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Sai Sangaraju

Senior Full-Stack Java Engineer specializing in FinTech and enterprise platforms

RBCUniversity of South Florida7 Years ExperienceSenior LevelWorks Remote

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About

Java/Spring Boot engineer with startup-style ownership experience across e-commerce, banking, and healthcare analytics. Stands out for driving a monolith-to-microservices migration with Kafka that improved checkout reliability under peak load, while also contributing full-stack with Angular and supporting production operations end to end.

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Key Strengths

  • Hands-on Java backend development in production microservices environments
  • Led migration from monolithic order processing to event-driven Kafka-based microservices
  • Improved checkout speed and stability during peak e-commerce traffic
  • Full-stack delivery across Angular front ends and Spring Boot back ends
  • Production ownership including deployments, incident handling, and on-call support
  • API and database performance tuning with indexing, pagination, and query optimization
  • Built resilient distributed systems with retry handling, dead letter queues, and transaction boundaries
  • Experience in regulated, high-reliability domains including banking and healthcare analytics
  • Designed reusable, loosely coupled APIs for multi-system integrations
  • Strong focus on data accuracy, auditability, and operational reporting
  • Owned backend systems end-to-end from design through production operations
  • Banking domain backend engineering in regulated, high-stakes environments
  • Microservices modernization of legacy systems
  • Strong API and data model design
  • Security-focused backend design with Spring Security, JWT, and OAuth2
  • Production observability and incident ownership
  • Performance optimization with measurable impact
  • Improved backend processing by ~35%
  • Reduced query latency by ~40%
  • Improved deployment cycle by ~30%
  • Thoughtful tradeoff decisions across reliability, latency, scalability, and developer velocity
  • Async architecture design using Kafka for fault tolerance and scalability
  • Able to ship in ambiguous environments by defining MVP scope and validating assumptions early
  • Pragmatic AI integration with strong controls around security, validation, and fallback behavior
  • Prevention-oriented incident resolution with testing and monitoring improvements

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Experience

Java Full Stack DeveloperRBC · Nov 2024 – Present
Sr. Software EngineerInfosys · Jul 2021 – Aug 2023
Java DeveloperAccellor · Jul 2018 – Jul 2021
Sr. Full Stack Java DeveloperRBC · Nov 2024 – Present

Education

University of South Floridamaster, Computer System Analysis

Languages

English

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Connect with Sai

Sai already has a relationship with Reval, so a warm intro from us gets a much better response than cold outreach.

Typically responds within 24 hours

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Sai SangarajuSenior Full-Stack Java Engineer specializing in FinTech and enterprise platforms