I am a versatile full-stack software developer with 6+ years of hands-on experience architecting, building, and shipping web and mobile applications across the entire stack, including fintech products. I’m proficient in React, Expo, Next.js, Node.js, Nest.js, and cloud platforms, and I’m equally comfortable owning product strategy, UI/UX design, and DevOps pipelines. I thrive working both independently and in cross-functional teams, delivering high-impact solutions under tight deadlines. I focus on user-centered design, robust architecture, and measurable outcomes, from research and prototyping to production-ready delivery, partner integrations, and regulatory compliance in fintech.

Elie Yammine

I am a versatile full-stack software developer with 6+ years of hands-on experience architecting, building, and shipping web and mobile applications across the entire stack, including fintech products. I’m proficient in React, Expo, Next.js, Node.js, Nest.js, and cloud platforms, and I’m equally comfortable owning product strategy, UI/UX design, and DevOps pipelines. I thrive working both independently and in cross-functional teams, delivering high-impact solutions under tight deadlines. I focus on user-centered design, robust architecture, and measurable outcomes, from research and prototyping to production-ready delivery, partner integrations, and regulatory compliance in fintech.

Available to hire

I am a versatile full-stack software developer with 6+ years of hands-on experience architecting, building, and shipping web and mobile applications across the entire stack, including fintech products. I’m proficient in React, Expo, Next.js, Node.js, Nest.js, and cloud platforms, and I’m equally comfortable owning product strategy, UI/UX design, and DevOps pipelines.

I thrive working both independently and in cross-functional teams, delivering high-impact solutions under tight deadlines. I focus on user-centered design, robust architecture, and measurable outcomes, from research and prototyping to production-ready delivery, partner integrations, and regulatory compliance in fintech.

See more

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
See more

Language

English
Fluent
Arabic
Fluent
French
Intermediate

Work Experience

Product Owner – UI/UX Specialist at Mojo Verse LTD
August 1, 2025 - Present
Bridged product strategy and user experience by collaborating with the development team, contributed to front-end code reviews, and prototyped UI components in React/React Native to accelerate delivery cycles. Led end-to-end product discovery, designed intuitive interfaces based on research, created wireframes and high-fidelity designs in Figma, conducted usability testing and A/B testing to validate decisions, and contributed to fintech platform architecture for wallet, payments, and transaction management. Managed and coordinated third-party integrations with local and international partners, ensuring interoperability and compliance with relevant regulations; led product walkthroughs and live demos for partners and stakeholders.
Quality Assurance Lead at Mojo Verse LTD
August 1, 2024 - August 1, 2025
Designed, developed, and maintained high-quality user interfaces and scalable mobile applications using React Native, TypeScript, and industry best practices. Enforced coding standards, authored reusable component libraries, and built a comprehensive suite of test cases that improved validation efficiency by over 40%. Optimized application performance, security, and usability by profiling and refactoring critical code paths, resolving complex bugs, and implementing performance monitoring solutions. Partnered with cross-functional teams to align technical requirements with business goals; mentored team members and contributed to process improvements.
Freelance Software Developer at Freelance (Remote)
January 1, 2019 - Present
Architected and developed end-to-end web and mobile applications for diverse clients using React, Next.js, Node.js, Nest.js, Flutter, PostgreSQL, and MySQL — handling everything from database design to deployment. Delivered production-ready solutions on time and within budget, managing requirements gathering, system architecture, API development, testing, and cloud deployment.
Software & DevOps Engineer at EndSpace Mena
January 1, 2022 - January 1, 2023
Contributed to full-stack design and implementation of web applications for international clients, including prominent Australian companies; wrote production code in React, Next.js, and Node.js. Built and maintained RESTful APIs with Nest.js, integrated PostgreSQL and MySQL databases, and ensured scalable codebases through code reviews and testing. Deployed and managed AWS and Azure cloud infrastructure, containerized services with Docker, and implemented CI/CD pipelines to improve deployment speed and reliability.
Freelance Visual Designer at Remote
January 1, 2018 - January 1, 2020
Created graphics, logos, and UI/UX designs using Adobe Illustrator and Figma; built responsive front-end prototypes in HTML/CSS/JS for handoff to development teams.
Owner & Store Manager at TheTechShop
January 1, 2018 - January 1, 2021
Managed The Tech Shop, a technology-focused store offering hardware and software services.

Education

Bachelor's Degree in Computer Science at AUL (Arts, Sciences and Technology University in Lebanon)
October 26, 2016 - May 30, 2020
Bachelor's Degree in Computer Science at AUL (Arts, Sciences and Technology University in Lebanon)
January 1, 2016 - January 1, 2020

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Professional Services, Media & Entertainment, Financial Services

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
See more

Hire a Full Stack Developer

We have the best full stack developer experts on Twine. Hire a full stack developer today.