Python Backend development Assistant Vice president

Citigroup Inc.; Chennai; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Citigroup Inc. is seeking an Applications Development Senior Programmer Analyst in Chennai, India. The role involves managing all phases of software development, including design, coding, and testing, and requires strong expertise in Node.js, Python, APIs, and CI/CD processes. The candidate should have over 8 years of experience and a degree or equivalent. This position offers an opportunity to work in agile environments, focusing on developing scalable and secure applications while ensuring best practices in coding and application security.

Qualifications

• 8+ years of relevant experience in Python.
• Strong experience in Node.js for back-end development.
• Experience with REST APIs, GraphQL, microservices.
• Knowledge of MongoDB and SQL databases.
• Hands-on knowledge of CI/CD systems.
• Experience with Docker and container orchestration.
• Strong debugging and problem-resolution skills.

Responsibilities

• Manage all phases of software development.
• Develop robust back-end services and API layers.
• Implement CI/CD pipelines using Tekton and Harness.
• Write automation scripts using Ansible.
• Troubleshoot complex issues across layers.
• Provide architectural guidance and define best practices.

Skills

Node.js

Python

REST APIs

GraphQL

MongoDB

NoSQL

SQL

Docker

CI/CD

Ansible

Linux

Windows

Networking

Education

Bachelor’s degree or equivalent experience

Tools

Tekton

Harness

Job description

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) and basic container orchestration
• 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, back‑end, 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

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) and basic container orchestration
• 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, back‑end, 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 or equivalent experience

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