Vadym K.
Rising Talent

Experienced Back-End Developer | Expert in Python, Golang, Java

Introduction: 👋 Hello, I’m Vadym Kozak, a seasoned back-end developer with a passion for crafting efficient, scalable, and secure solutions. With a strong foundation in back-end technologies and a proven track record of delivering high-quality applications, I bring a wealth of experience to every project I undertake. My expertise lies in developing robust back-end systems, designing and implementing RESTful APIs, optimizing database performance, and ensuring seamless integration with front-end technologies. I am proficient in a range of programming languages and frameworks, including but not limited to GoLang, Python, Java, Node.js, PHP, Ruby on Rails, Rust, etc. I thrive on tackling complex challenges and am committed to delivering solutions that not only meet but exceed client expectations. Whether it’s building custom web applications, developing e-commerce platforms, or optimizing existing back-end infrastructure, I am dedicated to creating reliable and scalable solutions that empower businesses to thrive in the digital landscape. Key Skills: 💥 Back-End Development 💥 RESTful API Design and Implementation 💥 Database Optimization 💥 Server-Side Scripting 💥 Performance Tuning 💥 Cloud Integration (AWS, Azure, GCP) 💥 Security Best Practices 💥 Microservices Architecture Why Work With Me: I am committed to delivering excellence, and my goal is to exceed your expectations by providing innovative video streaming/chatting solutions that drive engagement and enhance user experiences. I am dedicated to open communication, timely delivery, and continuous support to ensure your project's success. Let's Discuss: Are you looking to elevate your video streaming capabilities? Let's connect to explore how I can help you achieve your vision. I am open to new opportunities and eager to contribute to your next project. Warm regards, Vadym Kozak


  • Python
  • Java
  • Golang
  • Django
  • Flask
  • FastAPI
  • Spring Boot
  • Hibernate
  • PostgreSQL
  • Google Cloud Platform
  • RESTful API
  • Serverless Computing
  • Back-End Development