Open to opportunities

Sumana Saha

@sumanasaha

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Senior Software Engineer with 8+ years of experience in enterprise applications.

Germany

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What I'm looking for

I am looking for a challenging role that fosters innovation and offers opportunities for growth.

I am a Senior Software Engineer with over 8 years of experience in developing enterprise applications. My expertise lies in utilizing Java, Kotlin, Spring Boot, and Hibernate to create robust and scalable solutions. I have a proven track record of delivering high-quality software that meets business needs and enhances user experience.

Throughout my career, I have successfully designed and implemented microservices architectures, focusing on performance optimization and system integration. My key achievements include preventing 30,000 scam customers from abusing Wayfair's terms and conditions and achieving 100% availability during peak periods at Ratepay. I am passionate about leveraging technology to solve complex problems and drive innovation.

Experience

Work history, roles, and key accomplishments

Current

Senior Software Engineer

Current

Wayfair

Feb 2022 - Present (3 years 4 months)

As a Senior Software Engineer, I design, develop, and maintain Microservices to detect payment fraud and customer scams. I utilize technologies such as Kotlin, Java 11, Spring Boot, and GCP to enhance application performance and security.

Kotlin Spring Boot Apache Kafka GCP Docker Kubernetes Grafana Microservices

Software Engineer

Ratepay GmbH

Jan 2020 - Jan 2022 (2 years)

In my role at Ratepay GmbH, I developed and maintained Microservices using Spring Boot and Java 8, focusing on invoice payments. I implemented contract testing and created monitoring solutions with Grafana and Prometheus.

Java 8 Spring Boot Apache Kafka PostgreSQL Docker Grafana Jenkins Microservices Agile

Java Backend Developer

protel Hotelsoftware GmbH

Jun 2018 - Nov 2019 (1 year 5 months)

As a Java Backend Developer, I worked on the Protel Air SaaS product, developing web applications using J2EE and Spring Boot. I implemented GDPR features and integrated third-party systems while ensuring high availability.

Java Spring Boot J2EE PostgreSQL Docker Grafana Agile REST SOAP

Java Developer

PlusServer GmbH

Dec 2017 - Jun 2018 (6 months)

At PlusServer GmbH, I developed a web-based application for the Transparency Register, utilizing Spring Boot and PostgreSQL. I integrated front-end technologies and implemented CI/CD practices.

Spring Boot PostgreSQL Docker HTML CSS Jenkins Agile Selenium XML

Software Engineer

Infosys Ltd.

Jul 2014 - Nov 2017 (3 years 4 months)

As a Software Engineer at Infosys, I revamped a web-based application for Bristow Group, utilizing Spring MVC and Java. I focused on backend development and RESTful web services integration.

Java Spring MVC MySQL HTML CSS JavaScript REST Apache Tomcat Agile

Intern

Variable Energy Cyclotron Center

May 2013 - Jul 2013 (2 months)

During my internship, I worked on implementing the Voronoi Diagram algorithm in C++ for tracking robotic movements, enhancing my programming and problem-solving skills.

C++Voronoi Diagram Algorithm Development Robotics Software Development

Education

Degrees, certifications, and relevant coursework

Birla Institute of Technology and Science

Master of Technology, Software Engineering

2020 - 2022

Completed a Master of Technology in Software Engineering through the WILP-Online program, focusing on advanced software development methodologies and practices.