Semi-Senior Software Engineer

Gabriel Tlapalamatl López

Full-Stack Developer · Systems Architect

Est. 2022 · Mexico

Building scalable, high-performance systems for Fintech, HR Tech & Enterprise — from Mexico to LATAM and beyond.

4+
Years experience
3
Industries served
40%
SLA time reduced
3
Countries deployed

Semi-Senior Software Engineer with a proven track record delivering scalable web and mobile solutions aligned with business strategy. Expert in clean architecture, performance optimization, and leading cross-functional teams in agile environments. Currently consulting at Positivos S+, serving clients across Fintech, Manufacturing, and HR Tech.

PHP  ★  Laravel  ★  React  ★  Node.js  ★  NestJS  ★  .NET Core  ★  Spring Boot  ★  TypeScript  ★  PostgreSQL  ★  MongoDB  ★  Vue  ★  Angular  ★  Next.js  ★  MySQL  ★  Firebase  ★  Linux  ★  REST APIs  ★  Scrum  ★    PHP  ★  Laravel  ★  React  ★  Node.js  ★  NestJS  ★  .NET Core  ★  Spring Boot
01

Experience

Jan 2022 — Present Remote · Consulting
Positivos S+
Full-Stack Developer (Consultant)

Delivering end-to-end solutions for multiple clients across Fintech, Manufacturing, and HR Tech. Working in distributed teams, adapting quickly to different business domains and technical stacks. Leading and contributing to system modernization, performance optimization, and scalability initiatives across several simultaneous engagements.

FintechManufacturing HR TechFull-Stack System Architecture
Jan 2024 — Dec 2025 Remote · Fintech
Finvivir (Grupo FI)
Web & Mobile Developer

Developed and scaled multiple operational management applications, improving internal workflows and productivity. Modernized legacy systems by implementing best practices, performance optimizations, and scalable patterns. Actively contributed to a formal innovation program, prototyping and delivering digital solutions to explore new business models.

LaravelReact Native Legacy ModernizationInnovation Program
Jul 2023 — Jan 2024 Remote · Enterprise
Goodyear
Web Developer

Participated in the full development of a web application for reference registration. Its design enabled low costs through system portability and adaptability. Performed evolutionary maintenance to continuously add new features aligned with emerging business needs.

Vue.jsREST APIs PortabilityEvolutionary Maintenance
Jul 2023 — Jan 2024 Remote · Fintech
Bradescard
Web Developer

Owned maintenance and continuous improvement of mission-critical self-service and fraud dispute systems. Re-engineered the core application, enhancing third-party integrations and system scalability. Delivered reusable templates that reduced operational SLA times by 40%, directly impacting service efficiency.

Angular.NET Core Fraud Systems–40% SLA API Integration
Jan 2022 — Jul 2023 Remote · HR Tech
Algar Tech (now Positivos S+)
Web Developer

Architected and developed a multinational human resources platform operating across Mexico, Colombia, and Brazil, enabling scalable growth through clean architecture and modular design. Led integration of Telegram-based communication workflows, improving user engagement and operational efficiency. Supported rapid business expansion with robust, maintainable systems.

LaravelReact Clean ArchitectureLATAM Telegram API
02

Tech Stack

Backend
PHPLaravel LivewireNode.js NestJS.NET Core C#Java Spring BootREST APIs
Frontend
ReactNext.js AngularVue.js TypeScriptJavaScript BlazorWebAssembly
Databases
PostgreSQLMySQL MariaDBMongoDB Firebase
Architecture & Process
Clean ArchitectureMicroservices API DesignScrum / Agile ScalabilityPerformance Opt. Legacy Modernization
Platforms & Tools
LinuxWindows Server GitDocker JiraTrello
Soft Skills
Stakeholder Mgmt. Technical Leadership Cross-functional Teams Process Optimization Remote Collaboration
03

Projects

The following projects were delivered as part of professional engagements under confidentiality agreements. They operate within secure corporate networks and are not publicly accessible via external links. Descriptions reflect scope and impact without disclosing proprietary details.
01
Algar Tech / Positivos S+ · HR Tech
Multinational HR Platform

Scalable human resources platform operating across Mexico, Colombia, and Brazil. Built from the ground up with clean architecture and modular design to support rapid multi-country expansion and high user concurrency.

LaravelReact MySQLTelegram API Clean Architecture
🔒
Confidential
Internal Network
02
Bradescard · Fintech
Fraud Dispute & Self-Service System

Mission-critical system for dispute resolution and customer self-service at a major financial institution. Re-engineered the core application and delivered reusable templates that cut operational SLA response times by 40%.

Angular.NET Core SQL Server–40% SLA
🔒
Confidential
Internal Network
03
Finvivir / Grupo FI · Fintech
Fintech Ops Management Suite

Suite of operational management applications for internal workflows, covering process automation, reporting, and user management. Included full legacy system modernization and innovation prototypes exploring new digital business models.

LaravelVue.js React NativePostgreSQL Livewire
🔒
Confidential
Internal Network
04
Goodyear · Enterprise / Manufacturing
Reference Registration Web App

Full-cycle development of a portable, cost-efficient web application for dealer and product reference registration. Designed for low operational costs through adaptability, with evolutionary maintenance supporting emerging business requirements.

Vue.jsNode.js REST APIMySQL
🔒
Confidential
Internal Network
05
Positivos S+ · Multi-client
Multi-tenant SaaS Platform

Modular multi-tenant architecture serving multiple business clients from a shared, configurable codebase. Emphasis on clean separation of concerns, tenant isolation, and flexible per-client business logic configuration.

LaravelLivewire MySQLRedis
🔒
Confidential
Internal Network
06
Positivos S+ · Innovation
Digital Innovation Prototypes

Series of rapid prototypes delivered as part of a formal innovation program at Grupo FI, exploring new digital business models. Covered mobile-first experiences, API integrations, and data-driven workflow automation concepts.

NestJSReact Native TypeScriptFirebase
🔒
Confidential
Internal Network
Clean Architecture  ★  Agile Delivery  ★  API Design  ★  Scalability  ★  Performance  ★  Fintech  ★  HR Tech  ★  Manufacturing  ★  LATAM  ★  Remote-First  ★  System Modernization  ★    Clean Architecture  ★  Agile Delivery  ★  API Design  ★  Scalability
04

Contact

Let's build something great.

Open to remote opportunities, consulting engagements, and interesting technical challenges. Based in Mexico — working globally.

Send Message