revinand

Senior Blockchain & Ai Agent Developer

Senior software engineer with 17+ years of experience building high-load backend services, payment systems, blockchain infrastructure, and enterprise AI applications. Delivered 20+ projects at DevLab, covering architecture, implementation, integration, deployment, and production support. Previous experience includes CoinPayments, Airbnb, Iconosquare, MDEX, and Biswap.

Develops services in Go, Rust, C++, Python, and Solidity, with PostgreSQL, Redis, RocksDB, and LevelDB. Works on payment integrations, EVM applications, smart contracts, and tokenization systems that incorporate legal requirements. Projects include MCP Scanner, Agent Commerce Gateway, and RWA tokenization.

Builds autonomous agent workflows with LangGraph and multi-agent orchestration, retrieval pipelines with LangChain and LlamaIndex, and MCP integrations. Implements evaluation, tracing, security guardrails, and cost monitoring with LangSmith and Langfuse.

Deploys and operates services on AWS using Docker, Kubernetes, Terraform, Ansible, Bash, and CI/CD with GitHub Actions and Jenkins. Contributes to NVIDIA NeMo Agent Toolkit, AWS MCP Servers, and Haystack. Active in Ethereum Magicians and a contributor to the ERC-8409 proposal for signed service payment quotes.


Experience: 11 years

Yearly salary: $110,000

Hourly rate: $50

Nationality: 🇷🇸 Serbia

Residency: 🇷🇸 Serbia


Experience

WEB3 FRONTEND DEVELOPER
MDEX
2021 - 2023
Built Web3 interfaces with TypeScript and Ethereum.
BACK-END DEVELOPER
CoinPayments
2019 - 2020
Backend development with Go and Ethereum as core technologies.
WEB3 FRONTEND DEVELOPER
Biswap
2019 - 2021
Development for Web3, using TypeScript and working with ETH infrastructure
BACK-END DEVELOPER
Iconosquare
2018 - 2019
Backend engineering, with Go development and cloud security experience.
LEAD DEVELOPER
Proarise LLC
2015 - 2016
Led web projects using Ruby, Node.js, PHP, and JavaScript.
FRONTEND DEVELOPER
Airbnb
2015 - 2018
Frontend engineering, with TypeScript and CSS among the core skills.
FULL-STACK DEVELOPER
Quantcast
2014 - 2014
Frontend development with TypeScript and React.

Skills

ai
aws
blockchain
docker
golang
javascript
mongo
postgres
rust
solana
typescript
solidity
english