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Marlon – Typescript, React, Node.js, experts in Lemon.io

Marlon

From Mexico (UTC-6)

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Full-stack Web DeveloperSenior
12 years of commercial experience
AI
Automotive
Cloud computing
Communications
Cybersecurity
Data analytics
E-commerce
Marketplace
CRM
Video streaming software
Lemon.io stats
2
projects done
328
hours worked
1
ongoing project

Marlon – Typescript, React, Node.js

Marlon is a skilled software engineer with seven years of experience specializing in the Node.js/React stack. He has a solid understanding of database internals, indexes, and data structures. Marlon also possesses foundational knowledge of AWS services and demonstrates strong problem-solving skills, particularly in architecture challenges. Marlon’s background includes 4 years as a Tech Lead, though he now prioritizes hands-on development over management-heavy roles. His passion for growth and success in technical assessments demonstrates his readiness to thrive in remote-first environments.

Main technologies
Typescript
5 years
React
5 years
Node.js
8.5 years
AWS
3 years
Next.js
3 years
Vue.js
4 years
Additional skills
.NET Core
MongoDB
SQL
MySQL
Redis
Nuxt.js
React Native
PostgreSQL
REST API
OpenAI
Express.js
Stripe API
Direct hire
Possible
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Experience Highlights

Senior Full-Stack Developer
Sep 2022 - Ongoing2 years 9 months
Project Overview

The company offers comprehensive solutions across AI, legal, and IT data management to help businesses streamline data processes and achieve successful outcomes.

Responsibilities:
  • Developed front-end and back-end features to enhance application functionality;
  • Identified, intercepted, and resolved bugs reported by customer success teams;
  • Integrated AWS integration libraries;
  • Implemented Azure integration libraries for seamless cloud compatibility;
  • Wrote and maintained unit and integration tests to ensure code quality and reliability.
Project Tech stack:
Node.js
Typescript
Redis
MySQL
React
AWS Lambda
Amazon EC2
Senior Software Engineer
Dec 2021 - Dec 20232 years
Project Overview

SaaS marketplace/e-commerce platform for listing event-kind of services and allowing partners a seamless integration with their current listing offers.

Responsibilities:
  • Designed and implemented backend architecture using Node.js, with a strong emphasis on RESTful API security;
  • Established end-to-end protection of the API ecosystem through:
  • Worked on a robust authentication/authorization, including JWT, OAuth 2.0, and role-based access control to securely manage users and platform roles;
  • Implemented secure integration of external APIs using API keys, request validation, and encrypted key storage;
  • Worked on the full enforcement of HTTPS/TLS, secure headers, data encryption, and field-level protection for sensitive customer and transaction data;
  • Implemented rate limiting, throttling, and abuse prevention mechanisms to safeguard platform availability;
  • Centralized logging and monitoring for anomaly detection and incident response;
  • Developed security-first DevOps workflows, embedding vulnerability scanning and API testing into the CI/CD pipeline;
  • Worked on multi-factor authentication and customer identity verification (KYC).
Project Tech stack:
.NET Core
Express.js
MongoDB
MySQL
Redis
WebSocket
React
React Native
Typescript
Stripe API
API Gateway
Tech Lead
Dec 2017 - Aug 20224 years 7 months
Project Overview

This is a Dealer Management System (DMS) designed as a complete solution for the automotive industry.

Incorporates (amongst others):

  • CRM;
  • Inventory;
  • Call Center System;
  • Widget System.
Responsibilities:
  • Mentored team members in the tech stack and software delivery processes;
  • Designed the initial system architecture;
  • Developed the initial software version;
  • Implemented comprehensive unit tests and integration tests;
  • Managed the end-to-end delivery process for a small team of 4 members.
Project Tech stack:
Node.js
Typescript
.NET Core
React
Vue.js
Next.js
Nuxt.js
Redis
MySQL
MongoDB
React Native
Senior Full-Stack and Tech Lead
Dec 2013 - Dec 20207 years
Project Overview

Privative Video Streaming Platform: this is a live and on-demand cost-efficient transcoding service. Leverages FFMPEG to provide transcoding and transmuxing to any kind of video sources.

Responsibilities:
  • Created project architecture and system design;
  • Implemented the initial version of the product;
  • Extended external components to match business needs.
Project Tech stack:
.NET Core
Node.js
Cyber security
Vue.js
Typescript
C++
Angular JS
MySQL
MongoDB
PostgreSQL
Data Security
FFmpeg
Senior Back-end Engineer
Jan 2020 - Sep 20208 months
Project Overview

Small DRM kind of software for content protection/encryption and verification. Compatible with major streaming platforms software.

Responsibilities:
  • Re-designed existing backend solution;
  • Integrated with external libraries/providers to meet business needs;
  • Wrote unit tests and integration tests.
Project Tech stack:
.NET Core
Typescript
MongoDB
C++
C
Node.js

Education

2015
Computer Science & Engineering
Bachelor's Degree

Languages

English
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