whistledev

Blockchain Fullstack Engineer

 I am an experienced engineer with over 7 years of experience handling all aspects of the development process for high-scale web and mobile applications. My proficiency in diverse industries such as AI, Blockchain, E-commerce, Healthcare, and Education has allowed me to understand my clients' business needs successfully. I have built and managed secure websites and possess comprehensive knowledge of web security. My expertise includes working with Linux command line tools, and I pride myself on writing clean, well-tested, and well-documented code. In addition to this, I have successfully completed projects with tight deadlines in high-stress environments. As a result, I am resourceful, self-motivated, and proactive in ensuring project success. With a pragmatic approach, I handle the front-end to back-end tasks, including hosting, site design, and system administration. I do not shy away from responsibilities and never use phrases like "That's not my job." Throughout my career, I have collaborated with multi-functional teams and have been successful in delivering 40+ projects. 


Experience: 3 years

Yearly salary: $100,000

Hourly rate: $50

Nationality: 🇵🇱 Poland

Residency: 🇵🇱 Poland


Experience

FullStack Blockchain Engineer
Mad Dog Car Club
2020 - 2023
- Created and optimized components using React and Next.js. Cut development speed by 9% - Engaged in DeFi, DApp, DAO projects using web3.js, ethers.js, Smart contract(Solidity, Rust) - Drove best practice implementation for 22 employees across multiple departments. Decreased rework by 23% and costs by 15% - Introduced effective database caching schema. Improved database access rate by 17% - Structured REST-based web services and serverless backend. Increased the user interaction by 30% - Enhanced the Software Quality 15% by fixing the 150 bugs using Express, Django, Laravel, AWS, Docker, Java, C#, .NET
Web3 Full Stack Developer
AltexSoft
2017 - 2020
- Played a key role in the development, improvement, and operation of 7 webbased software using React - Web3 integration and DEX, DApp development using web3.js, ethers.js, React - Gained hands-on expertise in Node, Express, Nest, Java, Python, Django and other back-end frameworks as well as front-end frameworks - Involved in new mock-ups and UI specifications for holiday events and raised 25% more in total sale leads - Upgraded ecommerce web apps to sell products online using Laravel and Wordpress. Expanded company revenue by 58%
FrontEnd Developer
Appear Here
2016 - 2017
- Contributed to agile team as a front end developer - Designed and deployed a fully responsive web user interface for 5 clients using the mobile-first approach. - Used Bootstrap and Material UI to implement UX/UI designs from PSD and Figma files. - Accelerated a custom dashboard that reduced support ticket by 50% - Learned React, Angular, Typescript. Involved in front-end development using React, Redux, Typescript - Completed a mentorship course which helped me to accelerate my learning by 2 times

Skills

bitcoin
ethereum
golang
nextjs
node
python
react
rust
solana
solidity
web3js
english