Senior Back-End Engineer - FinTech 

Paris or Remote France 

Full-time

Fledge

We are a boutique Talent search firm connecting exceptional Talent with the most innovative companies in the AI and software development industries across EMEA.

Our clients are among companies with innovative products that have a positive impact on our societies and we present them with a solution model between fine consulting and flexible recruitment process outsourcing :

• Fractional Talent acquisition advisory

• Recruitment operation tools

• On-demand Talent sourcing expertise 

Job Summary

We are seeking a Backend Engineer to join an elite team of industry leaders at a cutting-edge French fintech startup. This company’s blend of financial expertise and advanced technology has rapidly positioned it as a leader in scalable, secure fintech solutions designed to meet the needs of some of the world’s most innovative financial institutions. 

In this role, you’ll drive the development of robust backend systems, architecting secure, high-performance applications while tackling complex data integration, scalability, and security challenges. It’s a high-impact position in a fast-paced, high-talent environment where innovation, speed, and teamwork are core to success

In this role, you will

• Lead the development and optimization of robust backend systems, primarily using Python and AWS services, to support high-performance AI-driven applications that scale efficiently with user demand

• Architect secure, scalable, and maintainable infrastructures on AWS, including database design, cloud storage, and serverless architectures that align with the company’s mission for growth and impact

• Collaborate with cross-functional teams, including AI researchers and data scientists, to seamlessly integrate AI models into user-centric applications

• Architect scalable, maintainable systems that support the company’s rapid growth and mission to make a meaningful environmental impact

• Mentor and support junior developers, fostering an environment of collaboration and technical excellence

• Automate and optimize systems to deliver faster, more efficient solutions to both users and internal teams

Required Skills and Qualifications

• Strong foundation in computer science with expertise in Python, including experience in backend frameworks (e.g., Flask, Django) and API development

• Deep knowledge of AWS services (such as Lambda, EC2, S3, RDS, and DynamoDB) and familiarity with building and deploying cloud-native applications

• Understanding of secure, scalable architectures and best practices for handling sensitive data in cloud environments

• Passion for AI and backend development, with an emphasis on building systems that enhance AI model performance and user experience

• Proven commitment to teamwork, continuous growth, and a proactive approach to feedback and collaboration

• Background in early-stage startup environments is a plus, as is a high degree of adaptability and resilience in a fast-paced setting

Preferred Skills and Qualifications

• Familiarity with infrastructure as code (IaC) tools, such as AWS CloudFormation or Terraform, for scalable, reproducible infrastructure management

• Experience with data processing frameworks and libraries in Python (e.g., Pandas, NumPy) and their integration with cloud-based data pipelines
  

In return, they offer

• Top of the market salary

• Equity plan  

• Relocation support

• Visa administration

🌈 Diversity, Equity, Inclusion and Belonging

We are committed to enabling everyone to feel included and valued and trust our partners to do the same. Both the company and its culture are strongest when composed of diverse experiences and backgrounds.

All qualified applicants will receive consideration for employment without regard to age, color, family, gender identity, marital status, national origin, physical or mental disability, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws.

ℹ️ Important

If you have a medical condition or an individual need for an adjustment to our process, and you believe this may affect your ability to be at your best - please let us know so we can talk about how we can best support you and make any adjustments that may be needed.

In case of any doubts or questions, please contact Fledge - hello@fledge.net