Senior Software Engineer, Billing - Paris

Mistral AI; London; Hybrid; GBP 50,000 - 90,000; Full time

Job summary

Join a pioneering company at the forefront of AI technology, where your expertise will help shape innovative solutions that simplify tasks and enhance creativity. In this dynamic role, you will integrate billing systems with cutting-edge AI products, ensuring seamless functionality and compliance with complex regulations. Collaborate with a passionate team dedicated to driving innovation and making a meaningful impact on society. With opportunities for growth and a commitment to employee well-being, this is your chance to thrive in a supportive and creative environment. Embrace the future of AI and contribute to projects that transform industries.

Benefits

Competitive cash salary and equity

Daily lunch vouchers

Monthly contribution to Gympass subscription

Monthly contribution to mobility pass

Full health insurance for you and your family

Generous parental leave policy

Visa sponsorship

Qualifications

• Proven experience in backend development and integrating with payment platforms.
• Strong understanding of billing concepts and tax regulations.

Responsibilities

• Integrate products with billing infrastructure for seamless functionality.
• Develop interfaces between systems and external platforms like Salesforce.

Skills

Backend Development (Python)

Payment Platform Integration

Billing Concepts Understanding

Communication Skills

Education

Degree in Computer Science

Degree in Engineering

Tools

Salesforce

Stripe

PayPal

Job description

This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board.

About Mistral

At Mistral AI, we believe in the power of AI to simplify tasks, save time, and enhance learning and creativity. Our technology is designed to integrate seamlessly into daily working life.

We democratize AI through high-performance, optimized, open-source and cutting-edge models, products and solutions. Our comprehensive AI platform is designed to meet enterprise needs, whether on-premises or in cloud environments. Our offerings include le Chat, the AI assistant for life and work.

We are a dynamic, collaborative team passionate about AI and its potential to transform society.

Our diverse workforce thrives in competitive environments and is committed to driving innovation. Our teams are distributed between France, USA, UK, Germany and Singapore. We are creative, low-ego and team-spirited.

Join us to be part of a pioneering company shaping the future of AI. Together, we can make a meaningful impact. See more about our culture on https://mistral.ai/careers.

What you will do

1. Billing System Integration: Work on integrating our products with the billing infrastructure, ensuring seamless functionality across offerings.
2. Interconnection with External Systems: Develop and maintain interfaces between our systems and external platforms like Salesforce and third-party billing systems.
3. Payment Mechanism Expertise: Analyze and incorporate key payment mechanisms such as VAT compliance, mobile billing (e.g., Play Store), direct invoicing, and payment synchronization with platforms like Stripe.
4. Billing Processes: Ensure the accuracy and reliability of billing processes, taking into account synchronization challenges and reconciliation across systems.
5. Scalability and Optimization: Continuously optimize the billing systems to scale with growing demands while ensuring accuracy and efficiency.

About you

1. Degree in Computer Science, Engineering, or a related field.
2. Proven experience in backend development (Python) and integrating with payment platforms (e.g., Stripe, PayPal).
3. Strong understanding of billing concepts, including tax regulations, invoicing, and payment processing.
4. Experience working on billing systems within large-scale SaaS environments.
5. Able to understand and address business challenges related to billing, such as compliance, reconciliation, and payment synchronization.
6. Able to review code and system architectures with a security-first mindset.
7. Strong communication skills to work cross-functionally with teams such as finance, sales, and external vendors.

Now it would be ideal if you have:

1. Familiarity with Salesforce integrations or similar CRM platforms.
2. Knowledge of global tax and compliance regulations impacting billing in SaaS businesses.

Remote

For this role, we do not require you to be based in a specific location outside of the countries listed in this job posting. In return, we expect you to be available for a monthly visit to one of our offices.

If you are based in France, Germany, or Spain, we ask that you be able to come to our Paris office for 3 days each month. If you are based in the UK, we ask that you be able to come to our London office for 3 days each month.

Mistral AI will cover 100% of inter-country travel expenses and 50% of intra-country travel expenses.

Onboarding

We require all new hires to come to Paris for the first month when they start.

Hiring Process

1. Recruiter Screening (45min)
2. Hiring Manager Interview (30min)
3. Live-Coding interview (60min)
4. System Design Interview (60min)
5. Culture-fit discussion (30min)

Benefits

• Competitive cash salary and equity
• Food: Daily lunch vouchers
• Sport: Monthly contribution to a Gympass subscription
• Transportation: Monthly contribution to a mobility pass
• Health: Full health insurance for you and your family
• Parental: Generous parental leave policy
• Visa sponsorship