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Fundraise Up · 2 months ago

Fullstack Developer

United States

Full-time

Remote

Senior Level

7+ years exp

Fundraise Up is a global fundraising platform that aims to make donating to nonprofits fast and accessible. As a Senior Fullstack Developer, you will contribute to building and scaling features central to the donation experience, utilizing your expertise in Node.js, React, and TypeScript.

Artificial Intelligence (AI)B2BEnterprise SoftwareFinTechNon ProfitPaymentsSocial Impact

Responsibilities

Design, build, and maintain resilient frontend and backend features using React and Node.js

Develop our core products, including donation checkouts, embeddable widgets, and donor/partner portals

Architect and develop system components that scale across millions of monthly transactions

Write clean, well-documented, and thoroughly testable code

Drive architecture and technical design discussions to find elegant solutions to complex problems

Mentor peers by conducting thoughtful code reviews and providing constructive feedback

Partner with product managers and designers to clarify requirements and shape the roadmap

Proactively identify and resolve bugs, performance bottlenecks, and optimization opportunities

Qualification

Node.jsReactTypeScriptWebpackMongoDBVue.jsKoaNestJSElasticsearchClickHouseDockerCI/CD

Required

7+ years of professional fullstack development experience

Deep understanding of modern JavaScript (event loop, closures, promises, prototypes)

Expert-level proficiency with React and its ecosystem (familiarity with Vue is a plus)

Strong backend expertise with Node.js (experience with Koa or NestJS is highly preferred)

Experience with Webpack configuration, performance optimization, and profiling

A keen eye for detail and a high sense of ownership and accountability for your work

Preferred

Experience with MongoDB, ClickHouse, or Elasticsearch

Familiarity with Docker, CI/CD pipelines, or cloud infrastructure

Contributions to open-source projects or a strong personal portfolio

Benefits

31 days off

100% paid telemedicine plan

Home Office Setup Assistance: the company offers assistance with purchasing furniture (office chair, office desk, monitor) and other items to create a comfortable workspace.

English learning courses

Relevant professional education

Gym or swimming pool

Co-working

Remote working.