I'm a hands-on software engineer with extensive experience building full-stack solutions across fintech, Web3, and enterprise platforms. I thrive in remote and contract settings, delivering scalable backend, rich frontend, and cloud-native infrastructure. I enjoy collaborating with cross-functional teams to solve complex problems and bring robust, well-tested products to life. I continuously explore new technologies and best practices, always aiming to improve performance, reliability, and developer experience. My motivation comes from building tools that empower users and partners, from NFT marketplaces to multi-tenant compliance platforms for financial services.

Stevan Pataki

I'm a hands-on software engineer with extensive experience building full-stack solutions across fintech, Web3, and enterprise platforms. I thrive in remote and contract settings, delivering scalable backend, rich frontend, and cloud-native infrastructure. I enjoy collaborating with cross-functional teams to solve complex problems and bring robust, well-tested products to life. I continuously explore new technologies and best practices, always aiming to improve performance, reliability, and developer experience. My motivation comes from building tools that empower users and partners, from NFT marketplaces to multi-tenant compliance platforms for financial services.

Available to hire

I’m a hands-on software engineer with extensive experience building full-stack solutions across fintech, Web3, and enterprise platforms. I thrive in remote and contract settings, delivering scalable backend, rich frontend, and cloud-native infrastructure. I enjoy collaborating with cross-functional teams to solve complex problems and bring robust, well-tested products to life.

I continuously explore new technologies and best practices, always aiming to improve performance, reliability, and developer experience. My motivation comes from building tools that empower users and partners, from NFT marketplaces to multi-tenant compliance platforms for financial services.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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Language

Serbian
Fluent
English
Advanced

Work Experience

Full Stack Software Engineer at Cense
April 1, 2025 - Present
Full-stack software engineer on a multi-tenant banking/AML compliance platform. Built importers and parsers to translate chain-specific transactions into our internal standard; integrated multiple new CEX/chain platforms; developed chain-smart-contract indexers and a health-check snapshot system for importer health. Implemented a streaming document upload component and backend streaming/file upload to support compliant cases. Added unit/integration tests and contributed to architecture and feature work across the platform.
Full Stack Software Engineer at BEAM Ex Merit Circle
April 1, 2024 - April 1, 2025
Full-stack engineer for a Web3 gaming/DAO project. Implemented backend features for NFT marketplace, tokenomics and governance tooling; developed API endpoints and improved platform performance; contributed to on-chain indexing and data syncing; optimized Lambda functions and overall architecture.
Full Stack Software Engineer at Bytex Inc
October 1, 2023 - May 1, 2024
Full-stack engineer for ISP management software. Built 22 microservices and backend APIs in TypeScript/Node.js; designed and integrated with PostgreSQL/MongoDB, RabbitMQ, and Docker; set up monitoring with Sentry and Grafana; collaborated with frontend teams using React/Next.js.
Full-Stack Software Engineer at Share IT Ltd
June 1, 2019 - November 1, 2019
In-office role for a large US-based organization. Worked on an internal app used by ~50,000 employees; built iOS/Android/Web apps with React Native and React.js, PostgreSQL, REST; containerized with Docker; deployed with Azure DevOps; developed two internal apps and performed ongoing maintenance and improvements.
Software Engineer at Vega IT
November 1, 2019 - October 1, 2023
Solana Dex data indexer and NFT marketplace focus. Built indexing solutions for NFT/meta-data across Ethereum, Polygon and Avalanche networks using Node.js/NestJS, GraphQL, Redis and Docker; created APIs and data ingestion pipelines; optimized indexing to improve performance by about 60%; collaborated closely with solution architect on project setup and research.
Developer at Kolosek IT
June 1, 2018 - June 1, 2019
Junior role on iOS/Android/Web apps using React Native, React.js, PostgreSQL, REST, Heroku, Redis and Docker. Maintained and implemented features, connected apps with back-end APIs, and contributed to internal and external apps.
Full Stack Software Engineer at Kolosek IT
June 1, 2018 - June 1, 2019
Maintained iOS/Android/Web apps built with React Native, React.js, and Node.js. Fixed bugs, implemented new features, and contributed to backend and frontend modules. Worked in a remote setup and collaborated with cross-functional teams to deliver stable releases.
Full Stack Software Engineer at Share IT Ltd
June 1, 2019 - November 1, 2019
In-office/remote project delivering internal apps for a large US-based organization. Initially monolithic, later scoped for broader internal use with Node.js and React-based frontends, and database interactions. Collaborated directly with end clients to refine requirements and implement features.
Full Stack Software Engineer at Vega IT
November 1, 2019 - October 1, 2023
Solana Dex – Solana data indexer and multi-chain NFT/DAO tooling. Served as the first backend developer on the project, working closely with the solution architect on initial setup, exploratory research, and architecture. Developed an indexing module for Ethereum, Polygon, and Solana networks, indexing NFT data and contract data (IPFS storage solutions). Implemented transaction listner/module (WebSocket), user module (digital signature authorization), and notification module (WebSockets, AWS SNS, AWS SES). Enhanced Algolia indexing for NFT collections and contracts, and improved performance with a ~60% speedup in NFT indexing. Coordinated backend tasks and API endpoints for frontend consumption.

Education

Software Engineering at Singidunum University
January 1, 2018 - January 1, 2022
Bachelor's Degree in Software Engineering at Singidunum University
January 1, 2018 - January 1, 2022

Qualifications

English FCE — B2 Level
January 11, 2030 - February 23, 2026
English CE — C1 Level
January 11, 2030 - February 23, 2026
English FCE — B2 Level
January 11, 2030 - February 23, 2026
English CE — C1 Level
January 11, 2030 - February 23, 2026

Industry Experience

Software & Internet, Gaming, Financial Services, Professional Services, Media & Entertainment