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Senior Python Backend Engineer role focused on microservices, CI/CD, and API architecture at Citi.
Join a global team of 230,000+ at Citi and drive innovative solutions in Chennai and Pune.
Introduction
Discover your future at Citi
Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.
Job Overview
The Applications Development Senior Programmer Analyst responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities.
Required Skills
- Strong experience with Node.js, and Python for back-end and services development
- Development and consumption of REST APIs, GraphQL, microservices patterns
- Knowledge of MongoDB, NoSQL/SQL databases, data modeling, indexing, and performance optimization
- Experience with containers (Docker), container orchestration basics
- Hands-on knowledge of CI/CD systems including Tekton, Harness, Git-based pipelines
- Ability to build automated deployments, environment provisioning, and packaging
- Experience with Ansible for configuration management, automation scripts, and infra-as-code tasks
- Strong understanding of Linux and Windows operating environments
- Basic to intermediate understanding of networking concepts (DNS, load balancers, firewalls, routing, ports, protocols, etc.)
Responsibilities
- Manage all phases of software development: design, coding, testing, deployment, and support
- Develop robust back-end services, and API layers with secure and scalable patterns
- Build microservices, API gateways, integration flows, and modular service components
- Implement CI/CD pipelines using Tekton, Harness, and Git-based workflows
- Write automation scripts and configuration tasks using Ansible
- Deploy and optimize applications on Linux/Windows servers and containerized environments
- Troubleshoot complex issues across application, networking, OS, API, and data layers
- Provide architectural guidance, define best practices, and enforce coding standards
- Work closely with business users, product owners, and engineering teams to deliver end-to-end solutions
- Recommend and implement security measures, ensuring secure design and deployment
- Produce clear documentation, operational runbooks, and technical design artifacts
Qualifications
- 8+years of relevant experience in Python
- Strong experience with Node.js, and Python for back-end and services development
- Development and consumption of REST APIs, GraphQL, microservices patterns
- Knowledge of MongoDB, NoSQL/SQL databases, data modeling, indexing, and performance optimization
- Experience with containers (Docker), container orchestration basics
- Hands-on knowledge of CI/CD systems including Tekton, Harness, Git-based pipelines
- Ability to build automated deployments, environment provisioning, and packaging
- Experience with Ansible for configuration management, automation scripts, and infra-as-code tasks
- Strong understanding of Linux and Windows operating environments
- Basic to intermediate understanding of networking concepts (DNS, load balancers, firewalls, routing, ports, protocols, etc.)
- Knowledge of application monitoring, logging, performance tuning, and memory management
- Strong debugging and problem-resolution skills across UI, backend, APIs, and infrastructure layers
- Experience implementing application security, authentication, authorization, and best practices
- Ability to collaborate in agile environments and contribute to engineering standards
- Experience managing or participating in successful delivery of end-to-end engineering projects
- Experience in systems analysis and programming of software applications
- Experience in managing and implementing successful projects
- Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements
Education
Bachelor’s degree/University degree or equivalent experience
Equal Opportunity Statement
Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.
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