Senior iOS · SwiftUI · TCA · AI-augmented

Hello, I'mEsteban Triviño

Senior iOS Developer & Software Engineer

I craft secure, delightful iOS experiences for digital wallets used across Latin America — blending SwiftUI, TCA and an AI-augmented workflow to ship faster without compromising quality.

Get in touch Download CV
9+years in software
5+years iOS-focused
85%+unit test coverage
4+fintech wallets shipped
9:41
Available balance
$ 4.250.000
Lulo Bank•••• 4821
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Secured with Face ID · Combine pipeline

Your Voyage

Mardi Gras Caribbean · 7 nights
3Days at sea
4Ports
6Excursions
Deck plan
Dining
Shore excursions
View itinerary
ThemeManager.shared.apply(.oceanBlue)
STransferFeature.swift Build Succeeded
Swift 6 · TCA 1.x

Interactive demo: pick a contact, type an amount and send — inspired by the Lulo Bank & Izipay wallets I've built.

Profile

Engineering wallets people trust.

Software Engineer with 9 years of total experience in software development and 5 years specialized as an iOS Mobile Developer. Extensive track record in the banking sector building digital wallets for Latin America in Scrum environments. Holds a Master's degree in Software Engineering. Passionate about the latest trends and Artificial Intelligence (Claude Code, GitHub Copilot CLI to plan, refactor, develop and fix features end-to-end), SwiftUI, Combine and multiple architectures (TCA, VIPER, MVVM).

Banking & Fintech Latin America Scrum MS Software Engineering
Languages
Daily work with distributed, English-speaking teams
EnglishB2 · Proficient
SpanishC2 · Native
Colombia · Remote
UTC-5 · Overlaps with US time zones
AI-Augmented Engineering

Claude Code + Copilot CLI.
Faster delivery. Same rigor.

I use AI agents end-to-end — to plan, refactor, build and fix features — while keeping code review discipline and 85%+ unit test coverage as non-negotiables.

~40%
Faster feature delivery
From ticket to merged PR
86%
Test coverage
Sustained 85%+ with AI-generated XCTest suites
-60%
Boilerplate & refactor time
Legacy cleanup, migrations, mocks
2×
Faster bug triage
Root-cause analysis to verified fix
Before vs. with AI
BeforeWith Claude Code / Copilot CLI
Feature lead time10 → 6 days
Refactor & boilerplate8 → 3 hrs / feature
Bug fix turnaround6 → 3 hrs
Unit test coverage70% → 85%+
~/lulo-ios — copilot
Plan Refactor Develop Fix Test 85%+ Human code review

* Approximate figures from my own sprint metrics, comparing work before and after adopting AI-assisted workflows.

Tech Stack

The toolkit behind every release.

Tap any technology to highlight where I used it in my career timeline.

iOS Technologies

Languages

Architecture & Patterns

AI & Dev Tools

Testing

80–85%+
proven Unit Test coverage with XCTest

Spoken Languages

EnglishB2 · Proficient
SpanishC2 · Native
Career History

Shipping at scale, sprint after sprint.

From Oracle back-ends to SwiftUI front-ends for millions of banking users.

Highlighting  · 
Education

Strong foundations, engineered.

Master of Science · MS

Software Engineering

Universidad Americana de Europa
Feb 2020 – Feb 2022Online · Europe
MS
Bachelor of Science · BS

Systems Engineering

Universidad de Cartagena
Feb 2012 – Aug 2019Cartagena, Colombia
BS
Available for Senior iOS / AI Roles

Let's build something
remarkable.

Open to Senior iOS, SwiftUI/TCA and AI-augmented mobile engineering roles — remote or hybrid.

steven.trivinog@hotmail.com LinkedIn GitHub Download CV