Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Hi, I'm Joshua Allen, a dedicated Full-stack Software Engineer with over 4 years of experience crafting scalable software solutions. I specialize in technologies like gRPC, REST APIs, and Firebase, and I thrive on turning complex problems into practical, efficient applications. I'm passionate about driving projects to completion and love leveraging modern technology to solve real-world challenges. Whether working remotely with global teams or leading development efforts, I enjoy collaborating and continuously learning new skills.…Hi, I'm Joshua Allen, a dedicated Full-stack Software Engineer with over 4 years of experience crafting scalable software solutions. I specialize in technologies like gRPC, REST APIs, and Firebase, and I thrive on turning complex problems into practical, efficient applications. I'm passionate about driving projects to completion and love leveraging modern technology to solve real-world challenges. Whether working remotely with global teams or leading development efforts, I enjoy collaborating and continuously learning new skills.

Joshua Allen

Full Stack Developer, Developer, App Developer, +2





Hi, I'm Joshua Allen, a dedicated Full-stack Software Engineer with over 4 years of experience crafting scalable software solutions. I specialize in technologies like gRPC, REST APIs, and Firebase, and I thrive on turning complex problems into practical, efficient applications. I'm passionate about driving projects to completion and love leveraging modern technology to solve real-world challenges. Whether working remotely with global teams or leading development efforts, I enjoy collaborating and continuously learning new skills.…Hi, I'm Joshua Allen, a dedicated Full-stack Software Engineer with over 4 years of experience crafting scalable software solutions. I specialize in technologies like gRPC, REST APIs, and Firebase, and I thrive on turning complex problems into practical, efficient applications. I'm passionate about driving projects to completion and love leveraging modern technology to solve real-world challenges. Whether working remotely with global teams or leading development efforts, I enjoy collaborating and continuously learning new skills.

Available to hire

Hi, I’m Joshua Allen, a dedicated Full-stack Software Engineer with over 4 years of experience crafting scalable software solutions. I specialize in technologies like gRPC, REST APIs, and Firebase, and I thrive on turning complex problems into practical, efficient applications.

I’m passionate about driving projects to completion and love leveraging modern technology to solve real-world challenges. Whether working remotely with global teams or leading development efforts, I enjoy collaborating and continuously learning new skills.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Full-stack / Lead Mobile Engineer at Silver Gold Bull Inc.

December 31, 2025 - July 11, 2025

Developed a full e-commerce application in Flutter for iOS and Android, achieving over 10,000 downloads within the first 6 months. Designed and implemented a gRPC API to integrate legacy systems, reducing API response times by 30%. Created a practical demonstration of a complex security scheme for confidential information as a pattern for other developers. Performed code reviews in Dart, PHP, Go, and Javascript. Introduced AI tools such as Co-pilot to the team. Collaborated with a global team.

Full-stack Mobile Engineer at Tangelent

December 31, 2022 - July 11, 2025

Rapidly developed two cross-platform Flutter applications addressing unique user experience challenges. Applications were personally relevant solutions. Fully remote collaboration and project management using Kanban methodology.

Cryptocurrency Tax Specialist / Chartered Accountant at Joshua L. Allen Professional Corporation

December 31, 2021 - July 11, 2025

Designed and developed software packages for preparing financial statements and calculating income for high frequency forex/cryptocurrency traders using Python, JavaScript, React, Electron, and React Native.