Sumit Singh

Consultant

Singapore, Singapore, Singapore6 yrs 7 mos experience

Key Highlights

  • Expert in Full Stack Development with a focus on Java.
  • Proven track record in CI/CD infrastructure migration.
  • Strong problem-solving skills demonstrated across multiple projects.
Stackforce AI infers this person is a Full Stack Developer with expertise in Fintech and Agritech industries.

Contact

Skills

Core Skills

Java Software DevelopmentSpring FrameworkFull-stack DevelopmentContinuous Integration And Continuous Delivery (ci/cd)Back-end Web Development

Other Skills

API DevelopmentAWS S3Amazon S3Apache KafkaApache ZooKeeperApplication DevelopmentCI/CDCommunicationComputer ScienceData AggregationData StructuresDatabase Management System (DBMS)EnglishFlowableFront-End Development

About

I'm Sumit Kumar Singh graduated in 2018 from MIT Muzaffarpur with a Bachelor of Technology in Information Technology. I have worked on various projects as a Full Stack Developer with approximately 70% focus on backend and 30% on frontend development. I have extensive expertise in data structures and algorithms, monolithic and micro-services, docker, system design, object-oriented programming, functional programming, Reactive programming, RESTful APIs, problem-solving, strong programming skills, effective team collaboration, leadership qualities, and full-cycle software development. My Preferred Tools and Technologies are 👇 Backend - Java, JSP, JDBC, Hibernate, Spring-Boot, Spring Data-JPA, Spring-Rest, Spring Batch Frontend - Angular 8, ReactJS, NodeJS, NextJS 14 Databases- MongoDB, SQL, PostgreSQL, SQL Server BPM tool - Flowable and Tibco Distributed System - Kafka, Redis, Zookeeper CI/CD tools - Jenkins, Gitlab, Docker, Kubernetes Cloud - AWS (EC2 instance & S3 bucket, Amplify) and GCP Monitoring tools - Grafana and Telemetry Code quality and vulnerability - Sonar and Checkmarx Other tools - IntelliJ Idea, VS Code, Postman DS & Algo, Monolithic architecture, Micro-services, System Design

Experience

6 yrs 7 mos
Total Experience
1 yr 7 mos
Average Tenure
--
Current Experience

Julius baer

Senior Software Consultant

Oct 2025 – Present · 8 mos · Singapore · Hybrid

FlowableJavaSpring FrameworkMySQLGCPJava Software Development

Crédit agricole cib

2 roles

Senior Full Stack Engineer

Feb 2025 – Oct 2025 · 8 mos · Hybrid

  • Roles and Responsibilities:
  • Led the strategic migration of our team’s CI/CD infrastructure from Jenkins to GitLab CI, driving improved efficiency, reliability, and visibility across the development lifecycle. Collaborated with cross-functional teams to standardize pipelines, optimize workflows, and enable faster, more consistent releases.
  • Implemented and delivered the Country-by-Country (CBC) Reporting feature to enhance regulatory compliance and transparency. Automated data aggregation and reporting across multiple jurisdictions, ensuring accurate submission to tax authorities in line with global BEPS requirements.
  • Independently implemented and maintained multiple Spring Batch job logics to support complex data processing requirements, ensuring performance, scalability, and reliability.
  • Worked extensively on monolithic architecture-based applications, contributing to feature enhancements, bug fixes, and system optimization.
  • Developed user interfaces to facilitate counterpart classification and automate reporting processes, improving data accuracy and reducing manual intervention across multiple business entities.
  • Collaborated with cross-functional teams to gather requirements, design solutions, and deliver production-ready code aligned with business needs and technical best practices.
  • Conducted thorough testing and validation of batch jobs and UI components, ensuring high-quality deliverables and minimal production issues.
Back-End Web DevelopmentFull-Stack DevelopmentJava Software DevelopmentSpring MVCSpring Framework

Java Developer

Feb 2023 – Feb 2025 · 2 yrs · Hybrid

  • Roles and Responsibilities:
  • Designed and implemented a robust batch processing application using Java to consume Kafka event streams, retrieve related files from AWS S3 based on event payloads, and update corresponding database entities, ensuring high performance and reliability.
  • Led the migration of key business processes from TIBCO to Flowable (Java-based BPM tool), including PoC development, integration planning, and implementation, resulting in improved workflow automation and maintainability.
  • Developed a dynamic web interface using Angular for Flowable Admin, enabling intuitive management of Flowable workflows. Integrated the Angular frontend with a Java backend via JSP to support seamless deployment and unified routing.
  • Built RESTful APIs in Java to expose compliance status, with full infrastructure setup including GitLab CI/CD pipelines, Kubernetes deployments, and API onboarding to TSDL, ensuring high availability and scalability.
  • Proposed and implemented a custom API to eliminate manual dependencies in internal processes, significantly boosting team productivity and reducing operational overhead.
  • Collaborated closely with DevOps, QA, and frontend teams to ensure end-to-end delivery of Java-based solutions that meet both functional and non-functional requirements.
JenkinsData StructuresProblem SolvingSpring Data JpaFull-Stack DevelopmentSpring MVC+18

Flipkart

Software Development Engineer

Mar 2021 – Nov 2022 · 1 yr 8 mos · India · Hybrid

  • Roles and Responsibilities:
  • Implemented Redis caching for the authorization (authz) API, leading to a one-third reduction in Requests Per Second (RPS) and significantly improving system performance.
  • Designed low-level architecture (LLD) for the migration of authz from version 2 to 3 and introduced flow tagging mechanisms to optimize infrastructure selection.
  • Managed DNS onboarding for various databases and data stores, ensuring reliable and scalable network communication within the system.
  • Led production deployments and acted as a key driver in resolving critical customer issues, ensuring minimal downtime and high service availability.
  • Contributed to Big Billion Day (BBD) readiness, preparing multiple applications, databases, and storage systems to handle peak traffic and load conditions.
  • Developed user interfaces for GTL (Goods Transfer List) and IWIT (Inter-Warehouse Inventory Transfer) workflows, improving visibility and efficiency in warehouse operations.
  • Owned and executed the Alertz migration project, successfully transitioning alert mechanisms from legacy platforms across the warehouse infrastructure.
  • Created and maintained a Single Page Dashboard to monitor application hygiene and operational metrics across warehouse systems, enabling quick diagnostics and preventive actions.
  • Performed end-to-end testing of the Grocery F-Quick infrastructure, ensuring readiness for production deployment and business-critical functionality.
  • Acted as the point of contact (POC) for Zookeeper infrastructure, handling maintenance, incident resolution, and coordination across dependent services.
Problem SolvingNode.jsFull-Stack DevelopmentBack-End Web DevelopmentIntegrated Development EnvironmentsFront-End Development+10

Orinko

Software Developer(SDE)

Feb 2020 – Feb 2021 · 1 yr · Bengaluru, Karnataka

  • Cuberootz is a product based company which is working in the organic farming domain. Here, My roles & responsibilities are to design and develop the systems which are required to run the product smoothly. Below are the project details on which I had worked on :-
  • Developed Return Management System from scratch.
  • Designed and developed the website and traceability page for the end users where end users can scan the packet and get all the relevant data related to the particular product.
  • Developed invoice management system which is responsible for the calculating the gross amount, net
  • amount, discount, price etc, and generating multi-sku invoice and managing the cash collected by the vendor.
  • Worked on Supply-Chain Management where we have the facility to find the capacity of each of the
  • vendor and create order accordingly, upscale and downscale.
  • Designed and developed the notification engine where we have to control to send the notification to the end users for different events like order creation, order packed, invoice creation, order delivered etc.
  • Designed and developed the cloud farm observation which is responsible for the analytics based on the data filled by the agriculture experts.
Problem SolvingFull-Stack DevelopmentBack-End Web DevelopmentCommunicationIntegrated Development EnvironmentsFront-End Development+8

Mindteck

Member Of Technical Staff

Nov 2018 – Feb 2020 · 1 yr 3 mos · Bangalore

  • I had started my career journey from Mindteck India Limited. It's a great journey. In this company, Initially, we had soft skills and IT fundamental Training. After that, I was a part of EMS (Employee Management System). The project's main aim is to utilize the employee into other projects with their corresponding skill sets who are on the bench, Instead of hiring other employees and firing existing employees. Here my main role and responsibilities are to develop the APIs and frontend with the given requirement. This was a three-month project.
  • After the completion of the above project, I was a part of the sales-dashboard team. This project is mainly for the sales team where the salesperson has to put all the data like where they went for the lead? The cold call happened or not? Presentation to the client is completed or not? etc. With the details filled by the salesperson higher management can make the decisions. In this project, my main role was to take the excel data and process the data according to business logic and represent the final result into a graphical representation.
Problem SolvingFull-Stack DevelopmentBack-End Web DevelopmentCommunicationFront-End DevelopmentMicrosoft Visual Studio Code+5

Ssk infotech pvt ltd

Intern

Aug 2017 – Oct 2017 · 2 mos · Hyderabad, Telangana, India

  • I did my internship from SSK Infotech Pvt. Ltd. as an intern, we have developed a project named "Online Mutual Co-Interaction for the Alumni of the College". This project was aimed at developing an application for the Mutual Co-Interaction for the Alumni of the College. The objective of this application is to allow old and new students of a University or College to communicate with each other. The application allows students to know about their batchmates and seniors and their current activities. This application was a role-based application where it has three roles. One is super admin, who can add colleges, examination notification, and many more university-related stuffs. Second is the college admin who will approve the students of their respective colleges and can post news related to their college which will be visible to their respective college students. And the third is the student/alumni role who can see all the events details on the college and university level and can filter students based on region, batch codes etc.
CommunicationDatabase Management System (DBMS)EnglishComputer Science

Education

Muzaffarpur Institute of Technology

Bachelor's — Information Technology

Jan 2014 – Jan 2018

Maharaja College, Ara

Higher Secondary School — Science (PCM)

Jan 2011 – Jan 2013

Crescent Convent School

Senior Secondary School

Jan 2008 – Jan 2011

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