Rahul Ahire

Principal Systems Engineer & Full-Stack Architect

15+ years of experience building mission-critical banking and financial systems for global giants like HSBC and Scotiabank.

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Rahul Ahire

Professional Profile

I am a Principal-level engineer specializing in high-performance Java architectures, Microservices, and Cloud-native solutions. My career is defined by delivering scalable platforms that handle massive transactional volumes in the global financial sector.

I have a strong bias for action, moving rapidly from POCs to production MVPs. I am also an AI-forward technologist, actively integrating GitHub Copilot and AI frameworks to optimize the SDLC and drive engineering excellence.

Backend

Java 17/21, Vert.x, Spring Boot

Frontend

Angular 16, ReactJS, TypeScript

Cloud/Ops

Azure, Docker, K8s, CI/CD

Messaging

Kafka, Solace, Redis

Work Experience

Tech Lead / Principal Full-Stack Engineer

Jan 2023 – Present

HSBC – Toronto, ON

  • Modernized legacy monoliths into high-performance microservices using Vert.x and Maven.
  • Implemented S2S/Scooter authentication for mission-critical Debt Capital Market operations.
  • Lead a distributed team of 7 engineers across Canada and the US to deliver robust banking solutions.

Lead Developer

Oct 2017 – Jan 2023

Scotiabank – Toronto, ON

  • Architected Spring Boot 2.5 microservices for retail banking in Caribbean and LATAM regions.
  • Managed cloud infrastructure and CI/CD pipelines on Microsoft Azure.
  • Designed scalable MsSql and MongoDB sharding strategies for large-scale data platforms.

Full-Stack Java Developer

Aug 2010 – July 2017

Fulcrum Worldwide (IndiaFirst / Bajaj)

  • Developed the "RAPID" insurance platform allowing online policy customization and payments.
  • Built a Rewards Program portal for Bajaj Finance using Google Map integrations and complex admin hierarchies.

Education

Bachelor of Engineering (Computer Engineering)

Mumbai University, INDIA

Graduated: 2010

Let's Connect

I am currently open to Principal Engineering roles and strategic collaborations. Reach out to start a conversation.

+1-647-702-2744
rahulbahire1989@gmail.com