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Fundraise Up • Serbia
Salary: RSD 457,000 - RSD 574,000 / month
Role & seniority: Software Development Engineer in Test (SDET), platform engineering focus; senior-level (5+ years in test automation/quality tooling)
Stack/tools: Backend: Node.js (Koa, NestJS), MongoDB; Frontend: React, Vue.js, TypeScript; CI/CD, Docker, Jenkins; E2E frameworks: Jest, Mocha, Playwright/Puppeteer; mocking/virtualization: Sinon, Nock, MockServer/Mountebank; messaging: Kafka, Redis; analytics: ClickHouse, Elasticsearch
Design and maintain reusable quality tooling and E2E test frameworks; build production-ready testing tooling
Develop and support CI/CD pipelines for automated testing; build observability around test quality and stability
Conduct R&D/POCs, collaborate with product/QA teams, and implement test infrastructure improvements
5+ years in test automation/quality tooling; strong developer background
Proficiency in JavaScript/TypeScript (Mid+ level); experience with NestJS and React
Experience building E2E frameworks from scratch; Jest/Mocha and Playwright/Puppeteer
Docker, Jenkins, CI/CD best practices; knowledge of MongoDB NoSQL; architecture awareness of Kafka/Redis/ClickHouse
Ability to create reusable, production-ready tooling; strong problem-solving and ownership
Contract testing (PACT), quality analytics (ClickHouse, Grafana)
Experience reducing flaky tests, enhancing CI reliability; test observability
AI tooling experience; additional pr
Location: Remote (CET hours preferred)
Compensation: 457,000 - 574,000 Serbian dinars + stock options
Language: Russian-speaking team About Fundraise Up We’re Fundraise Up - a global fundraising platform built to make donating to nonprofits fast, seamless, and accessible to all. Every month, our technology powers tens of millions of dollars in donations across the globe. We focus on innovation that directly impacts results: faster load times, higher conversion rates, global payment support, and accessibility-first design. Our platform is trusted by many of the world’s leading nonprofits, including UNICEF, the Alzheimer’s Association, and a wide range of global NGOs. With a 4.9/5 rating across top software review platforms, we’re recognized not just for our impact - but for the quality of the product we deliver. A Truly Global Product We operate in the enterprise segment, serving nonprofit organizations across North America, the United Kingdom, Australia, and Europe. We’re building a large and complex product ecosystem that serves nonprofits, donors, and partners around the world. The platform includes a modern checkout experience and customizable widgets (each a standalone SPA), donor, organization, and partner portals, admin tools, and several internal apps. Our backend is powered by Node.js (Koa, NestJS) and MongoDB. The frontend stack includes Webpack, Vue.js, and React, with nearly all code written in TypeScript. For high-throughput messaging and background processing, we use Kafka (for millions of events) and Bull (Redis). Analytics data is stored in ClickHouse, and we use Elasticsearch for search. The Team We are a distributed team of 120+ product professionals, including 35+ engineers. Our team members are mainly based across Spain, Poland, Portugal, Georgia, Armenia, Serbia, Turkey, and Cyprus. Many of our developers bring 5 - 10+ years of experience, and we foster a culture of deep technical curiosity and knowledge sharing. Despite our scale, we operate like a focused team - where every task matters and every voice is heard. We value thoughtful collaboration, strong engineering practices, and a product mindset. Biweekly engineering forums give space to share learnings and celebrate technical achievements. You’ll be joining a team where quality, mentorship, and mutual respect come first. About the Role As a Software Development Engineer in Test (SDET), you will work in a platform engineering role focused on building quality infrastructure and tooling for the entire engineering organization.
Flat structure: no politics, just great work with great people Transparent company culture-we share how we’re growing, where revenue comes from, and what’s next
Long-term focus: we offer equity options and value sustained, meaningful contribution 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.
**Please note: All official correspondence from Fundraise Up will exclusively originate from the @fundraiseup.com domain. Exercise caution and ensure the authenticity of emails claiming to be from our company.