Experience

Backend Node.js Developer with over 2.5 years of commercial experience in web development, as well as iOS and Android platforms. Skilled in leading backend development projects and collaborating effectively within team environments. Specialized in creating scalable and reliable applications.

*Women's Education Web Platform Development
Contributed to the development of a web platform focused on women's education. Key responsibilities included:
- Developing GraphQL resolvers.
- Crafting RESTful APIs.
- Integrating payment systems such as Wayforpay and Stripe.
- Architecting microservices.
- Implementing segments of the business logic.

*NFT Display Platform for Android TVs
Engaged in the creation of an NFT platform tailored for Android TVs, enabling users to explore and display NFTs. As the sole backend developer, my role encompassed:
- Designing the overall project framework.
- Structuring the database schema.
- Incorporating third-party API services.
- Formulating and executing the core business logic.
- Developing and refining data parsers.
- Crafting and optimizing GraphQL resolvers.
- Facilitating collaboration with Frontend developers and DevOps teams.

*Multimovie IPTV Service for Android TVs
For Multimovie, an IPTV service for Android TVs offering a vast selection of movies and TV series, I served as the principal backend developer and managed two junior backend engineers. My duties involved:
- Establishing the project's foundational architecture.
- Creating a robust database design.
- Integrating external APIs.
- Engineering and managing microservices.
- Devising the business logic.
- Allocating tasks and guiding junior developers.
- Enhancing parsers and their performance.
- Developing and fine-tuning GraphQL resolvers.
- Ensuring seamless interaction with Frontend developers and DevOps personnel.

*Sound-AI Music Mix Generation for iOS
At Sound-AI, a mobile application for iOS that integrates various AI platforms to produce music mixes, I took on the role of the lead backend developer. My responsibilities included:
- Refactoring existing code for improved performance.
- Optimizing database queries.
- Implementing novel business logic features.
- Integrating Apple subscription services.
- Structuring the database architecture.
- Embedding third-party APIs.
- Crafting and enhancing GraphQL resolvers.
- Coordinating with Frontend developers and DevOps to streamline development processes.

Skills

Node.js ES6+ API REST API Expess SQL PostgreSQL ClickHouse Redis Sequelize ORM PgBoss RabbitMQ Apollo GraphQL Server AWS CloudSearch Docker / Docker Compose Microservice architecture Gitlab Linux OOP SOLID

Highlights

- Built the backend for an NFT platform on Android TVs, making it easy for users to view and interact with NFTs.
- Developed and managed a high-performance database for a popular IPTV service, allowing users to stream movies and shows smoothly.
- Led a team to create microservices for a streaming platform, improving reliability and user experience.
- Improved an iOS music app by refining its code and database queries, making it faster and more user-friendly.
- Integrated payment and subscription services into various apps, providing users with secure and convenient transaction options.

Looking for

- modern technologies and architecture
- no legacy code
- no monoliths

Verified candidate

The candidate had at least one successful hire through Djinni.


$2000 / mo

  • Ukraine, Odesa
  • 2.5 years of experience
  • English: Pre-Intermediate
  • Remote work
  • Part-time · $15 per hour
  • Published 18 April 2024
  • Typically replies in: 3 days
  • Response rate 50%