Stack Developer Front-End

Serhii Minkovskyi

SENIOR FULL STACK DEVELOPER & PYTHON EXPERT

Kyiv, Kyiv City, Ukraine *********@*******.***

Summary

As a seasoned Full Stack Developer with a specialization in Python, I bring over 6+ years of comprehensive experience in designing, developing, and maintaining dynamic web applications. My expertise spans across both front-end and back-end technologies, enabling me to deliver robust and scalable solutions tailored to meet diverse business needs. Key Skills:

• Front-End Development: JavaScript, TypeScript, ReactJS, Next.js, AngularJS, VueJS, Flutter, React Native

• Back-End Development: Python/Django/Flask, PHP/Laravel, Node.js, Express.js, Nest.js, Ruby on Rails, C#, Java. Strong skills in RESTful API development and integration

• Database Management: MySQL, PostgreSQL, MongoDB, Timescale, MSSQL, SSRS

• DevOps: Docker, Kubernetes, CI/CD

• Cloud Services: AWS, Azure, Google Cloud Platform

• Version Control: GitLab, GitHub, BitBucket

Professional Highlights:

• Project Leadership: Led multiple full-stack projects from conception to deployment, ensuring high quality and timely delivery.

• Team Collaboration: Worked closely with cross-functional teams, including designers, product managers, and other developers, to create cohesive and user-friendly applications.

• Problem-Solving: Known for excellent problem-solving skills and the ability to quickly adapt to new technologies and frameworks.

• Mentorship: Actively mentored junior developers, fostering a collaborative and growth-oriented team environment.

With a passion for coding and a commitment to continuous learning, I stay updated with the latest industry trends and best practices to deliver cutting-edge solutions. My goal is to leverage my skills and experience to drive innovation and success in every project I undertake. Experience

Self-Employed Working as a Freelancer Python Expert June 2022 – Ongoing

• Developed a Comprehensive Trading Application:

Utilizing Python and FastAPI, I engineered a trading application backed by Timescale. The application was containerized with Docker and leveraged GitLab CI/CD pipelines for seamless deployment and integration.

• Full-Stack Website Development:

I provided extensive website development services using JavaScript, TypeScript, Python, and Node.js. My work encompassed building websites from scratch and enhancing existing ones to improve functionality and user experience.

• Complex Web Application Development:

I developed and maintained a sophisticated web application using Python, Django, and associated technologies. This project achieved a 25% increase in user engagement and boosted revenue by 20% in its first year.

• Expert in Container Management:

Proficient in managing containers with Docker, I wrote Dockerfiles, set up automated builds on Docker Hub, and installed and configured Kubernetes for orchestration.

• Web Scraping Expertise:

Successfully executed web scraping tasks utilizing both Python and Node libraries to extract large datasets from various web sources, meeting specific client requirements efficiently. In Python, I've leveraged powerful libraries such as BeautifulSoup, Scrapy, and Selenium to scrape dynamic content, handle complex HTML structures, and interact with JavaScript-heavy websites.

In addition to Python, I'm proficient in using Node.js libraries like Cheerio and Puppeteer.

• Innovative Frontend and Backend Development:

Leveraged Laravel, Tailwind CSS, and Ajax (Axios) to create responsive and innovative designs, including forms, headers, footers, news articles, and landing pages. I also addressed and resolved both backend and frontend bugs, ensuring seamless functionality. Regularly updated client websites, keeping them current with the latest technologies and design trends. This ensured websites remained secure, ran smoothly, and provided optimal user experience.

• Backend Task Management:

Handled various backend tasks such as database integration, API integration, and server management using Node.js, Python, PHP, C# and Ruby on Rails, ensuring robust and scalable solutions.

Working freelance allowed me to develop not only my technical skills but also my ability to manage multiple projects at once, understand client requirements, and ensure timely project delivery. It was a remarkable opportunity for growth and development in numerous ways. Frenchy Digital L.L.C. Senior Full Stack Developer Nov 2020 – May 2022

• Developed one of the first NFT art & collectibles platforms built on the Ethereum blockchain

(Solidity smart contracts) and Web3 integration.

• Developed and maintained applications using Ruby on Rails, employing its conventions and MVC architecture to deliver efficient and maintainable code. Improved application performance and user satisfaction by 40% through thoughtful design and robust backend development.

• Created Docker files and shell scripts for easy deployment and automation.

• Utilized Nest.js to develop server-side applications ensuring fast performance and responsiveness to requests from the front-end.

• Contributed to front-end development projects using React and Next.js, crafting interactive and dynamic user interfaces with a focus on usability and performance.

• Managed complex databases using PostgreSQL, designing, and implementing efficient database structures to optimize data storage and retrieval operations.

• Developed and maintained cross-platform mobile applications using Flutter, ensuring high performance and consistent behavior across iOS and Android devices.

• Worked in a cross-functional team environment, following Agile methodologies for iterative and incremental development, which improved team productivity and project visibility.

• Used version control systems (Git) for source code management and collaboration with other team members.

• Used React.js, Next.js, Flutter, Web3.js, TypeScript, Node.js, Nest.js, PHP/Laravel, Ruby on Rails, Blockchain, Ethereum, Smart Contracts, Solidity, Cryptocurrency, MetaMask, AWS, Cloudflare, S3, PostgreSQL

ZXSCRIPT Backend Developer Feb 2019 – Sep 2020

• Utilized TypeScript for frontend development tasks, ensuring type safety, improved code maintainability, and enhanced developer productivity. Worked with modern frontend frameworks like React and Angular for building interactive user interfaces.

• Contributed to Python development projects, leveraging its strengths in backend development, data processing, and scripting tasks. Utilized frameworks like Django and FastAPI for rapid development and scalability.

• Worked on PHP development, primarily focusing on backend solutions using frameworks like Laravel. Developed scalable and robust backend systems for web applications, incorporating features such as authentication, API integrations, and database management.

• Managed data handling and optimization tasks utilizing PostgreSQL and MySQL databases, ensuring data integrity, security, and efficient retrieval.

• Integrated Rust into existing systems to enhance performance and security. Developed several high-performance modules, leveraging Rust’s memory safety and concurrency features to improve overall application efficiency.

• Developed and maintained a high-traffic e-commerce platform using Java Spring Boot, ensuring the system’s robustness and availability.

• Contributed to the development of a robust enterprise-level web application using ASP.NET Core, enhancing the system’s scalability and performance.

• Designed and implemented complex business logic and algorithms to support various features, such as payment processing and order management.

• Developed and maintained a web application using modern technologies such as React, Node.js, and MongoDB, resulting in a 40% increase in customer base and a 25% improvement in system reliability.

• Used React.js, Redux, Angular, Styled Components, TypeScript, Node.js, PHP/Laravel, Python/Django/FastAPI, Rust, Java, C#, PostgreSQL, MySQL, MongoDB, AWS Stxtch.co Junior Web Developer Aug 2017– Dec 2018

• Leveraged frameworks such as React.js and Vue.js to build interactive UI components, resulted in increasing user experience and engagement by 15 %.

• Utilized Tailwind CSS to craft visually appealing and customized user interfaces, enhancing the overall user experience and usability of web applications.

• Developed efficient and reusable server-side logic using Node.js, building modules and services that optimized backend performance and functionality.

• Managed and optimized MySQL databases, handling data migration, transformation, and scripting tasks to maintain data integrity and enhance database performance.

• Precisely identified and addressed website performance issues leading to an improvement in load times and overall user experience.

• Collaborated efficiently with the team members, leveraging my problem-solving skills and knowledge of agile methodologies.

• Conducted thorough reviews of Python code, running troubleshooting test cases, and addressing bug issues to maintain code quality.

• Maintained the versions using GIT and sending the release notes for each release.

• Used React.js, Next.js, Redux, Vue.js, TypeScript, Tailwind CSS, Node.js, Express.js, Python, MySQL, Git

Education

National Technical University of Ukraine Kyiv Polytechnic Institute September 2013 – June 2017 Bachelor’s Degree of Computer Science

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