Sr Engineer 1

American Express Global Business Travel; Bengaluru; On-site; INR 4,000,000 - 7,000,000; Full time

Job summary

American Express Global Business Travel seeks a Lead Engineer to guide a team designing and scaling core billing, invoicing, and reconciliation systems. You\'ll blend hands-on coding with strategic leadership, delivering cloud-native services using Java/Spring Boot, React frontend, and AWS/Kubernetes.

You will mentor engineers, manage roadmaps, and collaborate with product teams to drive architectural excellence and production reliability.

Qualifications

• 10+ years in IT with 5+ years in Java and Spring Boot backend design.
• 7+ years in architecture of distributed applications.
• Experience leading engineers, contractors, and offshore teams.
• Proficiency with ReactJS frontend and REST API design.
• Cloud experience with AWS and Kubernetes; Agile delivery mindset.
• Willing to work 2nd shifts in IST and Bangalore office 3 days/week.

Responsibilities

• Lead, mentor, and grow a team of engineers; set technical direction.
• Design, code, and implement backend solutions with Java/Spring Boot.
• Build and maintain frontend interfaces with ReactJS and internal tools.
• Architect and deploy cloud-native services on AWS and Kubernetes.
• Estimate effort, plan roadmaps, manage risks and dependencies.
• Resolve complex production issues and enforce best practices.
• Collaborate with product managers and partners; review code/design.

Skills

Java

OOP

Design patterns

Spring Boot

ReactJS

AWS

Kubernetes

REST API

Microservice Architecture

Team leadership

Tools

ReactJS

OpenAPI

PostgreSQL

Job description

As a Lead Engineer, you'll lead a team of engineers while designing, building, and scaling the core travel mid and back-office systems that power billing, invoicing, and reconciliation for a global travel business. We're looking for someone innovative, who combines strong hands‑on engineering with the ability to lead a team and see the bigger picture.

What You'll Do

• Lead, mentor, and grow a team of engineers, setting technical direction and reviewing code and design
• Design, code, and implement backend solutions from concept to final hand‑off, using Java and Spring Boot for high‑volume billing and reconciliation workflows
• Build and maintain front‑end interfaces and internal tools using React JS
• Architect and deploy cloud‑native services on AWS and Kubernetes
• Estimate technical effort, work breakdown structure, risks, and dependencies for your team's roadmap
• Analyze and resolve complex technical and production issues across the platform
• Establish and promote engineering design guidelines, coding standards, and best practices
• Collaborate with product managers, engineers, and other partners, including code and design reviews
• Experiment with new and emerging technologies, including applying AI to improve automation, data processing, and engineering productivity

What We're Looking For

• Minimum 10 years of professional IT experience with 5+ years of relevant experience in Java - OOPs, Design patterns, Collections, Streams, and Multithreading.
• Must have 7+ years of hands‑on experience in architecture and design of distributed applications.
• Must be willing and able to work in 2nd shifts (3:00 PM IST to 12:00 AM IST) and occasional weekends as required.
• Must be willing to work from Bangalore office location minimum 3 days in a week.
• Should have solid experience in delivering projects using agile methodology, be a strong believer in adding incremental value to business in short sprints.
• Should have strong experience in leading a team of contractors, offshore teams, and employees to deliver the technical solutions collaborating with business partners.
• Should have strong experience in managing and leading product or platform production support teams ensuring quality and adherence to technical, security, and compliance standards.
• Proficient in ReactJS – including hooks, components, and state management libraries like Redux.
• Experience with React libraries and frameworks such as React Router, React Bootstrap.
• Proficiency in working with any Relational Database Management Systems (RDBMS) – Writing complex queries, PL/SQL, Stored Procedures, Functions
• Experience in creating REST API specification documents using OpenAPI.
• Proficient in Rest API, Spring boot
• Good knowledge of Microservice Architecture