Senior Front Software Engineer H/F - FEEFTY

FinTech leader en France pour les logiciels dédiés aux métiers du patrimoine et de la finance, HARVEST accompagne les professionnels avec des solutions couvrant toute la chaîne de valeur patrimoniale et financière depuis 35 ans. Le groupe conçoit des solutions digitales, rend accessible l’information indispensable pour éclairer les décisions patrimoniales et financières. Spécialiste de la data, il permet la construction automatisée de portefeuilles efficients sur mesure.
Avec plus de 4600 sociétés clientes, le groupe propose un ensemble de logiciels et de services plébiscités par les professionnels désireux de développer un conseil à forte valeur ajoutée.

Expertise métier et maîtrise technologique s’exercent avec plus de 500 talents passionnés et investis, fiers de leur entreprise labellisée Great Place To Work. Le groupe a recruté plus de 100 collaborateurs en France en 2024 pour accompagner sa croissance et son ambition de devenir le champion européen de la WealthTech.

At Feefty, we are experts in tailored investment products. We believe financial structured products are an essential means for investing in the financial markets and we use technology to make them more accessible. 
 
Since 2019, our platforms allow financial professionals such as wealth managers, family offices, insurance companies, to create and manage investment products with autonomy. 
 
We aim to build tools and interfaces that are intuitive, usable and understandable by anyone without compromising on the full potential and possibilities of tailored investment. 
 
In 2023, Feefty joined the group Harvest, the leading fintech in the field of wealth management, to accelerate our growth and expand across Europe. 
 
Our office is based in Paris, but our team members are also operating from Marseille, Nice, Bordeaux. 
 
Job Description 
 
We're looking for a Senior Front-End Engineer to join our team (currently three backend developers and one frontend developer) and take a key role in crafting and leading the user experience of our platform. You should have deep front-end expertise, a strong product mindset, and a drive to build clean, performant, and reliable interfaces.  
 
As a Front End Software Engineer, you will: 

• Design and implement intuitive, high-performance user interfaces 

• Collaborate with product and design to turn specs into seamless interfaces 

• Lead front-end architecture and component design 

• Ensure the application stays modern, reliable, and bug-free by following best practices and adopting relevant new technologies 

• Maintain a clean, scalable, and well-tested codebase 

• Ensure our applications meet high accessibility standards 

• Mentor teammates and elevate front-end best practices

Preferred Experience 

Technical skills 

• Expertise in React, with a deep understanding of component architecture, hooks, Suspense, Context API, and performance optimization 

• Proven experience with GraphQL and Apollo Client in production environments 

• Experience maintaining or contributing to a design system, ideally with Storybook 

• Proficient in turning high-fidelity Figma designs into robust, accessible front-end implementations 

• Experience with D3.js or similar libraries for advanced data visualization is a strong plus 

• Familiarity with Next.js is a plus, used for internal tools. 

• Professional fluency in English. 

Soft skills 

• Strong sense of ownership, accountability, and long-term code stewardship 

• Demonstrated autonomy and initiative in fast-paced or complex environments 

• Structured problem-solving mindset, with the ability to navigate ambiguity 

• High level of attention to detail and a strong appreciation for design and UX 

• Committed to accessibility and inclusive design as core product principles 

• Clear communicator and writer, comfortable with written communication as a primary mode of collaboration 

Additional Information 

• Contract Type: Full-Time 

• Location: Paris 

• Experience: > 5 years