Open To Work
John Patrick Ryan Mandal
V. Rama Avenue, Guadalupe
Summary
Software engineer with extensive experience in frontend development using React and Next.js. Led a significant UI overhaul that improved user satisfaction and engagement. Skilled in technical documentation and critical thinking, excelling in fast-paced environments to deliver effective solutions that enhance workflows and product reliability.
Overview
3
3
years of professional experience
Work History
Software Engineer
Winedrops
London
08.2025 - 11.2025
- Accelerated product iteration: Delivered and shipped features across three Next.js web applications in a high-paced startup environment, enabling faster releases and improved user engagement.
- Enhanced user experience: Led a major UI overhaul on React Native mobile apps, improving usability, visual consistency, and cross-device performance, which boosted user satisfaction and retention.
- Improved product reliability: Investigated and resolved customer support escalations and user-reported issues, reducing downtime and maintaining high operational stability.
Software Engineer
Alliance Software Inc.
Sumilon Road
07.2023 - 08.2025
- Modernized legacy systems: Upgraded Angular applications and rebuilt a .NET API into a scalable Node.js + Express service, improving performance, maintainability, and development speed.
- Delivered multi-project support: Managed and supported multiple airline web app projects simultaneously, ensuring smooth booking engine operations and minimizing system downtime.
- Strengthened system security: Applied fixes based on CheckmarX and Qualys findings, reducing vulnerabilities and safeguarding production environments.
- Facilitated modernization efforts: Migrated an Angular master page from SharePoint 2016 to SharePoint Online and created HLD/LLD documentation, enabling future-proof system architecture and smoother team onboarding.
- Built features end-to-end: Designed, developed, and shipped several web app features from scratch, taking ownership from requirements to deployment, which improved user workflows and reduced manual processes.
Intern
Sprobe Inc.
Cebu Business Park
06.2022 - 08.2022
- FullStack Development: Helped build an internal application from the ground up, implementing requested features for the company
- Technical Documentation: Provided technical documentations such as Entity Relationship Diagram (ERD), HLD and LLD for said application.
- Https://patrick.dev
Education
Bachelor of Science - Computer Engineering
Cebu Institute of TechnologyUniversity
Cebu City01.2023
Senior High School -
Bantayan Science High School
Bantayan, Cebu01.2018
Skills
- Frontend development (React, Angular, Nextjs, React Native, TypeScript, JavaScript, Nuxtjs, Nodejs)
- Backend development (Nestjs, Expressjs, NET, Prisma, PostgreSQL, MySQL)
- API integration
- Systems modernization
- UX/UI design
- Technical documentation
- Quality assurance
- Workflow optimization
- Written communication
- Decision-making
- Critical thinking
Work Preference
Job Search Status
Open to workWork Type
Full TimePart TimeLocation Preference
RemoteSalary Range
₱45000/yr - ₱200000/yrTimeline
Software Engineer
Winedrops
08.2025 - 11.2025
Software Engineer
Alliance Software Inc.
07.2023 - 08.2025
Intern
Sprobe Inc.
06.2022 - 08.2022
Bachelor of Science - Computer Engineering
Cebu Institute of TechnologyUniversity
Senior High School -
Bantayan Science High School