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Hi! I'm Siddhika Seth, an innovative software developer with over five years of experience designing, building, and deploying scalable web applications and cloud-native services. I specialize in modern technologies like Java, Spring Boot, React JS, and AWS, and I am passionate about crafting efficient microservices and automating deployment processes to enhance productivity and reliability. Throughout my career, I've contributed to high-impact projects ranging from financial platforms to ML pipelines, consistently improving performance, reducing downtime, and enhancing user experiences. I'm a collaborative team player who enjoys solving complex problems and continuously learning new technologies to deliver cutting-edge solutions.…Hi! I'm Siddhika Seth, an innovative software developer with over five years of experience designing, building, and deploying scalable web applications and cloud-native services. I specialize in modern technologies like Java, Spring Boot, React JS, and AWS, and I am passionate about crafting efficient microservices and automating deployment processes to enhance productivity and reliability. Throughout my career, I've contributed to high-impact projects ranging from financial platforms to ML pipelines, consistently improving performance, reducing downtime, and enhancing user experiences. I'm a collaborative team player who enjoys solving complex problems and continuously learning new technologies to deliver cutting-edge solutions.

Siddhika Seth

Full Stack Developer, Developer, Programmer, +2

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Hi! I'm Siddhika Seth, an innovative software developer with over five years of experience designing, building, and deploying scalable web applications and cloud-native services. I specialize in modern technologies like Java, Spring Boot, React JS, and AWS, and I am passionate about crafting efficient microservices and automating deployment processes to enhance productivity and reliability. Throughout my career, I've contributed to high-impact projects ranging from financial platforms to ML pipelines, consistently improving performance, reducing downtime, and enhancing user experiences. I'm a collaborative team player who enjoys solving complex problems and continuously learning new technologies to deliver cutting-edge solutions.…Hi! I'm Siddhika Seth, an innovative software developer with over five years of experience designing, building, and deploying scalable web applications and cloud-native services. I specialize in modern technologies like Java, Spring Boot, React JS, and AWS, and I am passionate about crafting efficient microservices and automating deployment processes to enhance productivity and reliability. Throughout my career, I've contributed to high-impact projects ranging from financial platforms to ML pipelines, consistently improving performance, reducing downtime, and enhancing user experiences. I'm a collaborative team player who enjoys solving complex problems and continuously learning new technologies to deliver cutting-edge solutions.

Available to hire

Hi! I’m Siddhika Seth, an innovative software developer with over five years of experience designing, building, and deploying scalable web applications and cloud-native services. I specialize in modern technologies like Java, Spring Boot, React JS, and AWS, and I am passionate about crafting efficient microservices and automating deployment processes to enhance productivity and reliability.

Throughout my career, I’ve contributed to high-impact projects ranging from financial platforms to ML pipelines, consistently improving performance, reducing downtime, and enhancing user experiences. I’m a collaborative team player who enjoys solving complex problems and continuously learning new technologies to deliver cutting-edge solutions.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Javanese

Advanced

Aragonese

Beginner

Amharic

Intermediate

Hindi

Advanced

Work Experience

Full Stack Developer at American Express

August 1, 2024 - Present

Led development of scalable Spring Boot and Node JS microservices, boosting throughput 45%, and built responsive React/Redux web interfaces that improved workflows and cut support tickets by 30%. Architected and integrated secure RESTful and GraphQL APIs to facilitate real-time, efficient data exchange across cross-functional teams and external partners, improving platform interoperability. Automated end-to-end CI/CD pipelines using GitHub Actions, Jenkins, and Maven, slashing deployment cycles from 3 days to under 6 hours, accelerating feature delivery and minimizing downtime. Deployed backend services on AWS (EC2, Lambda, API Gateway, S3), optimizing infrastructure with autoscaling to maintain 99.99% uptime while reducing operational costs by 20%.

Senior Software Developer at LTIMindtree

July 31, 2023 - July 10, 2025

Engineered robust enterprise modules using Core Java, Spring Boot, and Hibernate, streamlining business logic for partner onboarding and improving backend maintainability by 55%. Optimized database layer by integrating MongoDB for flexible storage of partner profiles and MySQL for high-volume transactional data, resulting in 40% faster query performance. Implemented complex data mapping and transformation pipelines between relational and NoSQL systems, enhancing reporting and analytics capabilities across departments. Refactored legacy services and introduced containerized deployments via Docker and Kubernetes, decreasing infrastructure provisioning time by 60% and boosting release stability.

Associate Software Engineer at BYJU’S

November 30, 2022 - July 10, 2025

Developed and maintained a mobile loan origination app with vendor integrations via Node JS, Swagger, and RESTful APIs, increasing loan-based sales by 20% and reducing partner integration time by 30%. Designed interactive loan tracking dashboards using React JS, Chart JS, and Express JS with real-time backend services, reducing reconciliation delays by 25% and enhancing operational visibility. Refactored legacy code into TypeScript modular services, increasing maintainability and reducing production issues by 40%. Conducted comprehensive API and component testing using Postman, REST Assured, and Jest, maintaining over 90% test coverage and ensuring a stable release cycle.

Senior Associate – Data & ML Engineer at Genpact

July 31, 2021 - July 10, 2025

Spearheaded ML pipelines using Python, Scikit-learn, Pandas, and PyTorch, boosting fraud detection accuracy to 92%. Built data visualizations and EDA reports using Seaborn, Matplotlib, and Power BI to drive executive-level decisions. Optimized model performance with GPU-based training (CUDA) for large datasets, reducing model training time by 40%. Created CI/CD pipelines with Git, Jenkins, and Docker for continuous ML model deployment and versioning.

Full Stack Developer at American Express

August 1, 2024 - Present

Led development of scalable Spring Boot and Node JS microservices, boosting throughput by 45%, and built responsive React/Redux web interfaces improving workflows and reducing support tickets by 30%. Architected and integrated secure RESTful and GraphQL APIs facilitating real-time, efficient data exchange across teams and external partners. Automated end-to-end CI/CD pipelines using GitHub Actions, Jenkins, and Maven, cutting deployment cycles from 3 days to under 6 hours. Deployed backend services on AWS (EC2, Lambda, API Gateway, S3) with autoscaling to maintain 99.99% uptime while reducing operational costs by 20%.

Senior Software Developer at LTIMindtree

July 31, 2023 - July 10, 2025

Engineered robust enterprise modules using Core Java, Spring Boot, and Hibernate, streamlining partner onboarding and improving backend maintainability by 55%. Optimized database layers by integrating MongoDB and MySQL, resulting in 40% faster query performance. Implemented complex data mapping and transformation pipelines between relational and NoSQL systems enhancing reporting and analytics. Refactored legacy services and introduced containerized deployments with Docker and Kubernetes, decreasing provisioning time by 60% and boosting release stability.

Associate Software Engineer at BYJU’S

November 30, 2022 - July 10, 2025

Developed and maintained a mobile loan origination app with vendor integrations via Node JS, Swagger, and RESTful APIs, increasing loan sales by 20% and reducing partner integration time by 30%. Designed interactive loan tracking dashboards using React JS, Chart JS, and Express JS with real-time backend services, reducing reconciliation delays by 25% and improving operational visibility. Refactored legacy code into TypeScript modular services, enhancing maintainability and reducing production issues by 40%. Conducted extensive API and component testing using Postman, REST Assured, and Jest, maintaining over 90% test coverage.

Senior Associate – Data & ML Engineer at Genpact

July 31, 2021 - July 10, 2025

Spearheaded ML pipelines using Python, Scikit-learn, Pandas, and PyTorch, boosting fraud detection accuracy to 92%. Built data visualizations and analysis reports with Seaborn, Matplotlib, and Power BI aiding executive decisions. Optimized model performance with GPU-based training (CUDA), reducing training time by 40%. Created CI/CD pipelines with Git, Jenkins, and Docker for continuous ML model deployment and versioning.

Full Stack Developer at American Express

August 1, 2024 - Present

Led the development of scalable Spring Boot and Node JS microservices, boosting throughput by 45%, and built responsive React/Redux web interfaces that improved workflows and reduced support tickets by 30%. Architected and integrated secure RESTful and GraphQL APIs enabling real-time data exchange across teams and partners, improving platform interoperability. Automated end-to-end CI/CD pipelines using GitHub Actions, Jenkins, and Maven, cutting deployment times from 3 days to under 6 hours, accelerating feature delivery and minimizing downtime. Deployed backend services on AWS including EC2, Lambda, API Gateway, and S3, optimizing infrastructure with autoscaling to maintain 99.99% uptime while reducing operational costs by 20%.

Senior Software Developer at LTIMindtree

July 31, 2023 - August 4, 2025

Engineered robust enterprise modules using Core Java, Spring Boot, and Hibernate, streamlining business logic for partner onboarding and improving backend maintainability by 55%. Optimized database layers by integrating MongoDB and MySQL, resulting in 40% faster query performance. Implemented complex data mapping pipelines between relational and NoSQL systems to enhance reporting and analytics capabilities. Refactored legacy services and introduced containerized deployments with Docker and Kubernetes, reducing infrastructure provisioning time by 60% and boosting release stability.

Associate Software Engineer at BYJU’S

November 30, 2022 - August 4, 2025

Developed and maintained a mobile loan origination app with vendor integrations using Node JS, Swagger, and RESTful APIs, increasing loan-based sales by 20% and decreasing partner integration time by 30%. Designed interactive loan tracking dashboards using React JS, Chart JS, and Express JS with real-time backend services, reducing reconciliation delays by 25% and enhancing operational visibility. Refactored legacy code into modular TypeScript services, improving maintainability and reducing production issues by 40%. Conducted comprehensive API and component testing with tools like Postman, REST Assured, and Jest, ensuring over 90% test coverage and stable release cycles.

Senior Associate – Data & ML Engineer at Genpact

July 1, 2021 - August 4, 2025

Spearheaded machine learning pipelines using Python, Scikit-learn, Pandas, and PyTorch, enhancing fraud detection accuracy to 92%. Built data visualizations and exploratory data analysis reports with Seaborn, Matplotlib, and Power BI to support executive decision-making. Optimized model performance through GPU-based training using CUDA, reducing training time by 40%. Created CI/CD pipelines incorporating Git, Jenkins, and Docker for continuous deployment and versioning of ML models.