I am Sonali Jain, a Senior Software Engineer based in Paris, France, with 12+ years of experience designing, building, and delivering scalable enterprise applications. I specialize in Java/J2EE, Spring Boot, microservices, and cloud-native architectures, and I have hands-on experience with AWS, Kafka, and CI/CD pipelines. I enjoy collaborating in agile teams, translating business needs into robust technical solutions, and modernizing legacy systems for performance and compliance. In my career, I have led architecture modernization efforts, mentored engineers, and contributed to secure coding practices and resilient, data-driven systems. I’m passionate about delivering secure, scalable software that drives business impact and compliance across financial services and telecom domains.

Sonali Jain

I am Sonali Jain, a Senior Software Engineer based in Paris, France, with 12+ years of experience designing, building, and delivering scalable enterprise applications. I specialize in Java/J2EE, Spring Boot, microservices, and cloud-native architectures, and I have hands-on experience with AWS, Kafka, and CI/CD pipelines. I enjoy collaborating in agile teams, translating business needs into robust technical solutions, and modernizing legacy systems for performance and compliance. In my career, I have led architecture modernization efforts, mentored engineers, and contributed to secure coding practices and resilient, data-driven systems. I’m passionate about delivering secure, scalable software that drives business impact and compliance across financial services and telecom domains.

Available to hire

I am Sonali Jain, a Senior Software Engineer based in Paris, France, with 12+ years of experience designing, building, and delivering scalable enterprise applications. I specialize in Java/J2EE, Spring Boot, microservices, and cloud-native architectures, and I have hands-on experience with AWS, Kafka, and CI/CD pipelines. I enjoy collaborating in agile teams, translating business needs into robust technical solutions, and modernizing legacy systems for performance and compliance.

In my career, I have led architecture modernization efforts, mentored engineers, and contributed to secure coding practices and resilient, data-driven systems. I’m passionate about delivering secure, scalable software that drives business impact and compliance across financial services and telecom domains.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
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Language

English
Fluent

Work Experience

Senior Technical Consultant at KBC Belgium
April 1, 2024 - February 1, 2025
Designed and implemented enterprise-level architecture leveraging ETL, SQL, and Moody’s RI Tool for large-scale financial data systems. Partnered with cross-functional teams to align solutions with compliance, scalability, and performance goals. Mentored offshore engineers in secure coding, API design, and CI/CD best practices.
Senior Software Engineer at J.P. Morgan Chase
August 1, 2016 - July 1, 2023
Drove architecture modernization by integrating legacy systems. Developed and maintained enterprise microservices using Java, Spring Boot, and REST APIs for financial applications. Implemented API-first, event-driven systems using Kafka, improving real-time data integration and resilience. Led Agile teams to streamline releases via Git, Maven, Jenkins, and automated CI/CD pipelines. Delivered high-quality UI enhancements with ReactJS, improving system usability and performance. Supported cloud migrations (AWS, Docker, Kubernetes) for scalable and containerized deployments.
Software Engineer at Ericsson
November 1, 2012 - July 1, 2016
Built and maintained Java-based applications using Spring MVC, Hibernate, JPA, supporting telecom business operations. Created and optimized SQL Server jobs for backups, monitoring, and performance tuning. Delivered responsive web interfaces using HTML5, CSS, Bootstrap, integrated with backend services. Collaborated across distributed teams using GIT, JIRA in Agile workflows.

Education

Master of Computer Applications (MCA) at Banasthali University
January 1, 2009 - January 1, 2012
Bachelor of Computer Applications (BCA) at Rajasthan University
January 1, 2006 - January 1, 2009
Master of Computer Applications (MCA) at Banasthali University
January 1, 2009 - January 1, 2012
Bachelor of Computer Applications (BCA) at Rajasthan University
January 1, 2006 - January 1, 2009
Master of Computer Applications (MCA) at Banasthali University
January 1, 2009 - December 31, 2012
Bachelor of Computer Applications (BCA) at Rajasthan University
January 1, 2006 - December 31, 2009

Qualifications

PSM 1
January 11, 2030 - December 23, 2025
Enterprise Architecture (SAFe)
January 11, 2030 - December 23, 2025
Event-driven Systems (Apache Kafka)
January 11, 2030 - December 23, 2025
Cloud-native Architecture (AWS)
January 11, 2030 - December 23, 2025
CI/CD (Git, Maven, Jenkins)
January 11, 2030 - December 23, 2025
Microservices & API-first Design
January 11, 2030 - December 23, 2025
PSM 1
January 11, 2030 - December 23, 2025
Enterprise Architecture (SAFe)
January 11, 2030 - December 23, 2025
Event-driven Systems (Apache Kafka)
January 11, 2030 - December 23, 2025
Cloud-native Architecture (AWS)
January 11, 2030 - December 23, 2025
CI/CD (Git, Maven, Jenkins)
January 11, 2030 - December 23, 2025
Microservices & API-first Design
January 11, 2030 - December 23, 2025
PSM I
January 11, 2030 - December 23, 2025
Enterprise Architecture (SAFe)
January 11, 2030 - December 23, 2025
Event-driven Systems (Apache Kafka)
January 11, 2030 - December 23, 2025
Cloud-native Architecture (AWS)
January 11, 2030 - December 23, 2025
CI/CD (Git, Maven, Jenkins)
January 11, 2030 - December 23, 2025
Microservices & API-first Design
January 11, 2030 - December 23, 2025

Industry Experience

Financial Services, Telecommunications, Software & Internet, Professional Services, Education