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Berk ErsozBE
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Berk Ersoz

@berkersoz

Full Stack Engineer | React, Next.js, Node.js & TypeScript | Building SaaS Products

Turkey
Message

What I'm looking for

I am looking for a dynamic role that fosters innovation and growth.

A graduate of Dokuz Eylül University, this Computer Engineer possesses strong technical problem-solving skills and an entrepreneurial mindset. He has extensive experience in software and hardware, ranging from autonomous underwater vehicles (ROVs) to rehabilitation robotic systems. He specializes in developing performance-oriented SEO projects using modern web technologies (Next.js, Astro) and creating digital identities from scratch for brands like "The Fade". He currently aims to contribute to global projects as a Full-Stack Developer.

Experience

Work history, roles, and key accomplishments

SE
Current

Freelance Web and Mobile Developer

Self Employed

Jan 2022 - Present (4 years 5 months)

I achieved a 40% increase in organic traffic for local businesses by developing SEO-friendly Next.js/Astro architectures. For an automotive company based in Izmir, I managed their digital transformation process by designing an iOS application that achieved a 99% crash-free rate and high user engagement through regular post-launch updates.

Tuprag logoTU

IT Engineer

Tuprag

Sep 2024 - Apr 2025 (7 months)

To ensure the uninterrupted operation of critical IT infrastructure, I optimized network security protocols, increasing system reliability to 99.9%. Through firewall, VPN, and IDS/IPS configurations, I proactively reduced potential cyber threats by 30% and protected data integrity.

Outlier logoOU

AI Evaluator

Jan 2023 - Jan 2025 (2 years)

I contributed to model training processes by monitoring the logical reasoning and coding capabilities of LLM models with over 95% accuracy. I minimized hallucinations in model responses by analyzing complex technical datasets and managed high-quality data generation in RLHF (Human Feedback Reinforcement Learning) processes.

ME

Computer Engineer

Metayıldız

Jan 2023 - Apr 2023 (3 months)

Implemented software and hardware for a facial recognition system using Python and OpenCV. Developed a robotic glove software to assist users in improving motor skills.

Education

Degrees, certifications, and relevant coursework

Dokuz Eylul University logoDU

Dokuz Eylul University

Bachelor of Engineering, Computer Engineering

2016 - 2025

Grade: 3

Activities and societies: Robotics Club, IEEE

Specialized at robotics, web and mobile development.

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