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LJ is an accomplished Senior Mobile Engineer with nine years of overall software development experience, specializing in cross-platform and native mobile solutions for over seven years. He brings deep technical expertise in architecting high-traffic consumer mobile products within the financial technology and digital payments sectors. Adept in Flutter, iOS, and full-stack web technologies, he has a solid track record of modularizing large-scale applications, integrating cloud image recognition workflows, and implementing robust automated testing and observability frameworks. His proactive approach to developer tooling, system reliability, and cross-functional team alignment makes him a high-impact contributor for engineering teams building scalable platforms.

Work Experience & Industry Exposure

• Possesses 9 years of professional software development experience, including 7 years focused primarily on mobile architecture and engineering.

• Extensive background in the Financial Technology (FinTech), Digital Banking/E-Wallets, Mobile Software Consulting, and Emerging Tech Startup industries.

• Core experience includes:

  • Engineering and maintaining large-scale consumer e-wallet mobile applications across both Android and iOS environments

  • Developing modular Flutter packages and incrementally integrating hybrid codebases into legacy native systems

  • Full-stack web and backend support utilizing NestJS, Next.js, and Python

  • Designing and integrating AWS cloud services, including image recognition pipelines and custom API layers

  • Cross-functional collaboration with backend engineering and hardware divisions to coordinate data flow, API documentation, and payload security

Career Highlights / Relevant Projects

• Led the modular architecture strategy for a major digital wallet provider by embedding standalone Flutter packages into existing native Android and iOS client apps, standardizing cross-platform feature parity and eliminating duplicate development cycles.

• Engineered an end-to-end cloud image recognition pipeline leveraging AWS and custom Python image extraction scripts for a technology startup, enabling dynamic item scanning and onboarding without requiring client-side mobile app updates.

• Enforced stringent production quality standards by establishing comprehensive unit testing suites, payload encryption protocols for sensitive transactions, Sentry error monitoring, and CloudWatch log auditing.

• Designed and deployed remote feature flags to mitigate production release risks, allowing immediate disabling of unstable features without causing service downtime or business disruption.

Skill Proficiency + Tech / Software Proficiency

• Mobile Platforms & Frameworks: Flutter (6+ years), Native iOS, Native Android, Cross-Platform Architecture

• Full-Stack & Backend Integration: NestJS, Next.js, Python, RESTful APIs, Secure Data Encryption & Decryption

• Cloud & DevOps: AWS (CloudWatch, Cloud Image Recognition Services)

• Monitoring & Production Diagnostics: Sentry, Amazon CloudWatch, Feature Flags, Automated Unit Testing

• Technical Infrastructure & Setup: Operates on an Apple MacBook powered by an Apple M-series processor (14 GB RAM), a primary fiber internet connection, and mobile data backup. Fully amenable to remote monitoring and activity tracking tools.

Work Availability / Schedule Specifics

• Availability: Available for full-time engagements (40 hours/week). Amenable to self-employed BIR 2303 registration and independent contractor requirements.

• Shift Preference: Fully comfortable with night shift schedules aligning with US Pacific Time (PST; approximately 11:00 PM – 8:00 AM Philippine Time) to attend daily standups and engineering syncs.

• Renato has been working for more than 10 years. He has a bachelors degree in Electronics and Communications Engineering and  a licensed ECE engineer. Prior to being a software developer he was employed as a field engineer, sales engineer, country manager and technical manager.
• He is self taught with his programming skills and is always trying to learn new languages/technologies to keep up with the constant change happening in development. He has more than a decade of experience with software systems and has developed applications for PC, web and mobile platforms.He is a full-stack developer able to work on both web and mobile platforms.  
• For frontend development he has equipped himself with using vue.js, nativescript.vue and react native For backend development he is adept in node.js and express.js. His preference for database include postgresSQL, MySQL and firebase.
• Other technologies/languages he has utilized incorporate:
  • Javascript
  • HTML
  • CSS
  • TypeScript
  • Tailwind
  • Primevue
  • Vite.js
  • Flutter
• Some of the systems/applications he developed include the following:
  • Web based inventory management systems
  • Web based customer video archiving
  • API system integration with multiple payment gateways
  • Web based document management systems
  • Web based HR information systems
  • Mobile app for HR (OT and leave app management)
  • Mobile app for medical application 
  • Mobile app for messaging and sms marketing- Mobile app for banking 
  • Mobile app for e-wallets
• With his experience he is a valuable commodity working with a team or on his own.
• He can start ASAP and is amendable in working full time and part time

• Socially-focused, generally empathizes with people, seeing their point of view or understanding their emotions. Positive communication.
• Teaches and shares; generally interested in working collaboratively with others to help out.
• Friendly and service-oriented; drives for the “greater good” rather than individual goals. Promotes teamwork by sharing authority.

A pleasant and extraverted person, Renato is an effective communicator, able to stimulate and motivate others while being aware of and responsive to their needs and concerns. His congenial personality and friendly, interested attitude make them readily approachable. Renato gets along easily with a wide variety of people.

His drive is directed at working with and for others. He derive particular satisfaction from doing things for others, the company, management, the team, and for the company’s customers. Cooperative and willing, this individual can be a particularly effective teacher and communicator of the company’s policies, programs, and systems

• Alan has been in Software Development for over 8 years
• He's more inclined to C# development
• He developed apps and websites from scratch
• He has also developed API using ASP.NET
• He has mobile app projects as well using Flutter - Dart
• He's currently supervising a team of 5 Developers
• Has a background on submission process of application to Play Store
• He does the unit testing to most of his projects 
• He's adept at the following:
  • C# - 8 yrs
  • .NET 
  • ASP.NET Blazor - 1yr
  • Entity Framework - 7yrs
  • MVC
  • Dapper
  • Flutter - Dart
  • MSSQL
  • MySQL
  • SQLite
  • SVN
  • Bitbucket
  • Visual Studio
  • Web API - 5yrs
  • Powershell - Knowledge
• He can start in a month notice for Full time

• Socially informal, extroverted, and outgoing; gets familiar quickly. Communicates in an uninhibited, lively, and adaptable manner, drawing others into the conversation.
• Interested in people, building relationships, and teamwork rather than technical matters. Affable, optimistic, and easily trusting.
• Focused on goals and the people needed to get there, not details or plans; frequently delegates details.

Alan is an outgoing, talkative, very friendly individual, a lively and stimulating communicator. A good mixer who is poised, active and responsive in social situations.

He is a complete extravert; informal and uninhibited in their behavior; understands people well and is capable of using that understanding to gain the friendship and cooperation of others. It is important to this individual to be liked and accepted, and they express himself to individuals or groups with warmth and enthusiasm.  He easily understands and accepts other viewpoints, ideas, and feelings, and can be effective at getting diverse groups to come together and collaborate.

Relatively unconcerned about details and often inclined to consider them unimportant, ge expresses himself in general terms, aimed more at gaining the interest or attention of others than in communicating specific, factual information. His interest in details and specifics which are not crucial to success is, at best, casual. As such, they focus on the “big picture” personal goals, and if appropriate, their colleagues, direct reports, or team. They’re flexible about how they attain these goals, often thinking “out of the box” and collaborating widely to get there.