Senior Backend Engineer

Persistent Systems Limited; Pune District; Hybrid; INR 1,800,000 - 2,400,000; Full time

Benefits offered by this job

Hybrid work

Professional development

Insurance coverage

Long Service awards

Job summary

Persistent Systems Limited in Pune is seeking a Senior Backend Engineer to design, build, and scale distributed systems powering data-intensive services.

You will work with TypeScript (Node.js) and Python, develop SaaS integrations, OAuth flows, and Kubernetes deployments, contributing to a resilient, secure backend platform.

Join a culture that emphasizes talent development, hybrid work, and cutting-edge technologies.

Qualifications

• 7–12 years of backend engineering experience.
• Strong expertise in TypeScript (Node.js) and Python.
• Experience building production-grade distributed systems.
• API design and integration patterns knowledge.
• Knowledge of OAuth, OpenID Connect, security best practices.

Responsibilities

• Design, develop, and maintain scalable backend services using TS/Node.js and Python.
• Build distributed systems for large data volumes with high performance.
• Develop enterprise-grade SaaS integrations (Microsoft Graph, Google Workspace, Salesforce, etc.).
• Implement OAuth flows, token management, and webhook processing.

Skills

Backend engineering

TypeScript & Node.js

Python

Distributed systems

API design

OAuth & security

Event-driven architectures

Kubernetes

Tools

Kubernetes

Job description

We are an AI-led, platform-driven Digital Engineering and Enterprise Modernization partner, combining deep technical expertise and industry experience to help our clients anticipate what's next. Our offerings and proven solutions create a unique competitive advantage for our clients by giving them the power to see beyond and rise above. We work with many industry-leading organizations across the world, including 20 Fortune 50 companies and 4 of the 5 top banks in both the US and India, and numerous innovators across the healthcare ecosystem.

We are seeking a highly skilled Senior Backend Engineer to design, build, and scale distributed systems that power mission-critical integrations and data-intensive services. The ideal candidate will have strong expertise in TypeScript (Node.js) and Python, along with hands-on experience developing large-scale backend platforms, SaaS integrations, event-driven architectures, and cloud-native applications.

• Location: Pune
• Experience: 7 to 12 Years
• Job Type: Full-Time Employment

What You'll Do:

• Design, develop, and maintain highly scalable backend services using TypeScript (Node.js) and Python.
• Build and optimize distributed systems capable of processing large volumes of data with high performance and reliability.
• Develop enterprise-grade integrations with SaaS platforms such as Microsoft Graph, Google Workspace, Salesforce, Slack, and similar ecosystems.
• Implement and maintain OAuth authentication flows, token management, webhook processing, and change notification mechanisms.
• Design and develop incremental synchronization frameworks to ensure efficient and reliable data movement.
• Build fault-tolerant systems capable of handling rate limits, retries, throttling, concurrency control, and recovery scenarios.
• Develop event-driven architectures using message queues, asynchronous processing patterns, and distributed communication mechanisms.
• Deploy, manage, and troubleshoot applications running on Kubernetes environments.
• Design, build, and optimize data models for transactional and analytical workloads.
• Improve database performance, scalability, and system efficiency through continuous optimization.
• Collaborate closely with product, infrastructure, security, and platform engineering teams.
• Investigate production incidents, perform root-cause analysis, and implement permanent corrective actions.
• Drive platform reliability, observability, and operational excellence initiatives.
• Participate in architecture discussions, code reviews, and technical design sessions.
• Ensure security, scalability, maintainability, and performance best practices are followed throughout the software development lifecycle.

Expertise You'll Bring:

• 7-12 years of experience in backend engineering, distributed systems, or large-scale platform development.
• Strong hands-on expertise in TypeScript and Node.js development.
• Strong programming experience with Python for backend services and automation.
• Proven experience building production-grade backend applications and distributed systems.
• Strong knowledge of API design, development, and integration patterns.
• Experience integrating enterprise SaaS applications and third-party platforms.
• Deep understanding of OAuth, OpenID Connect, authentication, authorization, and security best practices.
• Experience designing and implementing event-driven architectures and asynchronous systems.
• Strong understanding of messaging systems, queues, and distributed communication patterns.
• Experience working with cloud-native applications and containerized environments.
• Hands-on experience deploying and managing workloads on Kubernetes.
• Strong understanding of database design, optimization, scalability, and data modeling.
• Experience troubleshooting throttling, synchronization, rate limiting, and data consistency challenges.
• Ability to analyze provider API behavior and resolve complex integration issues.
• Strong debugging, troubleshooting, and performance optimization skills.
• Experience implementing monitoring, logging, and observability solutions.
• Excellent problem-solving and analytical abilities.
• Experience working in Agile and fast-paced product engineering environments.
• Strong communication and collaboration skills with cross-functional teams.
• Ability to mentor engineers and contribute to technical leadership initiatives.
• Competitive salary and benefits package
• Culture focused on talent development with quarterly growth opportunities and company-sponsored higher education and certifications
• Opportunity to work with cutting-edge technologies
• Employee engagement initiatives such as project parties, flexible work hours, and Long Service awards
• Insurance coverage: group term life, personal accident, and Mediclaim hospitalization for self, spouse, two children, and parents

Values-Driven, People-Centric & Inclusive Work Environment:

Persistent is dedicated to fostering diversity and inclusion in the workplace. We invite applications from all qualified individuals, including those with disabilities, and regardless of gender or gender preference. We welcome diverse candidates from all backgrounds.

• We support hybrid work and flexible hours to fit diverse lifestyles.
• Our office is accessibility-friendly, with ergonomic setups and assistive technologies to support employees with physical disabilities.
• If you are a person with disabilities and have specific requirements, please inform us during the application process or at any time during your employment

"Persistent is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind."