Olivia Lim

iOS Technical Lead | Mobile Platform Engineer | Senior iOS Engineer | Staff iOS Engineer
New York, US | www.linkedin.com/in/oliviajlim | github.com/oliviajlim | gethiringfunnel.com/u/olivia-lim
Target roles: iOS Technical Lead | Mobile Platform Engineer | Senior iOS Engineer | Staff iOS Engineer
With 8 years of iOS development experience across high-growth consumer apps, Olivia has evolved from apprentice to senior engineer leading technical migrations and shipping major features. She combines strong engineering fundamentals with a collaborative, design-conscious approach and commitment to accessibility and inclusive workplace practices.
Selected Impact Highlights
Crash-free rate achievement: Maintained 98%-99.5% crash-free rate on consumer-facing app
Moda Operandi DAU growth: Increased daily active users from 400 to 2,300 in one year through UX enhancements
SNKRS Pass feature development: Shipped complex in-app reservation system with advanced anti-fraud protection
UIKit to SwiftUI migration: Led complete core views modernization improving codebase efficiency
Core Professional Competencies
Superpowers: Modern iOS architecture (SwiftUI, Combine, Swift Package Manager), Large-scale app migrations and technical modernization, Building accessible, user-focused consumer experiences at scale, Cross-functional collaboration with design and product teams, Performance optimization and crash-free rate improvement.
Role fit: Engineering Manager (Senior, adjacent), iOS Engineer (Senior, primary), Mobile Engineer (Senior, primary), Full-Stack Mobile Developer (Senior, secondary).
Selected Work & Outcomes
Candidate Kit / HiringFunnel
CANDIDATE CONVERSION KIT

Olivia Lim

iOS Technical Lead · Mobile Platform Engineer · Senior iOS Engineer
Candidate thesis

With 8 years of iOS development experience across high-growth consumer apps, Olivia has evolved from apprentice to senior engineer leading technical migrations and shipping major features. She combines strong engineering fundamentals with a collaborative, design-conscious approach and commitment to accessibility and inclusive workplace practices.

Routing destination

Route to iOS Technical Lead, Mobile Platform Engineer, Senior iOS Engineer teams building high-throughput services in the candidate's core stack.

98%-99.5%
Crash-free rate achievement
400→2,300
Moda Operandi DAU growth
4
documented proof points
4
best-fit target roles
MARKET PLACEMENT SNAPSHOT

Where this candidate belongs

Page 3
Primary lane

Modern iOS architecture (SwiftUI, Combine, Swift Package Manager). Large-scale app migrations and technical modernization. Building accessible, user-focused consumer experiences at scale. Cross-functional collaboration with design and product teams.

Strong adjacent lanes

Engineering Manager, iOS Engineer, Mobile Engineer, Full-Stack Mobile Developer.

Work model

On-site. Based in New York, US.

Compensation positioning

Targeting $170K+. Currently: Senior Software Engineer.

Fastest close path

Recruiter screen → hiring-manager review → technical conversation around Crash-free rate achievement, Moda Operandi DAU growth, SNKRS Pass feature development.

Best-fit roles
iOS Technical LeadMobile Platform EngineerSenior iOS EngineerStaff iOS Engineer
Industry bridge logic

Olivia's work in Engineering Manager, iOS Engineer, Mobile Engineer translates directly into adjacent domains with similar architecture, scale, and reliability needs.

Employer-facing guardrails
  • Primary production depth is the candidate's core stack. Other tooling framed as ramp/adjacent unless proven.
  • Leadership framing is technical leadership (mentorship, code review, architectural direction). Formal people-management should be validated per role.
  • Additional interests are personal/research at present, not production claim.
Proof Dossier / Evidence before assertion
PROOF SECTION

Proof is organized by system, not by claim.

The next pages convert the resume into a reusable proof index: production systems, platform architecture, org-wide pattern ownership, and technical leadership.

Systems & Frameworks4
CCrash-free rate achievementMaintained 98%-99.5% crash-free rate on consumer-facing app
MModa Operandi DAU growthIncreased daily active users from 400 to 2,300 in one year through UX enhancements
SSNKRS Pass feature developmentShipped complex in-app reservation system with advanced anti-fraud protection
UUIKit to SwiftUI migrationLed complete core views modernization improving codebase efficiency
Powered by Olivia Lim at current role > modern ios architecture (swiftui, combine, swift package manager) > large-scale app migrations and technical modernization > building accessible, user-focused consumer experiences at scale > cross-functional collaboration with design and product teams
MASTER PROOF INDEX

Master Proof Matrix

Page 5

This reusable proof index maps common senior/staff engineering requirements to candidate proof. Role-specific addenda extend — not replace — this base matrix.

Crash-free rate achievement
High

Requirement: Deliver on crash-free rate achievement at production scale.

Proof: Maintained 98%-99.5% crash-free rate on consumer-facing app

Fit: direct
Moda Operandi DAU growth
High

Requirement: Deliver on moda operandi dau growth at production scale.

Proof: Increased daily active users from 400 to 2,300 in one year through UX enhancements

Fit: direct
SNKRS Pass feature development
High

Requirement: Deliver on snkrs pass feature development at production scale.

Proof: Shipped complex in-app reservation system with advanced anti-fraud protection

Fit: direct
UIKit to SwiftUI migration
High

Requirement: Deliver on uikit to swiftui migration at production scale.

Proof: Led complete core views modernization improving codebase efficiency

Fit: direct
Modern iOS architecture (SwiftUI, Combine, Swift Package Manager)
High

Requirement: Ship work that requires modern ios architecture (swiftui, combine, swift package manager).

Proof: Demonstrated at prior roles.

Fit: direct
Large-scale app migrations and technical modernization
High

Requirement: Ship work that requires large-scale app migrations and technical modernization.

Proof: Demonstrated at prior roles.

Fit: direct
CANDIDATE DOCUMENTATION

Technical Proof Catalog

Page 6
CRASHF
Crash-free rate achievement

Maintained 98%-99.5% crash-free rate on consumer-facing app

MODAU
Moda Operandi DAU growth

Increased daily active users from 400 to 2,300 in one year through UX enhancements

SNKRSP
SNKRS Pass feature development

Shipped complex in-app reservation system with advanced anti-fraud protection

UIKSUI
UIKit to SwiftUI migration

Led complete core views modernization improving codebase efficiency

EM
Engineering Manager

Senior — role fit: adjacent.

OSE
iOS Engineer

Senior — role fit: primary.

ME
Mobile Engineer

Senior — role fit: primary.

FSMD
Full-Stack Mobile Developer

Senior — role fit: secondary.

PROOF EXHIBITS

Visual Evidence Index

Page 7
GitHub — public engineering surface

github.com/oliviajlim — public repositories, contribution activity, and open source project surfaces.

Portfolio — HiringFunnel

https://gethiringfunnel.com/u/olivia-lim

Hosted candidate portfolio with positioning, proof points, and conversion kit surface for recruiter routing.

LinkedIn — professional network

www.linkedin.com/in/oliviajlim

Professional profile and recruiter connection path.

Personal site

gethiringfunnel.com/u/olivia-lim

Additional portfolio and technical writing surface.

CONTACT AND CALL-TO-ACTION

Contact Olivia Lim

Page 8

Route this candidate now.

This kit is designed to survive internal forwarding. The fastest next step is a recruiter screen, hiring-manager review, referral handoff, or direct call.

Primary fit: iOS Technical Lead, Mobile Platform Engineer, Senior iOS Engineer.

How to reach Olivia
Location: New York, US
Book a call →
Direct outreach is routed via HiringFunnel to protect candidate contact info.
Internal handoff note

Olivia Lim is a New York, US-based iOS Technical Lead. With 8 years of iOS development experience across high-growth consumer apps, Olivia has evolved from apprentice to senior engineer leading technical migrations and shipping major features. She combines strong engineering fundamentals with a collaborative, design-conscious approach and commitment to accessibility and inclusive workplace practices. Best fit: iOS Technical Lead, Mobile Platform Engineer, Senior iOS Engineer.