Top Talent like David are on Pangea

Pangea, a YC company, connects companies with fractional talent. Fractional hiring allows companies to move faster and work with more specialized talent, while giving talent more flexibility and independence. If you are talent open to fractional work, apply here. If you’re a company looking for high-quality fractional talent, learn more here.

David Mostoller

Full-stack Engineer • Philadelphia, PA, US • Open to relocation
MySQL
REST
PHP
ASP.NET
Backend Development
Semantic UI
Tailwind CSS
Web Applications
Computer Science
Software Development
Web Development
Redux
Next.js
Node.js
Front-End Development
React
Javascript
Python
Available for hire fromNegotiable
Full-Time Roles
Contracts
Versatile software engineer skilled in front-end and back-end development.
Full-stack developer with a background in music and teaching. Strong skills with frontend and backend technologies such as Javascript, React, and Python. Proven ability to collaborate and communicate with cross-functional teams in an agile environment. Interested in new technologies and leveraging insights gained from diverse experiences to develop innovative applications that push the boundaries of user experience.

Projects

Musician's Base

A social fan page allowing musicians to create content and fans to interact with content and other fans through comments, a chat forum, and saving music releases to their collection. ● Developed a React/Javascript front-end and Python/Flask-Restful/SQLAlchemy back-end application. ● Implemented useContext and Bcrypt to authenticate users and manage user/admin authorization. ● Integrated Cloudinary and WaveSurfer to enable image and audio file uploads and audio playback. ● Leveraged Google APIs to implement Youtube video playback, a user Map, and a GIF picker.See More

Social Artist Portfolio

An artist portfolio with social features, allowing users to comment on posts and paintings. ● Developed a Flask-Restful/SQLAlchemy backend to create a structure for a social portfolio website. ● Developed a React frontend to enable users to access the site, sign up as users and make comments. ● Coded forms with Formik/Yup validation so that an admin can create/edit/delete resources directly from the site. ● Implemented Cloudinary to enable the direct upload of images from the react front end.See More

Mars Base

An interactive turn-based CLI game created with Python and SQLAlchemy. ● Developed Flask-Restful resource models and routes to create the basis for a game. ● Coded a looping structure of functions in python to create a turn based game in the style of Oregon trail. ● Integrated ASCII art and the Playsound library to add art and music to the game. ● Designed logic structures and assigned probabilities to make the game a mix of chance and skill.See More

TutorBot

An AI-assistant chatbot that responds to queries based on specific youtube video playlists, built with OpenAI's ChatGPT-4, llama-index, youtube-transcript-api, react (vite), and flask. See More

Work History

F

Full Stack Software Engineer

FreelanceFreelancer● Develop React/Javascript front-end and Python/Flask-Restful/SQLAlchemy back-end applications for independent clients. ● Test and deploy servers and software applications for client websites using an extensive range of technologies. ● Work closely with clients to establish application specifications and designs. ● Modify and maintain existing projects to correct errors, improve performance and scale applications.
E

Software Engineer

Entourage YearbooksFull-time EmployeeJan 2010 - Oct 2012 • 2 yrs 10 mos● Led a team that developed a full stack web application including an online store and functionality for managing content and the production of yearbooks, both for the customers and the in-house production team, helping Entourage become the fastest growing yearbook company in the USA at the time. ● Assisted in the integration of a web-based photo editing and layout software (Chili Publish), becoming the first online yearbook publisher with a fully featured web-based design software in the USA. ● Managed accounts and guided clients in the design and creation of photo books with digital software.
Z

Business Analyst

Zoomer, IncFull-time EmployeeJan 2015 - Nov 2016 • 1 yr 11 mos● Assembled maps, graphs, and charts for visualizing data using Mapbox and other tools, to enable executive decision making processes such as choosing which new markets to enter, helping Zoomer compete with other RDS startups (DoorDash, Grubhub, etc.) and attract investors during funding rounds as Zoomer grew to a multi-million dollar valuation.

Education

F

Flatiron School

Certificate, Software Engineering & Computer ScienceDec 2023 - Mar 2024

Wesleyan University

Bachelor of the Arts, GovernmentSep 2004 - May 2008

How Pangea Works

Effortlessly discover top talent

We’ve distilled the candidate search from endless hours down to just a few minutes. Using Pangea’s AI-powered search tools, you can find top fractional talent able to take on your next project. Our system looks at your company’s niche and your needs to find the perfect match faster than any traditional hiring platform.

Start working with talent today

The top talent on Pangea is ready to get started with you right now. You can message or hire a candidate right from their profile page and start assigning work as soon as they respond. And the best part? Pangea’s fractional contract structure lets you start small and ramp up as your needs change, keeping your costs manageable and your team’s capabliities flexible.

Track work and invoices in one place

Assign tasks, track progress, and complete invoices all on Pangea. We’ve combined every part of the hiring process into one platform to eliminate the miscommunication that’s unavoidable on other freelance platforms. We even send out 1099s to your contractors at the end of the year!

Talk with a Talent Expert

Members of our team are available to help you speed through the hiring process.
Available Now
Book a Call
Versatile software engineer skilled in front-end and back-end development.
Full-stack developer with a background in music and teaching. Strong skills with frontend and backend technologies such as Javascript, React, and Python. Proven ability to collaborate and communicate with cross-functional teams in an agile environment. Interested in new technologies and leveraging insights gained from diverse experiences to develop innovative applications that push the boundaries of user experience.

Talk with a Talent Expert

Members of our team are available to help you speed through the hiring process.
Available Now
Book a Call

Top Talent like David are on Pangea

Pangea, a YC company, connects companies with fractional talent. Fractional hiring allows companies to move faster and work with more specialized talent, while giving talent more flexibility and independence. If you are talent open to fractional work, apply here. If you’re a company looking for high-quality fractional talent, learn more here.

David Mostoller

Full-stack Engineer • Philadelphia, PA, US • Open to relocation
MySQL
REST
PHP
ASP.NET
Backend Development
Semantic UI
Tailwind CSS
Web Applications
Computer Science
Software Development
Web Development
Redux
Next.js
Node.js
Front-End Development
React
Javascript
Python
Available for hire fromNegotiable
Full-Time Roles
Contracts

Projects

Musician's Base

A social fan page allowing musicians to create content and fans to interact with content and other fans through comments, a chat forum, and saving music releases to their collection. ● Developed a React/Javascript front-end and Python/Flask-Restful/SQLAlchemy back-end application. ● Implemented useContext and Bcrypt to authenticate users and manage user/admin authorization. ● Integrated Cloudinary and WaveSurfer to enable image and audio file uploads and audio playback. ● Leveraged Google APIs to implement Youtube video playback, a user Map, and a GIF picker.

Social Artist Portfolio

An artist portfolio with social features, allowing users to comment on posts and paintings. ● Developed a Flask-Restful/SQLAlchemy backend to create a structure for a social portfolio website. ● Developed a React frontend to enable users to access the site, sign up as users and make comments. ● Coded forms with Formik/Yup validation so that an admin can create/edit/delete resources directly from the site. ● Implemented Cloudinary to enable the direct upload of images from the react front end.

Mars Base

An interactive turn-based CLI game created with Python and SQLAlchemy. ● Developed Flask-Restful resource models and routes to create the basis for a game. ● Coded a looping structure of functions in python to create a turn based game in the style of Oregon trail. ● Integrated ASCII art and the Playsound library to add art and music to the game. ● Designed logic structures and assigned probabilities to make the game a mix of chance and skill.

TutorBot

An AI-assistant chatbot that responds to queries based on specific youtube video playlists, built with OpenAI's ChatGPT-4, llama-index, youtube-transcript-api, react (vite), and flask.

Work History

F

Full Stack Software Engineer

FreelanceFreelancer● Develop React/Javascript front-end and Python/Flask-Restful/SQLAlchemy back-end applications for independent clients. ● Test and deploy servers and software applications for client websites using an extensive range of technologies. ● Work closely with clients to establish application specifications and designs. ● Modify and maintain existing projects to correct errors, improve performance and scale applications.
E

Software Engineer

Entourage YearbooksFull-time EmployeeJan 2010 - Oct 2012 • 2 yrs 10 mos● Led a team that developed a full stack web application including an online store and functionality for managing content and the production of yearbooks, both for the customers and the in-house production team, helping Entourage become the fastest growing yearbook company in the USA at the time. ● Assisted in the integration of a web-based photo editing and layout software (Chili Publish), becoming the first online yearbook publisher with a fully featured web-based design software in the USA. ● Managed accounts and guided clients in the design and creation of photo books with digital software.
Z

Business Analyst

Zoomer, IncFull-time EmployeeJan 2015 - Nov 2016 • 1 yr 11 mos● Assembled maps, graphs, and charts for visualizing data using Mapbox and other tools, to enable executive decision making processes such as choosing which new markets to enter, helping Zoomer compete with other RDS startups (DoorDash, Grubhub, etc.) and attract investors during funding rounds as Zoomer grew to a multi-million dollar valuation.

Education

F

Flatiron School

Certificate, Software Engineering & Computer ScienceDec 2023 - Mar 2024

Wesleyan University

Bachelor of the Arts, GovernmentSep 2004 - May 2008

How Pangea Works

Effortlessly discover top talent

We’ve distilled the candidate search from endless hours down to just a few minutes. Using Pangea’s AI-powered search tools, you can find top fractional talent able to take on your next project. Our system looks at your company’s niche and your needs to find the perfect match faster than any traditional hiring platform.

Start working with talent today

The top talent on Pangea is ready to get started with you right now. You can message or hire a candidate right from their profile page and start assigning work as soon as they respond. And the best part? Pangea’s fractional contract structure lets you start small and ramp up as your needs change, keeping your costs manageable and your team’s capabliities flexible.

Track work and invoices in one place

Assign tasks, track progress, and complete invoices all on Pangea. We’ve combined every part of the hiring process into one platform to eliminate the miscommunication that’s unavoidable on other freelance platforms. We even send out 1099s to your contractors at the end of the year!

Talk with a Talent Expert

Members of our team are available to help you speed through the hiring process.
Available Now
Book a Call
Pangea empowers fractional work across the world for marketing and design roles.