Senior Software Engineer, AI - San Francisco

Aircall is the world’s leading integrated customer communications and intelligence platform for growing businesses. Trusted by over 20,000 companies worldwide, Aircall unifies voice and digital channels into one seamless platform, offering one-click integrations with leading CRMs and over 100 business tools. With real-time, AI-powered insights and feedback, AI agents, and automation, we help sales and support teams save time on routine tasks, uncover opportunities, and deliver exceptional customer experiences. With a global team of 600+ across nine offices, Paris, New York, San Francisco, Sydney, Madrid, London, Berlin, Seattle, Mexico City, Aircall is transforming how businesses connect with their customers, driving smarter conversations, deeper relationships, and measurable success.

How We Work at Aircall : At Aircall, we believe in customer obsession, continuous learning, and delivering extraordinary outcomes. We value open collaboration, taking ownership, and making smart, informed decisions with speed and precision. If you thrive in a fast-paced, team-driven environment where curiosity, trust, and impact matter, you'll fit right in

As a Senior Backend & AI Engineer, you will be responsible for the design, development, deployment, and operation of business-critical AI features. Previous experience implementing AI features is a must. Best practices, evangelization, and mentoring in your team and across all of Engineering will be a part of your day to day job. Quality, excellence, and agility drive our delivery processes and you will help us level these up. You will be building practical applications such as chatbots, virtual assistants, automated content generation, and other NLP-powered tools. You will use and fine-tune existing LLMs to cater to specific business needs and domains, ensuring high performance in real-world applications.

Your Responsibilities @ Aircall :

• Collaborate on requirements analysis to design the right technical and business solutions for our customers.
• Propose innovative solutions by staying ahead of AI landscape trends and emerging technologies.
• Own key responsibilities in the design, architecture, and end-to-end delivery of AI-driven modules.
• Write clean, scalable, and maintainable code while ensuring proper testing, deployment, and monitoring.
• Continuously improve code quality through regular refactoring, debugging, and performance enhancements.
• Contribute to building secure, high-quality AI solutions that power Aircall’s customer experience.
• Optimize product and platform performance and ensure reliability through live site monitoring.
• Participate in an on-call rotation to handle critical incidents and maintain system uptime.

Qualifications :

$180,000 - $220,000 a year

This is not including equity and other benefits. The actual salary offered will carefully consider a wide range of factors, including your skills, qualifications, and experience.

Aircall is constantly moving forward. We’re building new roads to complete our journey, and we’re taking people with us who have the same builder mentality.

Let’s grow together : Aircall is a place for those who dare to be bold and seek responsibility, excellence, and the opportunity to push themselves to new heights.

We’re creating a place where great people trust one another and thrive together.

People flourish at Aircall and now is the time to be part of the team and the journey we’re on.

Why join us?

Key moment to join Aircall in terms of growth and opportunities

️ Our people matter, work-life balance is important at Aircall

Fast-learning environment, entrepreneurial and strong team spirit

45+ Nationalities : cosmopolite & multi-cultural mindset

Competitive salary package & equity

Medical, dental, and vision insurance is 100% covered

401k plan with company matching!

️Unlimited PTO — take the time you need to come to work feeling great!

️Wellness, commuter, and childcare reimbursements

Generous parental leave policy

DE&I Statement :

At Aircall, we believe diversity, equity and inclusion – irrespective of origins, identity, background and orientations – are core to our journey.

We pride ourselves on promoting active inclusion within our business to foster a strong sense of belonging for all. We’re working to create a place filled with diverse people who can enrich and learn from one another. We’re committed to ensuring that everyone not only has a seat at the table but is valued and respected at it by providing equal opportunities to develop and thrive.

We will constantly challenge ourselves to make sure that we live up to our ambitions around diversity, equity and inclusion, and keep this conversation open. Above all else, we understand and acknowledge that we have work to do and much to learn.

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