Saurabh N.

Are you building a product that needs scalable backend microservices, event-driven architecture, and seamless integration, without compromising on performance?

Senior Java Backend Engineer with 11+ years of experience building large-scale, secure, and high-performance backend systems for US, Canada, Singapore, and India-based clients.

Past clients include Stripe (OpenChannel migration), Sprouts.ai CRM platform, Orchestro AI (US logistics), and independent fintech/logistics products for US clients.

Available for long-term contracts. Let's build something reliable.

I specialize in Spring Boot, Microservices, Distributed Systems, and complex API integrations, and have supported both startups and enterprise teams in designing, building, and optimizing mission-critical applications from the ground up.

Over the years, I have worked on a wide range of backend systems, CRM pipelines, large-scale payment ecosystems, enterprise marketplaces, data processing engines, and multi-service architectures. I enjoy solving deep backend challenges and making systems faster, cleaner, and more scalable.

What I Do Best:

• Java & Spring Boot Backend Development
• Scalable microservices architecture
• REST APIs design, development & documentation
• Spring Security, OAuth2, Auth0, JWT, SSO
• Optimization of slow APIs, DB queries & system performance

Enterprise-Grade Integrations:

• Payment gateways: Stripe, Braintree, Authorize.net, FreedomPay
• CRM Systems (Salesforce, HubSpot, Zoho, custom CRMs)
• 3rd-party APIs, webhooks, event-based systems
• Queue systems: RabbitMQ, Kafka

Database & Data Engineering:

• MongoDB, MySQL, PostgreSQL
• Large data processing (Java Streams, parallelization, pipeline design)
• Backup/restore mechanisms
• Redis caching for low-latency microservices

Architect-Level Experience:

• System design, technical planning, sprint leadership
• Mentoring juniors & code review
• Clean architecture, modular services, best practices