Senior ML-Engineer

FundraiseUp Inc.

Job Overview

Location

Turkey - Remote

Job Type

Full-time

Full Job Description

📋 Description

• Senior ML-Engineer role at FundraiseUp Inc. focused on building and deploying machine learning solutions that power donation optimization, upsell offers, smart assistants, and transaction classification for a global nonprofit fundraising platform serving enterprise clients in the US, Canada, UK, and Australia.
• Develop and deploy ML solutions across business areas using tabular data (uplift models, recommender systems) and e-commerce mechanics; build end-to-end pipelines including data prep, training, API development, and monitoring; design LLM-powered features from classifiers to AI assistants; work across full LLM lifecycle including golden datasets, prompt engineering, fine-tuning, and response evaluation.
• Join a tight-knit, high-impact product development team of 150+ engineers across Spain, Serbia, Poland, Portugal, Turkey, Cyprus, Georgia, and Armenia; primarily Russian-speaking with strong English (B2) required; collaborative culture with bi-weekly engineering meetups, open dialogue, and knowledge sharing.
• Gain exposure to cutting-edge ML/LLM applications in real-world product contexts; deepen expertise in classical ML (gradient boosting), modern NLP/LLMs, MLOps, and data engineering; grow as a product-oriented engineer by connecting ML metrics to business outcomes like conversion rate and LTV.

🎯 Requirements

• 5+ years of ML/DS experience solving real product problems
• Strong expertise in ML and mathematical statistics: solid knowledge of classical algorithms (especially gradient boosting) and understanding of modern NLP/LLM approaches
• Metrics-driven mindset: ability to connect ML metrics (ROC-AUC, F1, RMSE) with business metrics (CR, LTV)
• Strong engineering culture: confident in Python with product-oriented approach; clean code, design patterns, solid engineering practices
• Data skills: advanced SQL; ability to independently build complex datasets in ClickHouse and work with MongoDB
• MLOps understanding: hands-on experience with experiment tracking tools and production workflows (Docker, Git, CI/CD)
• Autonomy: ability to break down problems, choose the right tech stack (or justify non-ML solution), and deliver to production

🏖️ Benefits

• 31 days off
• 100% paid telemedicine plan
• Home Office Setup Assistance: company offers help purchasing furniture (office chair, desk, monitor) and other items for a comfortable workspace
• English learning courses
• Relevant professional education
• Gym or swimming pool access
• Co-working space support
• Remote working flexibility

Skills & Technologies

Python

FastAPI

MongoDB

Redis

Docker

Senior

Remote

Ready to Apply?

Apply Externally

You will be redirected to an external site to apply.

FundraiseUp Inc.

Visit Website

About FundraiseUp Inc.

FundraiseUp provides a SaaS donation platform for nonprofits, charities, and NGOs. Its technology uses AI and behavioral data to personalize giving experiences, increase donor conversion, and reduce abandonment. Features include one-click payments, recurring giving, multilingual donation forms, and analytics dashboards. The platform integrates with CRMs like Salesforce and Blackbaud, supports Apple Pay, Google Pay, PayPal, ACH, and credit cards, and offers A/B testing and fraud protection. It serves organizations worldwide, helping them raise funds online without dedicated technical staff.

View Company Profile

Get more remote jobs like this

Subscribe to the weekly newsletter for similar remote roles and curated hiring updates.

Weekly remote jobs and featured talent.

No spam. Only curated remote roles and product updates. You can unsubscribe anytime.