sangatdas

Software Engineering Manager

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Hi, I'm Sangat Das. I'm a highly enthusiastic and talented Web3 developer looking for the next opportunity. I would love to help your company continue to thrive and grow. I can be reached by the email mentioned in my bio. I’d welcome the opportunity to speak with you if you feel I’d be a strong candidate for any position in your organization. Looking forward to speaking with you!


EDUCATION:
Bachelor of Engineering in Computer Engineering from Savitribai Phule Pune University, Pune, May 2015 - May 2019 | GPA: 9.12 / 10
EXPERIENCE:

  1. Software Engineering Manager  (Blockchain) | Community Gaming Inc. | Remote | May 2021 - December 2021 | April 2022 - Present: Currently working as a Software Engineering Manager, building a team in India from scratch to work on some new exciting features to be integrated with our platform in the future. 
    • Experience in developing GraphQL APIs using SpringBoot and Kotlin.
    • Experience in writing and working with Solidity-based Smart Contracts. 
    • Experience in working with the NoSQL database MongoDB. 
    • Experience working with Kafka messaging service. Experience in using Kubernetes. 
    • Experience in developing Typescript & Nodejs-based microservice for listening to blockchain events.
  2. Crypto Developer | Schur Flexibles | Vienna | Jan 2022 - March 2022: Worked as a crypto developer and contributed to building the underlying Blockchain infrastructure Planetmint for Digital Packaging Initiative.
    • Experience working with Python
    • Experience working with MongoDB and BigchainDB
    • Experience working with Flask
    • Experience in writing unit test cases using Pytest
    • Experience working with Docker and Docker Compose
    • Experience working with Travis CI 
    • Experience working with Tendermint protocol
  3. Software Developer | Barclays | Pune | July 2019 - April 2021: I was part of Middleware Technical Services (L3) and part of the Operational Datastore team. 
    • Experience in writing REST APIs using SpringBoot and Spring MVC.
    • Experience working with Java based applications.
    • Experience in working with NoSQL database MongoDB.
    • Experience in working with SQL Database (MySQL, Oracle).
    • Experience in working with OpenShift V3


ACHIEVEMENTS

  • Declared as one of the winners of the Biconomy Prize pool at ETHIndia Hackathon 2022
  • Authored and published a research paper (https://ieeexplore.ieee.org/document/9484187) in IEEE Xplore in 2021.
  • Awarded the 2nd Runner up position in Conduent Blockchain Hackathon 2019.
  • Awarded the 1st position in Smart India Hackathon 2019 for the problem statement “Human Activity Recognition using DVS Camera” given by Samsung R&D.
  • Awarded the 1st position in the National Level Project Competition “Impetus and Concepts 2019” organized by the Pune Institute of Computer Technology in the Blockchain domain.

SKILLS

  • Programming Languages - Kotlin,  Java, Solidity, Cadence (Flow), Typescript, Javascript, Node.js, Python
  • Tools / Frameworks - Spring Boot, Express, React.js, Redux, Next.js, Apollo GraphQL, REST APIs, Material-UI, Bootstrap, TDD, BDD
  • Blockchains - Ethereum, Polygon, Binance, Ronin, Flow
  • Blockchain Technologies - web3.js, ethers.js, truffle, hardhat, ganache, geth, openzeppelin, openGSN,  ERC20, ERC721, ERC1155 standards
  • DevOps - Kubernetes, Docker, Maven, Gradle, Jenkins, CircleCI, Github Actions, Git (Github, Bitbucket)
  • Messaging Queues - Apache Kafka
  • Databases - ​ Worked with​ MongoDB, MySQL, Postgresql
  • Cloud Technologies - ​ AWS (AWS Certified Cloud Practitioner), Openshift, Heroku
  • Operating Systems - Comfortable working with both Linux and Windows environments.

PROJECTS

  • Decentralized Peer Review System (https://github.com/roninx991/decentralised-publishing)(Web3, Truffle, Geth, Node.js, React, Express, JavaScript, MongoDB, IPFS, Solidity): Built an award-winning decentralized app and marketplace to democratize the way research papers are peer-reviewed and reward the reviewers and researchers in ERC20 tokens. 
  • Geth Composer (https://github.com/roninx991/geth-composer) (Web3, Geth, Node.js, React, Redux, Express, JavaScript): Built a simple tool to easily navigate a Geth node and get information related to existing accounts, lock/unlock accounts, transactions, blocks etc.
  • Placement Prediction System(​https://github.com/roninx991/Placement-Prediction-System​) (Python, Machine Learning)An application to predict the chances of college students to get job offers at companies based on their skills, academic scores, and other factors.

LANGUAGES - Fluent in English in a professional capacity (C1).

Experience: 4 years

Yearly salary: $90,000

Hourly rate: $60

Nationality: 🇮🇳 India

Residency: 🇮🇳 India

Experience

Full Stack Developer
Coinsub Inc.
2025 - 2026
● Building a payment gateway to process USD stablecoin payments and subscriptions, now running at a $100M+ annualized processing volume. ● Redesigned batch payment processing, cutting third-party processor and network fees by up to 90%. ● Informally mentor 1-2 engineers and partner directly with founders, the product team, and external merchants, contributing feedback and revenue-generating feature ideas.
Crypto Developer
adapa Holding GesmbH
2022 - 2022
● Contributed to Planetmint, the underlying blockchain infrastructure for the Digital Packaging Initiative, designed to cut counterfeiting-related losses on high-value products by up to 80%, through applied research and prototyping. ● Presented blockchain concepts and product feasibility to executive/business stakeholders and cross-functional packaging teams, supporting informed technology-adoption decisions.
Head of Engineering
Community Gaming Inc.
2021 - 2023
● Progressed from Lead Software Engineer to Engineering Manager to Head of Engineering: built and led a 7-person engineering team in India from the ground up, owning hiring, mentoring, and delivery for a platform serving 30,000+ monthly active users. ● Drove reliability and process improvements that lifted platform uptime by 30% and cut production incidents by up to 25%. ● Served as the primary India-side point of contact for executive leadership, product/design, and US/HQ engineering counterparts, aligning roadmap and delivery across time zones. ● Provided crisis leadership through a senior leadership transition, renegotiated service contracts, and helped with employee transition negotiations to contractors to save costs. ● Laid the foundation for the prediction-market public SDK by provisioning endpoints and providing documentation to relevant stakeholders. ● Built and maintained the in-house blockchain indexer and introduced the architecture design that helped reduce the time to onboard a new chain by up to 80%, along with smart contract development and design. ● Developed and designed the questing and airdrop system, which could handle requests of up to 200,000/day and the registration questions system, handling 1000s of questions and answers from teams and players during active tournaments.
Software Developer
Barclays Bank PLC
2019 - 2021
● Middleware Technical Services (L3), Operational Datastore team: migrated backend services for critical applications (Barclays Mobile App, Retail Online Banking) to modern Java versions, including security updates to middleware and lower-level packages. ● Built REST APIs with Spring Framework to modernize legacy banking services. ● Drove remediation of Veracode-flagged vulnerabilities in close coordination with compliance/security teams, cutting the vulnerability count by ~80%.

Skills

backend
java
javascript
kotlin
node
python
typescript
web3
golang
english
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