Docker Professional Certificate by Docker Foundation

Software Development [Career Essentials] by Microsoft

Jira Cloud & Agile Project Management

JavaScript Foundations Professional Certificate by Mozilla

Bachelor of Engineering in Chemical Engineering (B.Eng)

• Developed responsive designs using React.js for seamless user experience.
• Integrated frontend applications with 60+ RESTful APIs for efficient data communication.
• Launched React Native app on Google Play & App Store for wider reach.

Frontend Engineer {Previously UnitedUnits}

B2B SaaS Startup in Telecom industry => VOIP, PBX, SIP, Soft phone, etc.
Worked hard on hard things!

Software Engineer

• Maintained and enhanced the web-based PBX dashboard project called Callee, specializing in VOIP technology.
• Implemented new features and functionalities to improve overall system efficiency and reliability.

Frontend Developer

First one to join, wrote the first line of code till the first customer

Lead Engineer

Rebuilt the company’s blog frontend in Next.js, faster loads, better SEO, and a clear boost in engagement.

Contributed to the frontend team for a React Native & PWA (Next.js) app serving 1M+ downloads and 100K MAU, resolving existing critical performance bottlenecks to maximize user satisfaction at scale.

Senior Frontend Developer

• Contributed to an application that achieved over 1,000,000 downloads and 100K daily users.
• Developed and maintained a React Native app and a mobile-first PWA using a Mono Repo codebase.  
• Collaborated with designers, backend developers, and product managers to enhance user experience and optimize performance.

Design Engineer

Know about reza Sadeghzadeh's work experience, education, bootcamps, certifications, and much more. reza Sadeghzadeh