Who we are

Paris 🇫🇷 (EUR 45,000 - EUR 55,000) + stock options 💰 0-2 years experience 🧪

🌬 Zeffy is leading a transformation in the social economy with its unique zero-fee fundraising platform, currently trusted by over 50,000 nonprofits throughout North America.

🚀 Experiencing a 200% year-over-year growth, we’re just getting started! There’s no better time to join us, as you’ll be among the first 40 employees set to make a tangible impact from day one.

🌱 If that’s not compelling enough for you, we are also proud to hold a B Corp certification.

About the role

As a Junior Fullstack Developer at Zeffy, you’ll contribute to building and scaling the best tech for charities! 💫

This role offers a versatile and collaborative environment where you’ll work on impactful projects that directly benefit nonprofits. You’ll gain hands-on experience in front-end and back-end development, security-focused payment systems, and user-friendly dashboards while learning and growing under the mentorship of experienced developers.

Your mission:

• Build and enhance key features of our robust Next.js application, delivering intuitive experiences for nonprofits and their donors.
• Maintain and improve our payment module, with a strong focus on security and reliability.
• Create value for nonprofits by developing tools within our donor management dashboard.
• Participate in and shape our agile development processes, promoting efficiency and collaboration.
• Work closely with the product team to ensure the delivery of a stable and scalable product.

Development at Zeffy:

At Zeffy, we believe in a core set of principles that guide our development practices:

✅ Done is better than perfect: We focus on delivering functional, valuable features efficiently rather than aiming for unattainable perfection.

✅ Autonomy and collaboration: While you’ll have autonomy in your work, collaboration across teams ensures the best outcomes.

✅ Security and scalability: We prioritize secure and scalable solutions to protect donor data and support our growing user base.

✅ Continuous improvement: We regularly review and refine our processes, promoting a culture of learning and growth.

🚫 We avoid YAGNI ("You Ain't Gonna Need It"): We resist the temptation to over-engineer or build features that aren’t necessary, keeping our codebase lean and efficient.

Our Stack

• Front-end: React (JavaScript), Next.js (TypeScript) 
• Back-end: Nest.js (TypeScript)
• Database: PostgreSQL, Algolia
• CI/CD: GitHub Actions, Cypress
• Other tools: GraphQL, TypeORM, Git & GitHub, AWS

Preferred experience

• A Master in Computer Science or related field, and self-taught developers are also welcome to apply.
• Strong analytical skills.
• Excellent communication skills.
• Ability to come up with simple solutions to complex problems.
• Understanding of user experience and flow: one of our challenges is to ensure that our system is easily usable by individuals who may not have technical expertise.
• You speak and understand French and English.

💡 Research shows that candidates from underrepresented backgrounds often don't apply for roles if they don't check every box. If this applies to you and you are interested in the position, we'd love to hear from you!

More on the salary

If your salary expectations are higher than the range specified above, but you believe you’re the ideal candidate for this position and are enthusiastic about Zeffy’s endeavors, we encourage you to apply. We are open to considering candidates with higher seniority if they are the right fit, and to discuss a fair pay.

The range:

• Our ideal seniority level: 0-2 years experience expertise as a Full Stack Developer.
• The corresponding salary range: EUR 45,000 to EUR 55,000, and stock options.

Perks! 

• 5 weeks holiday + RTT per calendar year
• Competitive stock option program
• Health insurance with Online Medicine 
• Wellness Budget
• Team volunteering and activities four times per year
• Offices located in the heart of Paris 11ème, with the possibility of flexible remote work (hybrid).
• Offsite summit once a year with the entire team
• Developing quickly in a fast-paced environment, alongside an incredible team of kind and impact-driven individuals.

Recruitment Process

• Call with Recruiter (30min)
• Meeting with our Lead Developer (1.5h)
• Case Study (2h)
• Cultural interview with leadership (1h)
• Reference check
• Job offer

Zeffy is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.