mihail999
Blockchain Developer
Versatile software engineer, blockchain developer, and certified cloud consultant with a proven track record in designing secure decentralized systems, implementing large-scale serverless architectures, and mentoring teams. Led the development of a decentralized KYC solution on Ethereum, built scalable infrastructure using AWS and Terraform, and contributed key features to Assassin’s Creed Valhalla DLC under tight production constraints. Known for technical leadership, clear communication, and a commitment to continuous learning and innovation.
Experience: 4 years
Yearly salary: $70,000
Hourly rate: $35
Nationality: 🇧🇬 Bulgaria
Residency: 🇧🇬 Bulgaria
Experience
Mentor
LimeAcademy 2023 - 2024
Delivered hands-on blockchain education to over 50 students, increasing course pass rates by 25% through an improved curriculum and one-on-one mentoring. Designed and taught in-depth modules on Hyperledger, Ethereum, cryptographic principles, and consensus algorithms, enhancing participant project quality by 30%. Assessed and provided feedback on final blockchain projects, contributing to a 95% graduate employment rate in blockchain roles.
Blockchain Developer
LimeChain 2022 - 2024
Created a custom ERC-20 token and smart contract that facilitated over $2M in simulated commodity transactions, deployed on a decentralized exchange (DEX) via AWS infrastructure. Authored a blockchain-based supply chain protocol white paper, later used to secure a strategic partnership with an enterprise logistics provider. Deployed two high-availability decentralized exchanges using AWS and Docker, reducing hosting costs by 40% through serverless optimization. Built a full-stack Web3 platform integrating Node.js and React, which achieved over 90% test coverage and supported 10K+ simulated user transactions. Delivered a PostgreSQL-backed back-end API with Web3 and Inverse.js, handling real-time trade data with millisecond latency. Developed .NET SDKs with automated testing suites, decreasing bug incidence by 60% in QA pipelines. Engineered an algorithmic trading engine in Python, simulating 500+ trades/day with configurable plug-in logic and trigger systems. Designed and deployed a CI/CD pipeline using GitHub Actions and AWS Serverless Framework, cutting deployment time by 70% and increasing release frequency to biweekly.
Gameplay Programmer
Ubisoft 2020 - 2022
Enabled real-time rendering across a 40-node Unreal Engine cluster, powering a dome simulation viewed by 10,000+ live attendees. Built a dynamic music engine, blending 5+ musical layers based on in-game states, increasing player immersion and audio engagement by 45%. Designed and implemented a rule-based AI bot that completed QA playthroughs 5x faster than manual testing. Collaborated on visual feature implementation with art teams, improving asset deployment speed by 20%. Integrated AI-driven NPCs with customizable dialogue and interactive environments, enhancing user engagement in final DLC content by 35%.
Skills
agile
amazon
api
aws
backend
blockchain
c-sharp
cassandra
ci-cd
cosmos
crypto
css
dapp
decentralize
defi
devops
docker
dot-net
ethereum
fintech
firebase
front-end
full-stack
gcp
git
golang
grafana
graphql
hardhat
haskell
hyperledger-fabric
integration
java
javascript
jira
linux
macos
microsoft
mongo
nestjs
nextjs
nft
node
nosql
perl
php
postgres
python
rabbitmq
react
react-native
rust
scrum
security
serverless
smart-contract
solidity
sql
tailwind
terraform
tezos
tokenization
tokenomics
truffle
typescript
visual-basic
vue
web3
web3js
english