Adisak Jarernpol

Passionate and experienced Engineer Manager (iOS) with 5+ years in mobile development and over 8 years in the financial industry. Skilled in architecture design, team leadership, and delivering scalable, secure, and user-friendly apps. Strong focus on clean code, CI/CD automation, and mentoring engineering teams.

✨ Contact Information

• Mobile: 0850592546
• LinkedIn: Adisak Jarernpol
• Email: daisyfoto.ai@gmail.com

💼 Experience

✅ What I do past 5 years

• Managed, coached, and supported the iOS engineering team
• Led the design and development of large-scale software solutions
• Prioritized tasks and managed timelines to ensure on-time delivery
• Designed and implemented scalable system architecture
• Conducted code reviews and provided technical guidance
• Troubleshot and resolved complex technical issues
• Optimized app performance and maintainability
• Supported career development for team members
• Facilitated knowledge sharing within the team

🌟 Achievements

• Built and scaled an iOS team from the ground up
• Built a high-performing team with fast product delivery
• Ensured no bus factor: all team members capable across codebase
• Achieved 90%+ unit test coverage using Codecov
• Migrated from Xcode groups to buildable folders to support AI tooling
• Maintained UI test coverage for all major features
• Implemented fully automated CI/CD pipeline with sub-30 minute build-to-store time
• Enabled rapid rollback for critical issues
• Maintained zero production app hangs or frozen frames

🏛 Financial Industry Expertise

• Implemented e-KYC and AML compliance systems with Thai banks
• Designed and developed portfolio management tools
• Built offshore mutual fund trading features
• Integrated real-time stock data from US and Thai exchanges
• Led user journey design for top-ranked mutual fund trading app in Thailand

🛠 Technical Skills

• Languages & Frameworks: Swift, Objective-C, SwiftUI, UIKit
• Architecture & Patterns: MVVM, MVP, MVC, Clean Architecture
• CI/CD & Tools: Fastlane, Jenkins, GitHub Actions, Self-hosted CI
• Testing: XCTest, SwiftTesting, XCUITest, Cucumber
• Security: OWASP mobile security guide, Keychain, Secure Enclave
• Realtime & API: REST, WebSockets
• Other: e-KYC, AML, Notification system, Widgets, In-app purchase
• AI/Dev Tools: Cursor integration, MCP for design collaboration
• Blockchain: Converted PancakeSwap SDK to Swift (AvantisSwapSDK)

🧠 Soft Skills

• Strong leadership in Agile environments (Scrum, Kanban)
• Lead sprint planning, retrospectives, and 360° feedback
• Effective mentoring, communication, and problem-solving

🎓 Education

Mahanakorn University of Technology

• Bachelor’s Degree in Computer Engineering (2005 – 2009)

📱 Featured Projects