JobsBackendFreelance Full-Stack Web App Developer
Mindrift

Mindrift

·

Backend

Freelance Full-Stack Web App Developer

RemotemidPosted Aug 17, 2026
JavaScriptTypeScriptReactNext.jsPythonFastAPINode.jsPostgreSQL+17 more

About this role

Build interactive browser-based web applications for the Tendem project using JavaScript/TypeScript and Python or Node. Part-time freelance role designing, building, and maintaining full-stack apps with real logic, state, persistence, and user input.

Must have

At least 3 years of relevant experience in full-stack web development

Strong command of JavaScript/TypeScript and a modern frontend framework

Solid backend experience in Python or Node.js

Hands-on experience with relational databases and schema design

Experience implementing REST APIs and authentication flows

Portfolio of shipped web applications

English proficiency at upper-intermediate B2 or above

Bachelor's or Master's Degree in CS or related field is a plus

Technologies

PythonJavaScriptReactTypeScriptVue.jsGitRESTPostgreSQLMySQLDjangoFlaskNext.jsNestJSExpressLLMsRailwayNode.jsFastAPISQLiteOpenAINetlifySvelteVercelRenderAnthropic

Responsibilities

Build interactive web applications with frontend and backend API

Design and implement data models schemas and persistence layers

Implement authentication sessions and basic role-based access

Integrate third-party APIs and AI/LLM services into product features

Handle state management user input validation and error states

Build standalone Python tools and scripts where required

Review debug optimize and refactor full-stack applications

Write clear testable code and debug end-to-end issues

Benefits

Flexible hoursRemote workPerformance-based bonus

Recruitment process

1

Part-time freelance role for the Tendem project on the Mindrift platform

2

Tasks estimated at 10-20 hours per week during active phases

3

Compensation up to $60 per hour equivalent depending on contribution level

4

Work on habit trackers budgeting tools dashboards mini-SaaS tools and AI-powered apps

5

Self-directed work with ability to architect build and ship features independently