Looking for a job

Deepak Kothari

@deepakkothari1

Message

Principal Software Engineer at Worldline building payment APIs handling 12M monthly transactions with 99.99% uptime.

Netherlands

Message

At Worldline Merchant Services - Online Payments, I architected and delivered payment APIs scaling to 800 TPS with 99.99% uptime and processing 12M monthly transactions. I also led an on-premises modernization using microservices and serverless, cutting deployment lead time by 50%.

At KLM Royal Dutch Airlines, I designed event-driven microservices and helped migrate monolithic systems to a domain-driven architecture. I also designed and developed a product for KLM Lounge that earned the KLM Innovation Award.

Experience

Work history, roles, and key accomplishments

Current

Principal Software Engineer

Current

Worldline Merchant Services

Oct 2022 - Present (4 years 1 month)

Architected high-throughput payment APIs scaling to 800 TPS with 99.99% uptime, processing 12M monthly transactions. Led on-prem to AWS migration and implemented CQRS-based solutions using OpenSearch.

Java Spring Boot AWS Microservices Serverless CQRS OpenSearch Amazon SQS GCP GKE Terraform Docker Jenkins Claude Code

Senior Software Engineer

Worldline Merchant Services

Dec 2021 - Oct 2022 (10 months)

Developed a pilot feature with cross-functional teams and designed monolithic application to microservices. Created Groovy scripts for Jenkins pipelines to deploy application and infrastructure code on AWS.

Java Spring Boot Microservices AWS Jenkins Groovy

Lead Software Engineer

KLM Royal Dutch Airlines

Sep 2017 - Nov 2021 (4 years 2 months)

Designed event-driven microservices using Spring Boot, enhancing passenger transit efficiency. Migrated monolithic systems to domain-driven architecture and mentored junior engineers on API testing and CI/CD.

Java Spring Boot Microservices Event Driven Architecture CI CD API Testing Code Review Performance Testing

Senior Software Engineer

General Electric

Jan 2015 - Dec 2017 (2 years 11 months)

Collaborated on design solutions with stakeholders to align with enterprise architecture. Worked on application server migration and security audit findings to achieve regulatory compliance.

Java Enterprise Architecture Security Build And Release

Senior Software Engineer

ING Bank

Jan 2010 - Dec 2015 (5 years 11 months)

Managed product release scope and development with stakeholders, supervised multicultural engineers, and enhanced SEPA payment processing using event-driven Spring batch jobs by 25%.

Java SpringBatch Event Driven Architecture JavaScript HTML CSS Release Management