# Marcelin Bharath

> Senior Software Engineer at CrashPlan

Location: San Ramon, California, United States
Profile: https://flows.cv/marcelin

PROFESSIONAL SUMMARY
Software Engineer with more than 10 years of experience developing highly available and scalable SaaS applications.
o      Served a senior engineer building 50+ API's that served the Mobile Front end app. Patented technology using advanced encryption. Design and develop a resource encryption wallet with custodial managed user keys and end to end encryption and sharing of data across the data spectrum. 
o	Experience in SDLC that includes Requirements Analysis, Design, Coding, Testing, Implementation, Maintenance with Agile Methodology.
o	Collaborated with Product Manager, Internal and External Stakeholders, my peers to understand and solve business requirements to retain and win customers
o	Gained tremendous knowledge in both Credit Card payment processing and ACH processing
o	Experience in supporting production system with strong debugging and troubleshooting skills
o	Experience in handling multiple production issues and solving them to restore services independently.
o	Skilled in communicating effectively to both internal and external customers; both oral and written

marcelinbharath@gmail.com
603-233-4862

## Work Experience
### Senior Software Engineer @ CrashPlan
Jan 2023 – Present

### Senior Software Engineer @ Hotpyp
Jan 2019 – Jan 2022 | Walnut Creek, California, United States
•	Performed as a full-stack developer and developed a mobile app and over 50 APIs that served the mobile app with advanced encryption using patented technology.
•	Developed a secure platform that offers customers a wallet solution in the mobile app with custodial-managed user keys to create connections, and share resources, messages, and eCommerce solutions securely using end-to-end encryption.
•	Implemented the messaging solution by integrating with PubNub (publisher/subscriber) application.
•	Developed a web application for administration and customer support with functionalities like dashboards, managing customers, resources, PYPs, pending signups, and billing.
•	Created Docker build-image and pushed it to Azure container registry. I used the Azure app service to deploy a web application based on the docker image.
•	Migrated the platform from Azure to AWS.
•	Implemented test automation framework and developed test cases and tests for all the APIs.

### Senior Software Engineer @ Worldpay
Jan 2014 – Jan 2018 | Greater Boston Area
•	Discover Clearing and Chargeback/Dispute Project
o	Developed applications to generate all the outbound files to clear all merchant transactions and to process inbound files to clear and reconcile monies received by adhering to Discover specifications
o	Built Discover chargeback lifecycle management system, which includes developing applications to process incoming chargebacks, building ability in UI for internal and external customers to manage chargebacks and applications to batch and send all the chargeback responses including documents
•	Developed features in our Front-End system that handles real-time credit card authorization to win Netflix and later modified in way that can be sellable to other merchants
•	Developed an application to bulk tokenize card numbers for merchants whom we won over from different payment processor and to be PCI compliant

### Senior Technical Engineer @ Vantiv
Jan 2011 – Jan 2014 | Greater Boston Area
o	Primary responsibility is to support production, investigate and resolve any production issue that could impact our customers, whether it be real-time payment processing or backend processing like batching, reporting and funding jobs.
o	Supported production by gaining knowledge about our payment system, understanding the code base and any new features that goes into production.

### Software Engineer @ GE Healthcare
Jan 2011 – Jan 2011 | Greater Boston Area
o	Developed APIs in .NET to be consumed by the application to process patient records that are used in hospitals.  This API basically enables Clinical Context Sharing across different clinical applications by following a standard called “Health Level 7 (HL7) Clinical Context Object sharing Workgroup (CCOW)”.

### Programmer Analyst @ United Healthcare
Jan 2005 – Jan 2009
o	Primary responsibilities include support, maintain and enhance production systems primarily developed in Oracle Forms, Visual Basic, Perl and Java.
o	Developed a web application using Java Servlets, JSP and JDBC for our Customer Support department to lookup members, edit their information and finally save/update their information into the database after passing the business logic.
o	Developed a Perl script to automate a manual step in a production process to copies files from one server to another by following the business rules.  This script eliminated manual intervention and saved about 70% of the processing time.


## Education
### Master of Science in Computer Application
Bharathidasan University

### Bachelor of Science in Chemistry
Bharathiar University


## Contact & Social
- LinkedIn: https://linkedin.com/in/marcelin-bharath

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Source: https://flows.cv/marcelin
JSON Resume: https://flows.cv/marcelin/resume.json
Last updated: 2026-04-01