Senior Full Stack Developer

Hello, I'm Alex Mercer.

I build high-performance, scalable web applications and cloud infrastructure. Passionate about **clean architecture** and **DevOps automation**.

View My Work Hire Me

About Me & My Mission

Bridging complexity with elegant, performant code.

My Core Philosophy

With over **8 years** in the industry, I've specialized in the entire product lifecycle, from initial concept and design to deployment and continuous integration. My expertise lies primarily in **TypeScript-based ecosystems** (Node.js/React) and leveraging **public cloud providers** for maximum efficiency.

I thrive on solving challenging distributed systems problems, optimizing database queries, and ensuring all deployed code meets stringent performance and security benchmarks. Let's discuss how my experience can elevate your product.

GitHub Profile Download Resume

Quick Facts

  • Experience: 8+ Years
  • Projects Shipped: 30+
  • Code Reviews: 1000+
  • Favorite Editor: VS Code

Tech Stack Matrix

The core technologies I use to deliver modern, robust, and scalable solutions.

Frontend

  • React / Next.js
  • TypeScript / JavaScript (ES6+)
  • Tailwind CSS / SCSS
  • State Management (Redux, Zustand)

Backend / API

  • Node.js / Express
  • Python / Django / FastAPI
  • REST / GraphQL API Design
  • Serverless (AWS Lambda, Azure Functions)

Cloud & DB

  • AWS (EC2, S3, RDS, Lambda)
  • PostgreSQL, MongoDB
  • Redis / Caching
  • Terraform / Infrastructure as Code

DevOps / Tools

  • Docker / Kubernetes
  • CI/CD (GitLab, GitHub Actions)
  • Git / Version Control
  • Testing (Jest, Cypress)

Professional Experience

A snapshot of my career progression and major achievements.

2021 – Present

Senior Software Engineer

TechInnovate Solutions | Remote

  • Led the migration of a monolith application to microservices architecture, reducing latency by **35%**.
  • Implemented a robust CI/CD pipeline using GitLab CI, cutting deployment time from 1 hour to 5 minutes.
  • Mentored 3 junior developers on best practices for React/Node.js development.

2018 – 2021

Full Stack Developer

FinTech Global | San Francisco, CA

  • Developed a real-time trading dashboard using React, handling over 10,000 concurrent updates per second.
  • Designed and optimized PostgreSQL schema, leading to a 50% improvement in reporting query times.
  • Built secure internal REST APIs with Python (Django).

2016 – 2018

Junior Developer

Local Web Agency | New York, NY

  • Contributed to developing and maintaining 15+ client websites using HTML, CSS, and jQuery.
  • Gained foundational knowledge in cloud hosting and basic server management (Linux).

Code Showcase

A selection of projects that demonstrate my full stack capabilities.

Distributed Analytics Dashboard

High-speed visualization layer for massive datasets, utilizing Kafka streams and a React frontend.

React Kafka Node.js
View Live GitHub

Secure Auth Service

Microservice providing robust JWT authentication and user management built with Python and FastAPI.

Python FastAPI Docker
View Docs GitHub

Terraform AWS Module

Open-source IaC module for deploying a scalable, cost-efficient AWS VPC and ECS cluster.

Terraform AWS DevOps
Read Docs GitHub

Initiate Connection

Have a challenging project? Let's discuss a technical partnership.

*Note: This is a frontend demo form. You must integrate a backend service (e.g., Netlify Forms, Formspree, custom API) for real email functionality before deployment.*