Marlon
From Mexico (UTC-6)
12 years of commercial experience
Lemon.io stats
2
projects done328
hours worked1
ongoing projectMarlon – 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.
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Let’s get started today!Experience Highlights
Senior Full-Stack Developer
The company offers comprehensive solutions across AI, legal, and IT data management to help businesses streamline data processes and achieve successful outcomes.
- 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.
Senior Software Engineer
SaaS marketplace/e-commerce platform for listing event-kind of services and allowing partners a seamless integration with their current listing offers.
- 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).
Tech Lead
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.
- 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.
Senior Full-Stack and Tech Lead
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.
- Created project architecture and system design;
- Implemented the initial version of the product;
- Extended external components to match business needs.
Senior Back-end Engineer
Small DRM kind of software for content protection/encryption and verification. Compatible with major streaming platforms software.
- Re-designed existing backend solution;
- Integrated with external libraries/providers to meet business needs;
- Wrote unit tests and integration tests.