Ruby on Rails Developer

Senior Ruby on Rails Developer

Jgive | Jerusalem (Hybrid - 60% in-office) | Full-time

About Jgive

Jgive is an online Givingplace connecting donors, charities, and communities across Israel and the Jewish world, through advanced technology, financial tools, and data. All in one verified and secured place.

We are a FinTech charity with one mission: grow giving in Israel. We bring modern digital tools to the nonprofit sector, making it easier for donors, charities, and organizations to manage giving, campaigns, receipts, data, and donation workflows through smart technology.

We are looking for a Senior Full-Stack Developer to join our product and engineering team and help build the next generation of Jgive’s donation, fundraising, nonprofit, and donor-management products. We are looking for a senior engineer who takes ownership, drives technical initiatives end-to-end, and enjoys solving complex product and engineering challenges.

Key Responsibilities

• Design, build, and maintain scalable backend services and GraphQL APIs using Ruby on Rails Develop and enhance modern, high-quality user interfaces with React
• Take ownership of complex technical decisions and lead end-to-end processes from architecture to delivery, with the broad shoulders to navigate ambiguity and drive initiatives forward
• Integrate AI-powered capabilities into the platform (e.g., intelligent donation matching, automated tax receipt handling, personalized recommendations, or smart compliance tools)
• Leverage AI tools daily in your workflow (LLMs for code generation, refactoring, testing, documentation, debugging, etc.) and help the team adopt best practices
• Collaborate closely with product, design, and other engineers in an agile process
• Mentor junior developers and contribute to architecture decisions, code reviews, and technical standards
• Ensure performance, security, reliability, and maintainability across the stack
• Continuously improve our development processes using modern tooling and AI augmentation

Requirements

• 5+ years of professional software development experience, with deep expertise in Ruby on Rails
• Verifiable, hands-on experience using AI in real development workflows (examples: Cursor, Claude, Codex, Grok, custom agents, AI-assisted testing/CI, or building AI features in production)
• Solid understanding of relational databases (PostgreSQL preferred), API design, and modern web architecture
• Experience working in agile teams with Git, code reviews, and CI/CD pipelines
• Strong problem-solving skills and attention to detail
• Excellent English communication skills (Hebrew is a plus)
• Based in Israel and able to work a hybrid schedule (60% from our Jerusalem office)

Advantages (Nice to Have)

• Strong production experience building applications with React
• Experience in fintech, SaaS, donation platforms, or tech-for-good products
• Familiarity with Israeli nonprofit compliance, tax receipts (Section 46), or payment processing
• Previous work integrating AI/ML features into user-facing products
• Open-source contributions or personal projects that demonstrate AI workflow mastery
• GraphQL experience on either or both sides of the wire

What We Offer

• Meaningful work that directly advances charitable giving and social impact in Israel
• Hybrid work model- approximately 60% from our Jerusalem office with flexibility
• Small, highly collaborative engineering team with fast decision-making and significant ownership
• Real ownership and the opportunity to influence product, architecture, and technical direction
• The opportunity to help shape the future of a platform used by thousands of nonprofits, donors, and organizations across Israel and the Jewish world
• Professional growth in a mission-driven, product-focused organization

Please note:

Full-time position | Hybrid work model (60% from Jerusalem office) | Offices located in Jerusalem