influence of thought and leadership on future capabilities and opportunities to apply technology in new and innovative ways. Primary Responsibilities

• Lead the architecture, design, and development of large-scale, mission-critical full stack applications and digital platforms
• Define and drive engineering standards, architectural patterns, technology roadmaps, and best practices across multiple product teams
• Architect cloud-native solutions leveraging Azure, AWS, and GCP, ensuring scalability, reliability, security, and operational excellence
• Design and govern modern microservices, API ecosystems, event-driven architectures, and distributed systems
• Provide technical leadership for front-end development using React, Angular, TypeScript, and modern UI/UX frameworks
• Lead backend engineering initiatives utilizing Java, Spring Boot, Python, FastAPI, Node.js, and related technologies
• Drive adoption of DevSecOps, CI/CD automation, containerization, Kubernetes, infrastructure-as-code, and engineering productivity tools
• Champion application security practices including OAuth2, RBAC, API security, identity management, compliance, and data protection standards
• Collaborate with business and technology leadership to evaluate emerging technologies and define strategic technical investments
• Lead complex technical problem resolution, performance optimization, modernization, and cloud-transformation initiatives
• Provide technical oversight across multiple programs and ensure alignment with enterprise architecture principles
• Coach, mentor, and develop senior engineers while fostering a culture of innovation, technical excellence, and continuous improvement
• Drive adoption of AI-assisted engineering, intelligent automation, and emerging software development practices to improve delivery efficiency and solution quality
• Influence executive stakeholders through technical strategy, solution reviews, architecture governance, and technology recommendations
• Reviews the work of others
• Develops innovative approaches
• Sought out as expert
• Serves as a leader/ mentor

At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone - of every race, gender, sexuality, age, location and income - deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.