**Joseph Martinez**
Senior Ruby on Rails Engineer (React) | 10+ Years of IT Experience
Vista, California
josephmartinezcontact@gmail.com | (803) 384-9877

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### **SUMMARY**
Senior Software Engineer with 10+ years of experience in developing responsive UIs, scalable architecture, RESTful APIs, and cloud-based solutions (AWS). Proven leader in Agile methodologies (Scrum, Kanban), delivering high-quality software on time and within budget. Expertise in **Ruby on Rails, React, Next.js, Node.js, PostgreSQL, MongoDB, and AWS**.

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### **EXPERIENCE**

**Senior Ruby on Rails Engineer (Ruby + React + Node)**
*KPMG, Remote | May 2021 – Present*
- Led cross-functional Agile teams (Scrum/Kanban) to deliver high-quality software.
- Built and maintained RESTful APIs (Rails + PostgreSQL) for seamless system communication.
- Developed a secure e-commerce platform processing **3M+ monthly transactions**.
- Created custom CMS platforms using **Rails, MongoDB, React, and Node.js**.
- Integrated third-party services (payment gateways, email marketing, social media).
- Implemented multi-language support via **i18n/l10n**.

**Skills:** Ruby, Ruby on Rails, React, Next.js, PostgreSQL, MongoDB, AWS, Node.js

**Full Stack Engineer (Ruby on Rails, React)**
*WEBCLUES, Remote | Aug 2019 – Mar 2021*
- Developed **serverless apps** using **Node.js + AWS Lambda** for cost-effective scaling.
- Upgraded Rails apps for compatibility with newer Ruby/Rails versions.
- Built reusable React components (**Redux, Recoil, RTK Query**), reducing dev time by **30%**.
- Implemented **Twilio SMS** for improved user communication.

**Skills:** Ruby, Ruby on Rails, React, Redux, Node.js, AWS Lambda, Docker, Kubernetes

**Ruby Developer**
*ROI MANTRA, Hybrid | Feb 2017 – May 2019*
- Built a **real-time dashboard** (Pusher + React) for live data visualization.
- Developed an **online food ordering platform** (Rails + React).
- Deployed Rails apps on **AWS, Heroku, DigitalOcean** for scalability.

**Skills:** Ruby on Rails, React, Node.js, PostgreSQL, MongoDB

**Ruby on Rails Developer (Ruby + Node)**
*ALGOWORKS, Onsite | Feb 2013 – Jan 2017*
- Developed **PWAs (React + Service Workers)** for offline functionality.
- Built a **real-time chat app** (Node.js + Socket.io).
- Optimized database queries for **40% performance improvement**.

**Skills:** Ruby on Rails, Node.js, Laravel, Firebase, MySQL

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### **SKILLS**
- **Frontend:** HTML5/CSS3, JavaScript/TypeScript, React/Redux/Next.js, Ember.js
- **Backend:** Ruby on Rails, Node.js/Express.js/Nest.js
- **Databases:** PostgreSQL, MongoDB, MySQL
- **Cloud/DevOps:** AWS, Docker, Kubernetes
- **Testing:** RSpec, Jest, React Testing Library

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### **EDUCATION**
**Bachelor of Computer Engineering**
California State University, Bakersfield | 2008 – 2012

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