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I am a Backend-Focused Full Stack Engineer with over 10 years of experience in architecting and scaling enterprise-grade backend systems and distributed SaaS platforms. I specialize in designing resilient, high-throughput architectures primarily using Node.js, NestJS, Golang, and Express, and I have strong expertise in microservices, API design, and event-driven systems. I am skilled in leading backend modernization, optimizing data workflows, and implementing cloud-native infrastructure on AWS, GCP, and Azure. I have successfully delivered high-availability real-time applications and driven engineering excellence across multiple sectors including healthcare, logistics, and retail, powering platforms with over 100K concurrent users.…I am a Backend-Focused Full Stack Engineer with over 10 years of experience in architecting and scaling enterprise-grade backend systems and distributed SaaS platforms. I specialize in designing resilient, high-throughput architectures primarily using Node.js, NestJS, Golang, and Express, and I have strong expertise in microservices, API design, and event-driven systems. I am skilled in leading backend modernization, optimizing data workflows, and implementing cloud-native infrastructure on AWS, GCP, and Azure. I have successfully delivered high-availability real-time applications and driven engineering excellence across multiple sectors including healthcare, logistics, and retail, powering platforms with over 100K concurrent users.

Adam Turek

Full Stack Developer, Back-End Developer, Developer, +4

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I am a Backend-Focused Full Stack Engineer with over 10 years of experience in architecting and scaling enterprise-grade backend systems and distributed SaaS platforms. I specialize in designing resilient, high-throughput architectures primarily using Node.js, NestJS, Golang, and Express, and I have strong expertise in microservices, API design, and event-driven systems. I am skilled in leading backend modernization, optimizing data workflows, and implementing cloud-native infrastructure on AWS, GCP, and Azure. I have successfully delivered high-availability real-time applications and driven engineering excellence across multiple sectors including healthcare, logistics, and retail, powering platforms with over 100K concurrent users.…I am a Backend-Focused Full Stack Engineer with over 10 years of experience in architecting and scaling enterprise-grade backend systems and distributed SaaS platforms. I specialize in designing resilient, high-throughput architectures primarily using Node.js, NestJS, Golang, and Express, and I have strong expertise in microservices, API design, and event-driven systems. I am skilled in leading backend modernization, optimizing data workflows, and implementing cloud-native infrastructure on AWS, GCP, and Azure. I have successfully delivered high-availability real-time applications and driven engineering excellence across multiple sectors including healthcare, logistics, and retail, powering platforms with over 100K concurrent users.

Available to hire

I am a Backend-Focused Full Stack Engineer with over 10 years of experience in architecting and scaling enterprise-grade backend systems and distributed SaaS platforms. I specialize in designing resilient, high-throughput architectures primarily using Node.js, NestJS, Golang, and Express, and I have strong expertise in microservices, API design, and event-driven systems.

I am skilled in leading backend modernization, optimizing data workflows, and implementing cloud-native infrastructure on AWS, GCP, and Azure. I have successfully delivered high-availability real-time applications and driven engineering excellence across multiple sectors including healthcare, logistics, and retail, powering platforms with over 100K concurrent users.

Skills

Experience Level

Expert

Expert

Expert

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Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Work Experience

Software Engineer/RPA Lab at RPA Lab

March 1, 2024 - Present

Architected a high-performance backend with NestJS, Node.js, PostgreSQL, and React to power real-time features scaling for 100K+ active users. Reduced API latency by 40% through Redis caching and optimized RESTful/GraphQL APIs. Implemented real-time collaboration with WebSockets and Redis Pub/Sub, improving engagement and cutting sync delays by 70%. Lowered cloud costs by 25% by migrating services to AWS Lambda, S3, and RDS managed by Terraform. Automated CI/CD workflows with GitHub Actions, decreasing deployment cycles by 60%. Built a secure document processing system using AWS Textract, improving parsing accuracy by 35%. Enhanced backend reliability via profiling and SLA analysis, reducing incidents by 50%. Maintained clean code and enforced PR reviews to ensure consistency. Collaborated cross-functionally to integrate feedback and accelerate feature delivery.

Full Stack Engineer at EPAM Systems

February 29, 2024 - September 3, 2025

Migrated monolithic Express.js services to modular NestJS microservices, boosting maintainability and code reusability by 45%. Developed SEO-optimized, high-performance frontends with Next.js serving 50K+ monthly users, increasing organic traffic by 30%. Improved backend throughput by 30% using scalable Golang microservices. Integrated AWS EC2, S3, RDS, and CloudWatch for observability and automated alerting, reducing incident response times by 40%. Designed robust RESTful/GraphQL APIs with 99.9% uptime SLA. Led Docker and Kubernetes orchestration for zero-downtime rollouts, improving deployment reliability by 60%. Automated pipelines with GitLab CI/CD, cutting deployment from hours to under 15 minutes. Mentored six juniors, implemented Agile practices, and enhanced delivery cadence by 20%. Ensured high code quality through Git strategies and pair programming.

Full Stack Developer at Accenture

May 1, 2020 - September 3, 2025

Delivered Next.js frontends and Node.js REST APIs, reducing onboarding time by 40%. Built scalable systems using Express, Docker, and Kubernetes. Led Docker/Kubernetes adoption, decreasing setup time by 70%. Enhanced Azure DevOps pipelines to minimize critical incidents. Authored documentation and tests, accelerating developer onboarding by 50%.

Web Developer at Polcode

April 1, 2016 - September 3, 2025

Rebuilt jQuery UIs with React components, cutting load times by 45%. Refactored Node.js backend with MySQL, boosting API speed by 50%. Documented APIs with Swagger and tested over 100 endpoints with Postman to enhance reliability. Supported staging and QA environments, decreasing test cycles by 15%.

Software Engineer at RPA Lab

March 1, 2024 - Present

Architected a high-performance backend using NestJS, Node.js, PostgreSQL, and React, supporting real-time features for over 100K active users. Improved API latency by 40% with Redis caching and optimized RESTful/GraphQL designs. Developed real-time collaboration tools with WebSockets and Redis Pub/Sub, reducing sync delays by 70%. Reduced cloud infrastructure costs by 25% by migrating services to AWS Lambda, S3, and RDS using Terraform. Automated CI/CD pipelines with GitHub Actions, cutting deployment cycles by 60%. Built a secure AWS Textract-based document processing system, improving parsing accuracy by 35%. Enhanced backend reliability through profiling and SLI/SLA analysis, reducing incidents by 50%. Maintained code quality with Git and PR reviews, and collaborated for feature velocity improvements.

Full Stack Engineer at EPAM Systems

February 29, 2024 - September 3, 2025

Migrated monolithic Express.js services to modular NestJS microservices, boosting maintainability and code reuse by 45%. Developed SEO-optimized Next.js frontend for 50K+ monthly users, increasing organic traffic by 30%. Enhanced backend throughput by 30% via scalable Golang microservices. Integrated AWS services (EC2, S3, RDS, CloudWatch) for observability and security, cutting incident response times by 40%. Designed robust RESTful and GraphQL APIs with 99.9% uptime SLA. Orchestrated Docker and Kubernetes for zero-downtime deployments, improving reliability by 60%. Automated GitLab CI/CD pipelines, reducing deployment time to under 15 minutes. Mentored six junior developers and improved Agile delivery cadence by 20%. Ensured code quality via Git, branching strategies, and pair programming.

Full Stack Developer at Accenture

May 31, 2020 - September 3, 2025

Developed Next.js frontends and Node.js RESTful APIs, reducing onboarding times by 40%. Built scalable systems using Express, Docker, and Kubernetes. Led Docker/Kubernetes adoption, decreasing setup time by 70%. Enhanced Azure DevOps pipelines, limiting critical incidents. Authored documentation and tests that sped developer onboarding by 50%.

Web Developer at Polcode

April 30, 2016 - September 3, 2025

Rebuilt jQuery UIs using React components, cutting load times by 45%. Refactored Node.js backend with MySQL, improving API speed by 50%. Documented APIs using Swagger and tested 100+ endpoints with Postman to ensure reliability. Supported staging and QA environments, reducing test cycles by 15%.

Software Engineer/RPA Lab at Lviv, Ukraine (Remote)

March 1, 2024 - Present

Architected a high-performance backend using NestJS, Node.js, PostgreSQL, and React to support real-time features and scale securely for 100K+ active users. Achieved a 40% API latency reduction through Redis caching and optimized API designs. Implemented real-time collaboration tools via WebSockets and Redis Pub/Sub, enhancing engagement and cutting sync delays by 70%. Reduced cloud infrastructure costs by 25% migrating to AWS Lambda, S3, and RDS with Terraform. Automated CI/CD with GitHub Actions to shorten deployment cycles by 60%. Built a secure, scalable document processing system using AWS Textract, improving parsing accuracy by 35%. Improved backend reliability with profiling and SLA analysis, lowering post-deployment incidents by 50%. Maintained clean codebases with version control and peer reviews while integrating product feedback for faster iterations.

Full Stack Engineer at EPAM Systems, Warsaw, Poland

February 29, 2024 - September 3, 2025

Migrated monolithic Express.js services to modular NestJS microservices, increasing code reusability by 45%. Developed SEO-optimized Next.js frontends serving over 50K monthly users, boosting organic traffic by 30%. Enhanced backend throughput by 30% via scalable Golang microservices. Integrated AWS services (EC2, S3, RDS, CloudWatch) to improve observability and security, reducing incident response times by 40%. Designed robust RESTful and GraphQL APIs with 99.9% uptime SLA. Led Docker and Kubernetes orchestration for zero-downtime deployments, increasing reliability by 60%. Automated delivery pipelines with GitLab CI/CD to reduce deployment time from hours to under 15 minutes. Mentored six junior developers and improved Agile practices, increasing delivery cadence by 20%. Ensured high code quality through branching strategies and pair programming.

Full Stack Developer at Accenture, Warsaw, Poland

May 31, 2020 - September 3, 2025

Delivered Next.js frontends and Node-REST API backends to reduce onboarding by 40%. Built scalable systems using Express, Docker, and Kubernetes. Led Docker/Kubernetes adoption, reducing setup time by 70%. Enhanced Azure DevOps pipelines, limiting critical incidents. Authored documentation and tests, speeding new developer onboarding by 50%.

Web Developer at Polcode, Warsaw, Poland

April 30, 2016 - September 3, 2025

Rebuilt jQuery UIs with React components, cutting load times by 45%. Refactored Node.js backend with MySQL, boosting API speed by 50%. Documented APIs using Swagger and tested over 100 endpoints with Postman for improved reliability. Supported staging and QA environments, reducing test cycles by 15%.