Ернест

Ernest Prykhodko
Strong Middle Fullstack Developer

Contacts
📍 Dnipro
📞 [відкрити контакти](див. вище в блоці «контактна інформація»)
✉️ [відкрити контакти](див. вище в блоці «контактна інформація»)
💬 Telegram: @ernest2332
🔗 GitHub | LinkedIn

Results-driven Fullstack Developer with experience in building scalable, high-performance web applications. Strong expertise in JavaScript (ES6+), React, and Node.js. Passionate about improving system architecture and creating seamless user experiences. Seeking new challenges in innovative projects.
Skills
Frontend:
• JavaScript (ES5, ES6+),
• React, Redux, Apollo client
• HTML5, CSS3
Backend:
• Node.js (Express.js, Koa.js, Meteor.js)
• Apollo GraphQL
• Docker, AWS (EC2, S3, Lambda, SQS)
Databases:
• MongoDB (Mongoose)
• PostgreSQL (Sequelize)
Other:
• RESTful APIs, WebSockets
• CI/CD, Git, Agile methodologies
AI / LLM Engineering (trainee)
• RAG pipeline development (LangChain, ChromaDB, HuggingFace Embeddings)
• LLM integration (LangChain abstractions, prompt engineering, grounding)
• Vector databases (ChromaDB, similarity search, chunking strategies)
• FastAPI (REST API, async endpoints, file upload)
• Process automation (n8n, webhook workflows)

Work Experience

Unbench – Fullstack Developer (Apr 2023 – Jul 2025)
• Led the complete rebranding and migration of the platform from Kitrum to Unbench.
• Designed and implemented core functionality for the talent-matching system, ensuring efficient candidate-company interactions.
• Developed and optimized backend architecture to handle complex recruitment workflows, including subcontracting, direct hiring, and project matching.
• Enhanced the platform’s UI/UX, making it more intuitive and accessible for recruiters and businesses.
• Integrated multiple third-party APIs, including CRM synchronization with Zoho, to streamline data management and company interactions.
• Built and maintained a dynamic project pool system, allowing recruitment agencies to submit candidates even for closed projects.
• Implemented automated processes for lead transfers, enabling companies to monetize non-relevant requests.
• Improved security and performance by optimizing database queries and server-side operations.

Kitrum – Fullstack Developer (Jan 2022 – Jul 2025)
• Built a platform for company registration and developer hiring.
• Developed backend services with Express.js and MongoDB.
• Implemented authentication, company profiles, and job postings.
• Optimized database queries and improved API performance.

IZI Group – Fullstack Developer (Oct 2020 – Nov 2021)
• Developed a microservice for Facebook ad campaign management and bulk messaging.
• Integrated Facebook API for automated ad distribution.
• Built a platform for 3D room scanning services, handling orders and scheduling.

Uran – Fullstack Developer (Nov 2019 – Feb 2020)
• Developed a marketplace-like platform for legal substances in the U.S.
• Built and maintained backend services using Koa.js.
• Created frontend components and user interfaces with React.

TrendMD – Fullstack Developer (Jan 2017 – Jul 2018)
• Developed an internal CRM application using Meteor and React.
• Optimized performance and improved database efficiency.
• Enhanced internal workflow automation.

Education

National Metallurgical Academy of Ukraine (2009 – 2014)
• Faculty of Computer Systems, Power Industry, and Automation
• Specialist Degree in Automated Management of Technological Processes and Productions

Languages
• English: Intermediate
• Ukrainian: Native
• Russian: Native