# Sachin K. > Staff Software Engineer | Retail | FinTech Location: Lathrop, California, United States Profile: https://flows.cv/sachink Professional Summary Expertise in Java, J2EE, Spring, Oracle, Mongo, and Agile with 16+ years of experience. Experience in Retail, Warehouse Management, Order Management, Supply Chain Management, Banking, Finance, Micro Loan, Personal Financial Budgeting Successfully Executed multiple roles - Project Lead, Sr. Tech Lead, Senior Consultant, Performance Engineer, Ideal Engineer (Dev + QA + Dev-Ops), DevOps Engineer, Senior Java Consultant. Technical Skill Databases: Mongo DB, Oracle, PostgreSQL, MySQL, Microsoft SQL Server, Azure SQL Server, Snowflake, Apache Ignite Spring: Spring Boot, Core, MVC, Spring Data, Spring JPA, Spring Integration, Security, etc. Concepts: OOP, Multi-Threading, Design Patterns, Cache, SOA, MVC, Test Driven Programing, Micro Services, Unit Testing, OOAD, XML Parsing, Web Socket, Product Engineering, Product Development, Analytical Skills, Algorithms, Problem Solving skills. Framework: Hibernate (3), Graph-QL, Apache Ignite, Web services (SOAP-Axis), Data Bricks, XSLT, J-Unit, JMeter, Jenkins, Sonar, New Relic, Tibco, EMS, Play Framework. IDE, Tools & VMS: Eclipse, IntelliJ, ANT, Gradle Git, SVN, CVS, Linux, Mac, Windows, Bash Script Development Methodologies: Scrum, Agile Methodology, Business Driven Development (BDD), Test-Driven Development (TDD), Pair Programming, Extreme Programming, Waterfall, CI/CD ## Work Experience ### Staff Engineer @ Walmart Global Tech Jan 2023 – Present | San Francisco Bay Area ### Staff Engineer @ BetterCloud Jan 2022 – Jan 2023 ### Technical Lead III @ Nisum Jan 2021 – Jan 2022 | Pleasanton, California, United States Store Mobility, Accu-Manage (Store Performance and Monitoring) – Tech Lead Domain: Retail, Store, Fulfillment Technology: Java 8, J2EE, Spring, Apache Ignite, Graph-QL, Data Bricks, Spark, ETL, Azure SQL Server, Snowflake. Overview: Enable Daily planning, exception handling, pulse metrics reporting, and customer order handoffs. Developed Graph-QL Queries/API, Data bricks jobs to pull delta changes from Order Management System, Store, Empower, Snowflake - DB Warehouse, which are used for aggregation and Reports generation as a response of Graph-QL Queries output. ### Project Lead @ Nisum Jan 2017 – Jan 2021 | San Francisco Bay Area Supply Chain Management (RI, Logistics, CCLO) - Tech Lead Domain: Retail, Ecom, Warehouse Technology: Java, J2EE, Oracle, Spring, Hibernate, Mongo DB, Restful services, Cucumber, J-unit, JVM Ruby, Gradle, Jenkins, JMeter, RabbitMQ, Cucumber, J-unit, JVM Ruby, New Relic, PCF Cloud Overview: As part of Retail and Supply Chain Management worked on Order Fulfillment Engine, Logistics, Custom Docs generation, Warehouse Management, and Assortment tool to manage assortments across the globe to support Design, Production, Item, and PO Creation. plan, organize, build, and strategize around current and upcoming assortments. Splitting monolithic apps into microservices and making them cloud-native. Warehouse Management System – Flexible Foundation –Tech Lead Domain: Retail, Warehouse Technology: Java, J2EE, Oracle, Spring, Tibco, Hibernate, Restful services, J-unit, JVM Ruby, JBoss Overview: - Flex (Flexible Foundation Services) is a Macys Warehouse Management, a platform which is used to manage distribution centers and help to execute facility operations smoothly including inventory management, item integration, order fulfillment, packaging, return to vendor, WMS Inbound and WMS Outbound. This is replacing external Legacy Warehouse Management applications by syncing with Legacy applications and Flex and providing a smooth transition to business on Flex. ### Project Lead @ Nisum Jan 2015 – Jan 2017 | Santiago Province, Chile - Working as a Project Lead, Successfully handled 6+ projects at a time with approx 40+ total team size. Engage with senior-level business leaders to deliver projects successfully and in time, Recruiting, training, and mentoring team members on Agile and technicals to prepare upcoming & current project needs. - Good technology hands-on experience always ready to get hands dirty, mentor teams, and understand their pains and requirements. Working with teams and individuals on Software architecture, designs, and reviews. - Coaching and Helping teams to follow agile practices like BDD, TDD, Refactoring, Extreme Programming, Pair Programming, etc. Managing the successful delivery of projects by planning, coordinating, and leading the activities across the full delivery lifecycle - Experienced technical leader, whilst being highly technical and hands-on capable, leaded development projects across predominantly Java, Spring, Agile, Oracle & no-sql-based technologies. Responsible for career planning and development for staff, fostering open communications within and among teams, Staying abreast of industry trends and best practices Guide and direct Leads, Senior dev, DevOps, QA engineers, and technical specialists - Coding, Unit Testing, Code Review, Leading the team by providing technical/business solutions wherever required. - Able to handle 100+ members in absence of the Delivery Manager for the approx couple of months, with expected quality and without any impact. Including resource requisition, reporting to higher management, and starting with resource interviews to all the projects delivered from the Chile branch. ### Senior Team Lead @ Nisum Jan 2014 – Jan 2015 ### Team Lead @ Nisum Jan 2013 – Jan 2014 ### Team Lead @ Nisum Jan 2012 – Jan 2013 ### Design Lead @ Nihilent Technologies Inc Jan 2010 – Jan 2012 Project: Micro Finance – Mobile Banking (Easy paisa ) Technology: Java, J2EE, Oracle, Spring, Hibernate, J-unit Domain: Finance, Banking Overview: Worked on Project related to Micro FinTech Service - Mobile-based banking application, which enables the delivery of mobile financial services to unbanked and under-banked consumers around the world, including person-to-person payments, airtime top-up, bill payment, and branchless banking services ### Senior Consultant @ qsource global consulting pvt ltd Jan 2009 – Jan 2010 | Mumbai, Maharashtra, India Pension Transmission Program – Senior Consultant Domain: Insurance Technology: Java, J2EE, Oracle, Spring, Hibernate, J-unit Overview: PTP is a Web-based developed in Java, Web services, and SOA architecture. Also developed transformation layer to the interaction between CAM (Siebel) and Mainframe (Legacy system). Used Java, J2EE, Web services, Unix, XML, XSLT, WSDL, XML Spy. ### Senior Software Engineer @ Finicity, a Mastercard Company Jan 2006 – Jan 2009 Personal budgeting products: A personal budgeting system that helps customers look to the future and plan to spend accordingly. Also worked on multiple internal applications like the Aggregation Engine platform, site profiling, developed frameworks to achieve security, modules to help production support teams, payment processing, billing, etc. ## Education ### Engineer's Degree in Computer Science Government Engineering College, Aurangabad ### Bachelor of Engineering - BE in Computer Science Government College of Engineering Aurangabad ### Bachelor of Engineering - BE in Computer sciense and engineering Dr. Babasaheb Ambedkar Marathwada University (BAMU), Aurangabad ## Contact & Social - LinkedIn: https://linkedin.com/in/sachin-kolpuke --- Source: https://flows.cv/sachink JSON Resume: https://flows.cv/sachink/resume.json Last updated: 2026-04-12