mjohansen
Web3 And Backend Engineer
Web3 and backend engineer with 4+ years of professional experience and 2.5 years building decentralized financial applications. Hands-on with smart contract development and review in Solidity, cross-chain bridge integration using Axelar, and blockchain interaction via ethers.js (v5/v6). Strong proficiency in TypeScript, React, and Node.js with production experience deploying cloud-hosted services on AWS. Comfortable working independently in fast-paced, remote startup environments.
Experience: 4 years
Yearly salary: $80,000
Hourly rate: $60
Nationality: 🇩🇰 Denmark
Residency: 🇩🇰 Denmark
Experience
Full-Stack Developer
Linear Finance (via Omnipotent Analytics) 2024 - 2025
Developed full-stack features for a DeFi application using TypeScript and React. Integrated blockchain and GraphQL data sources into frontend interfaces for real-time on-chain data. Delivered responsive, data-driven UI components serving live financial data.
Software Developer / Consultant
twoday IT Minds 2022 - 2024
Consultant across multiple government and enterprise engagements. Performed a complete IT infrastructure assessment for a client, identifying inefficiencies and recommending changes that reduced costs by 50%. Integration Developer for a large enterprise client (under NDA), delivering system integration solutions. DevOps Engineer for STAR (Danish national employment and recruitment IT agency), supporting all Danish government agencies. Built and maintained Azure CI/CD pipelines for deploying government-facing frontend applications. Developed monitoring and logging infrastructure using the ELK stack (Elasticsearch, Logstash, Kibana). Streamlined deployment and test processes, reducing overhead costs by 30%.
Teaching Assistant
DTU – Technical University of Denmark 2021 - 2021
Assisted in teaching Development Methods for IT Systems and Complex Systems and DevOps to undergraduate engineering students.
Skills
aws
backend
c-sharp
front-end
full-stack
java
linux
microsoft
nextjs
react
typescript
node
english