Senior Developer
Hybrid
Full Time
#Engineering
#Ruby on Rails
#API
#GraphQL
#Backend
#Frontend
#Full Stack
#DataBase Systems
#Architecture
At Potloc, we specialize in gathering and centralizing valuable consumer insights that help our clients navigate complex business challenges. By leveraging advanced geolocation and interest-based targeting on social media, we connect with survey respondents to provide high-quality data. Our internal dashboard serves as the engine for these operations, and we are looking for a talented individual to help us scale this product while delivering real-time performance metrics to our users. We value ambition, continuous learning, transparency, and team spirit above all else. If you are passionate about open-source technology and want to work in a collaborative environment where we even find time to juggle, we would love to meet you.
About the Role
We are seeking a Senior Developer to join our team on a full-time basis. As part of our sampling operations squad, you will play a vital role in enhancing our data analysis software. You will work alongside a multidisciplinary team of backend and frontend engineers, product managers, and data scientists to ensure our platform remains both powerful and reliable. This is a hybrid position where you will contribute to our codebase, drive technical velocity, and help us support our rapid growth.
Key Responsibilities
- Develop and improve our sampling platform by collaborating with cross-functional engineering teams to drive both existing and new features.
- Contribute to our GraphQL API, service architecture, database systems, and core infrastructure services.
- Act as a subject matter expert by mentoring other software developers and fostering a culture of technical excellence.
Requirements
To be successful in this role, you should possess the following qualifications and skills:
- Proven experience with Ruby, specifically Ruby 3.2 and Rails 7.0.
- A track record of deploying Ruby on Rails code into production environments.
- Familiarity with open-source API gems.
- A strong desire to learn, a transparent communication style, and a keen eye for detail.
- A collaborative mindset with a commitment to sharing knowledge and continuous improvement.
Location
This position is based in France.
Compensation and Benefits
We offer a supportive environment designed to help you thrive both professionally and personally. Key benefits include:
- Hybrid work arrangements, including the opportunity to work from anywhere for up to 2 months per year.
- Competitive stock options.
- Generous paid time off, including 5 weeks of vacation and 10 days of RTT.
- Comprehensive health insurance for you and your family.
- Additional perks such as a Navigo pass, Swile restaurant tickets, an unlimited book budget, and support for bike commuting.




