Tech Lead & Full-Stack Developer · 8 Years Experience

Understand the problem.

Design the solution.

Build it right.

Tech Lead & Full-Stack Developer bridging technical leadership and hands-on development to turn complex ideas into reliable digital products.

Let's work together arrow_forward Explore experience south

Experience contributing to products for global organizations.

Selected Experience

Technical Leadership & Progression

8 years of professional growth from enterprise frontend engineering into hands-on full-stack technical leadership.

Chapter 02 · Senior Full-Stack & Tech Lead 2021 — Present

Marsh

via Halo

Senior Full-Stack Developer & Technical Lead

groups

Leading a cross-functional team of ~10 while staying hands-on with development, architecture, and client collaboration.

Internal Progression

2021 · Full-Stack Developer → 2022 · Technical Lead → Today · Senior Lead

Operating at the intersection of hands-on code and technical direction—balancing day-to-day full-stack implementation with system decisions, client partnership, and team enablement.

architecture 01 / Architecture

Technical Direction & Architecture

Guiding system architecture, sprint breakdowns, and technical tradeoffs.

terminal 02 / Engineering

Hands-on Full-Stack Engineering

Active contributor across frontend and backend systems, performance, and tooling.

handshake 03 / Partnership

Client Partnership & Operations

Direct technical collaboration with enterprise stakeholders and client teams.

school 04 / Mentorship

Mentorship & Team Leadership

Code reviews, pairing, architectural workshops, and engineering standards.

Chapter 01 · Foundation 2019 — 2021

Rockwell Automation

via Globant

Web UI Developer

dns 600+ engineers worldwide

Engineered core web interfaces for industrial automation software within a 600+ developer environment.

Frontend EngineeringCore web interfaces and real-time interaction dashboards.

Design System IntegrationBridging design systems into core application code.

Test AutomationRegression test infrastructure for industrial web suites.

Team TrainingOnboarding and mentoring engineers on frontend conventions.

Technical Ecosystem

Tools & Technologies

Technology should serve the solution, not the other way around.

Frontend

Angular· React· Astro· Next.js· React Native· TypeScript· RxJS· NgRx

Backend & Data

Node.js· NestJS· Strapi· FastAPI· MongoDB· PostgreSQL

Platform & Delivery

Docker· AWS· Vercel· Apigee· Jenkins· GitHub Actions· Rancher· Vault· Developer Portal

Quality, Security & Observability

Cypress· WebDriverIO· JMeter· Datadog· Komodor· SonarQube· Snyk· GitGuardian

AI-Augmented Development

GitHub Copilot· ChatGPT· Claude

Working Philosophy

From first questions to lasting software.

Software succeeds when thoughtful inquiry guides technical execution. An intentional journey connecting understanding, pragmatic architecture, and durable engineering.

Understand

Understand before building.

Good software starts with asking the right questions before writing code. Discovery clarifies real constraints, user needs, and business goals so technical decisions are grounded in purpose.

Design

Build for today without blocking tomorrow.

Architecture should serve the product, not speculative complexity. Delivering working increments early creates real feedback loops while keeping foundations adaptable.

Build

Build something worth putting your name on.

Avoid shortcuts that trade today's convenience for tomorrow's technical debt. The standard is simple: build reliable, maintainable software that teams can stand behind.

Engineering Stories

A couple of problems worth talking about.

Story 01 · Pragmatic Architecture & Simplicity

Making an internal product shareable — without exposing it.

Problem

External prospects needed to interact with an internal enterprise tool, but exposing the live application would require heavy auth, security, and infrastructure overhead.

Solution

Designed a one-click export mechanism that generated a standalone, interactive HTML package. It operated offline with zero API dependencies, reduced confidential data exposure, and allowed custom tailoring in seconds.

Outcome

Consultants gained a tangible leave-behind experience for prospects without exposing internal infrastructure or adding platform complexity.

Architecture abstraction Single-file autonomous artifact extraction

Story 02 · Technical Leadership & System Turnaround

When the problem isn't just the code.

Problem

Stepping in as Technical Lead during a difficult period marked by platform instability, stalled delivery cadence, low team morale, and eroded client confidence.

Approach

Focused on systemic clarity rather than solo fixes: established technical direction, paired hands-on debugging with targeted delegation, took ownership of orphaned operational gaps, and rebuilt transparent dialogue with the client.

Outcome

Restored platform stability and operational headroom, fostered a calmer team cadence, and rebuilt client trust into a lasting advisory partnership.

Systemic Turnaround From fragmentation to architectural cadence

About — Beyond the Work

Beyond the code.

Curiosity, perspective, and the human side of building software.

Curiosity often leads beyond software—into music, guitars, electronics, and taking things apart to understand how they work. Exploring different disciplines provides new perspectives and makes it easier to spot patterns and connect ideas across systems.

At the core, what matters is straightforward: building software that solves problems without creating new ones, working alongside people in a healthy environment, and delivering results clients are genuinely happy with.

Initiate a Conversation

Have a project in mind?

Let's talk about it.

Prefer direct email? mail hello@juanelo.dev Typically responds within 24 hours