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I'm Bari Belhadj, a senior full-stack developer, mechatronics engineer, and finance aficionado with over 10 years of experience in web development, including 6+ years in professional roles. I excel at building scalable web apps and SaaS platforms using modern JavaScript frameworks and cloud-ready architectures. I specialize in ecommerce and B2B solutions, have hands-on experience across frontend and backend stacks (React, Angular, TypeScript, Express.js, Node.js, PostgreSQL, MongoDB), and I enjoy turning ideas into polished products. I'm also comfortable with Python, Java, and Spring Boot, and I thrive in fast-paced teams focused on data-driven decisions and measurable impact.…I'm Bari Belhadj, a senior full-stack developer, mechatronics engineer, and finance aficionado with over 10 years of experience in web development, including 6+ years in professional roles. I excel at building scalable web apps and SaaS platforms using modern JavaScript frameworks and cloud-ready architectures. I specialize in ecommerce and B2B solutions, have hands-on experience across frontend and backend stacks (React, Angular, TypeScript, Express.js, Node.js, PostgreSQL, MongoDB), and I enjoy turning ideas into polished products. I'm also comfortable with Python, Java, and Spring Boot, and I thrive in fast-paced teams focused on data-driven decisions and measurable impact.

Bari Belhadj

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

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I'm Bari Belhadj, a senior full-stack developer, mechatronics engineer, and finance aficionado with over 10 years of experience in web development, including 6+ years in professional roles. I excel at building scalable web apps and SaaS platforms using modern JavaScript frameworks and cloud-ready architectures. I specialize in ecommerce and B2B solutions, have hands-on experience across frontend and backend stacks (React, Angular, TypeScript, Express.js, Node.js, PostgreSQL, MongoDB), and I enjoy turning ideas into polished products. I'm also comfortable with Python, Java, and Spring Boot, and I thrive in fast-paced teams focused on data-driven decisions and measurable impact.…I'm Bari Belhadj, a senior full-stack developer, mechatronics engineer, and finance aficionado with over 10 years of experience in web development, including 6+ years in professional roles. I excel at building scalable web apps and SaaS platforms using modern JavaScript frameworks and cloud-ready architectures. I specialize in ecommerce and B2B solutions, have hands-on experience across frontend and backend stacks (React, Angular, TypeScript, Express.js, Node.js, PostgreSQL, MongoDB), and I enjoy turning ideas into polished products. I'm also comfortable with Python, Java, and Spring Boot, and I thrive in fast-paced teams focused on data-driven decisions and measurable impact.

Available to hire

I’m Bari Belhadj, a senior full-stack developer, mechatronics engineer, and finance aficionado with over 10 years of experience in web development, including 6+ years in professional roles. I excel at building scalable web apps and SaaS platforms using modern JavaScript frameworks and cloud-ready architectures.

I specialize in ecommerce and B2B solutions, have hands-on experience across frontend and backend stacks (React, Angular, TypeScript, Express.js, Node.js, PostgreSQL, MongoDB), and I enjoy turning ideas into polished products. I’m also comfortable with Python, Java, and Spring Boot, and I thrive in fast-paced teams focused on data-driven decisions and measurable impact.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Advanced

Work Experience

Senior Software Engineer at Sary

September 1, 2022 - November 24, 2025

Led frontend architecture and design, code reviews, and a reusable design system. Built a scalable B2B HORECA marketplace, developed fleet management and seller portal components, and an analytics dashboard. Implemented product analytics integrations and used feature flags for A/B testing and gradual rollouts. Mentored junior developers and drove overall frontend design and best practices.

Software Engineer at xGallery

August 1, 2022 - August 1, 2022

Developed a multilingual retail e-commerce platform, designed and executed SEO strategy, integrated multiple payment providers, and implemented automated mock-up generation and 3D product visualization. Launched Google Ads & Facebook Ads campaigns with detailed analytics and attribution.

Project Manager at AABA Contracting

June 1, 2019 - June 1, 2019

Led cross-functional teams to deliver projects on time and within budget. Managed contract negotiations, supplier coordination, and risk mitigation. Implemented process improvements that enhanced project efficiency and cost control.

Energy Engineer at AK Solar

February 1, 2018 - February 1, 2018

Designed, installed and commissioned solar energy systems, improving energy efficiency. Conducted technical feasibility studies and provided client consultations. Collaborated with engineering teams on system optimization and troubleshooting.