Nehemiah Andrew
@nehemiahandrew
Flutter & Mobile App Developer delivering secure, high-performance cross-platform apps for startups and SMEs.
What I'm looking for
I am a results-driven Flutter and mobile app developer with 2+ years of freelance experience building cross-platform iOS, Android, and web applications. I combine a security-first mindset from my cybersecurity background with strong Flutter expertise to deliver pixel-perfect Material Design UIs, optimized performance, and cost-efficient Firebase architectures.
I have delivered 6+ production apps with 100% client satisfaction and 70% repeat contracts, automated CI/CD pipelines with GitHub Actions and Codemagic, and identified and remediated critical vulnerabilities during a cybersecurity internship. I focus on shipping faster, safer products that scale for startups and SMEs.
Experience
Work history, roles, and key accomplishments
Flutter & Mobile Developer
Nehemiah Technologies
Jan 2023 - Present (3 years 5 months)
Delivered 6+ cross-platform Flutter apps for startups and SMEs, achieving 100% client satisfaction and 70% repeat contracts; reduced client backend costs ~30% via Firebase integrations and improved app load speed 20%+ through performance optimizations.
Cybersecurity Intern
Revenue Mobilization & Fiscal Commission
Mar 2025 - Aug 2025 (5 months)
Conducted vulnerability assessments and penetration testing, identifying 15+ critical risks and mitigating 3 potential data-exposure issues in client apps; improved detection-to-response time by 25% through incident response process enhancements.
Education
Degrees, certifications, and relevant coursework
Bingham University
Bachelor of Science, Cybersecurity
2022 -
Activities and societies: Final-year IoT Security Lab project; relevant coursework in Network Security, Cryptography, Mobile Application Development, Digital Forensics, and IoT Security.
Pursuing a Bachelor of Science in Cybersecurity with coursework in network security, cryptography, mobile application development, digital forensics, and IoT security; final-year project involved simulated penetration testing of IoT devices and documented 15+ vulnerabilities.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Portfolio
nehemiah.is-a.devJob categories
Skills
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