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Hi, I’m Edgar Buchek, a Senior Full Stack Engineer with 10 years of experience building scalable web platforms, AI-powered applications, and cloud-native systems using React, Next.js, Node.js, FastAPI, Django, Java, and Spring Boot. I’ve led architecture decisions and delivered end-to-end solutions across frontend, backend, and data layers, deploying in AWS, Azure, and containerized environments. My work blends strong technical foundations with a focus on maintainability, performance, and user value. I excel at mentoring cross-functional teams, integrating AI/LLM capabilities into product features, and driving performance and scalability improvements. I’m comfortable working across time zones in Agile settings, contributing to both startup and enterprise initiatives, and delivering robust experiences for users and operators.…Hi, I’m Edgar Buchek, a Senior Full Stack Engineer with 10 years of experience building scalable web platforms, AI-powered applications, and cloud-native systems using React, Next.js, Node.js, FastAPI, Django, Java, and Spring Boot. I’ve led architecture decisions and delivered end-to-end solutions across frontend, backend, and data layers, deploying in AWS, Azure, and containerized environments. My work blends strong technical foundations with a focus on maintainability, performance, and user value. I excel at mentoring cross-functional teams, integrating AI/LLM capabilities into product features, and driving performance and scalability improvements. I’m comfortable working across time zones in Agile settings, contributing to both startup and enterprise initiatives, and delivering robust experiences for users and operators.

Edgar Buchek

Full Stack Developer, Web Developer, Back-End Developer, +2

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Hi, I’m Edgar Buchek, a Senior Full Stack Engineer with 10 years of experience building scalable web platforms, AI-powered applications, and cloud-native systems using React, Next.js, Node.js, FastAPI, Django, Java, and Spring Boot. I’ve led architecture decisions and delivered end-to-end solutions across frontend, backend, and data layers, deploying in AWS, Azure, and containerized environments. My work blends strong technical foundations with a focus on maintainability, performance, and user value. I excel at mentoring cross-functional teams, integrating AI/LLM capabilities into product features, and driving performance and scalability improvements. I’m comfortable working across time zones in Agile settings, contributing to both startup and enterprise initiatives, and delivering robust experiences for users and operators.…Hi, I’m Edgar Buchek, a Senior Full Stack Engineer with 10 years of experience building scalable web platforms, AI-powered applications, and cloud-native systems using React, Next.js, Node.js, FastAPI, Django, Java, and Spring Boot. I’ve led architecture decisions and delivered end-to-end solutions across frontend, backend, and data layers, deploying in AWS, Azure, and containerized environments. My work blends strong technical foundations with a focus on maintainability, performance, and user value. I excel at mentoring cross-functional teams, integrating AI/LLM capabilities into product features, and driving performance and scalability improvements. I’m comfortable working across time zones in Agile settings, contributing to both startup and enterprise initiatives, and delivering robust experiences for users and operators.

Available to hire

Hi, I’m Edgar Buchek, a Senior Full Stack Engineer with 10 years of experience building scalable web platforms, AI-powered applications, and cloud-native systems using React, Next.js, Node.js, FastAPI, Django, Java, and Spring Boot. I’ve led architecture decisions and delivered end-to-end solutions across frontend, backend, and data layers, deploying in AWS, Azure, and containerized environments. My work blends strong technical foundations with a focus on maintainability, performance, and user value.

I excel at mentoring cross-functional teams, integrating AI/LLM capabilities into product features, and driving performance and scalability improvements. I’m comfortable working across time zones in Agile settings, contributing to both startup and enterprise initiatives, and delivering robust experiences for users and operators.

Skills

Experience Level

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Work Experience

Senior Full Stack Engineer at Digicode

July 1, 2022 - January 1, 2026

Developed scalable backend services with Node.js and NestJS for a health care application, implementing secure REST APIs, role-based access control, and optimized data flows that improved response reliability for high-volume patient and provider operations. Integrated LLM (OpenAI) into a backend system for an AI agent health care app using FastAPI, reducing manual work by 40%. Led architecture decisions and collaborated with cross-functional teams to drive end-to-end delivery.

Senior Full Stack Engineer at Rare Crew

November 1, 2020 - June 1, 2022

Researched, debugged, and improved legacy Angular-based systems, ensuring the stability and functionality of enterprise-level software used by over 1,000 clients. Implemented Azure cloud services to optimize app deployment and reduce downtime; improved system uptime by 99.9%.

Web Developer at Software Planet Group

October 1, 2016 - June 1, 2018

Built and optimized a social platform with Angular, ensuring a seamless and engaging UI/UX experience that led to a 30% increase in user retention within the first six months. Transformed design mocks into responsive web pages using React, decreasing design-to-development time by 40%.

Backend Developer at Cherkasy, Ukraine (Remote)

July 1, 2018 - October 1, 2020

Developed backend services with Node.js and Express.js for a time-tracking SaaS product, implementing attendance and reporting workflows that improved data processing efficiency and reduced manual administrative effort by 25%.