Backend Developer, Node.js

August 13

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Fundraise Up

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Charity • Fintech • SaaS

Fundraise Up is a digital platform that revolutionizes the way nonprofits conduct online fundraising. It offers a suite of tools designed to enhance donor engagement and boost conversion rates, including optimized campaign pages, a checkout system, and pre-built UI components. Fundraise Up supports global fundraising with multi-language capabilities and provides comprehensive security features to protect both donor data and the fundraising process. It integrates seamlessly with various platforms and uses artificial intelligence to personalize the donation experience. Its mission is to maximize donations for causes worldwide through innovative technology and strategic partnerships with nonprofits.

51 - 200 employees

🤲 Charity

💳 Fintech

☁️ SaaS

📋 Description

• As a Backend Developer, you will be a key architect of the engine that powers our global platform. You\'ll resolve complex challenges in a high-load, distributed system, building and scaling the infrastructure that processes millions in donations. • This is not a maintenance role; it\'s a high-impact, product-focused engineering position where clean architecture, performance, and reliability are paramount. • You will work on a complex product ecosystem—from our modern checkout experience to donor portals and massive analytics pipelines—all powered by a cutting-edge tech stack. • Backend: Node.js (Koa, NestJS), TypeScript • Database: MongoDB • Infrastructure: Kafka for event streaming, Bull (Redis) for background jobs, ClickHouse for analytics, and Elasticsearch for search. • What You\'ll Do: • Design, build, and maintain clean, efficient, and scalable backend services in Node.js and TypeScript. • Develop new product features from concept to deployment, collaborating closely with product managers and frontend engineers. • Own key parts of our backend architecture, making critical decisions that enhance performance, reliability, and security. • Write comprehensive unit tests and conduct thorough code reviews to maintain code quality. • Proactively identify and implement system improvements, refactoring legacy code where necessary. • Contribute to a culture of engineering excellence by mentoring others and sharing your expertise.

🎯 Requirements

• Experience: 5+ years of backend development experience, preferably in a product-driven environment. • Node.js Expertise: Strong, hands-on experience with Node.js and modern frameworks like Koa or NestJS. • TypeScript Pro: Deep expertise in TypeScript, including its advanced typing and module systems. • Database Skills: Solid experience with MongoDB or other NoSQL databases. • Distributed Systems: Familiarity with event-driven architecture using tools like Kafka, RabbitMQ, or Bull/Redis. • Data & Search: Hands-on experience with ClickHouse (or similar analytics DBs) and Elasticsearch. • Architectural Mindset: A strong understanding of system design, clean architecture principles, and performance optimization. • Ownership: The ability to work independently, take ownership of your work, and see projects through to completion. • Communication: Comfortable working within a Russian-speaking team.

🏖️ 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