Senior Full Stack Engineer

Cera DK · Camden, NJ · 2 wk ago

Full-time

About Cera

Cera is the UK's largest HealthTech company and one of Europe's fastest-growing businesses – harnessing preventative technology and AI to take care out of Britain's hospitals and into patients' homes. Our 10,000 carers and nurses deliver around 2.5 million patient home visits a month – a volume greater than all A&E attendances across England. Cera is now Europe's largest HealthTech company and one of its fastest-growing businesses, with circa $500 million in annualised revenues, and 150-fold growth in impact over the past five years. Cera has also gathered the largest home healthcare dataset in Europe, powering the development of cutting-edge AI products that have reduced hospitalisations by up to 70%, saving the UK Government and NHS more than £1 billion to date. The UK's Number 1 ranked HealthTech company, Cera's pioneering approach has been recognised by numerous industry awards including a Newsweek AI Impact Award, the UK Tech Awards' Tech for Good Prize, Health Tech Digital's Best Use of Artificial Intelligence, the Deloitte Fast 50 and EY's prestigious UK Entrepreneur of the Year Award 2024. Cera was recently recognised by TIME Magazine as one of the World's Top HealthTech Companies, and has been recognised as the Number 1 Healthcare AI Company for 2025.

About Hire Ami

Born out of the UK's fastest-growing tech-enabled talent acquisition platform dedicated to the health and social care sector, we operate a suite of proprietary AI agents that interviews, compliance checks and proactively supports frontline workers in their critical roles. Our products are used by industry leaders in health and social care, and recruitment teams in other critical sectors suffering from inefficient volume recruitment. We are the best-in-class agentic AI provider for large frontline workforce, and the UK market leader in the health and social care sector. Our vision is to create digital humans to hire and run large frontline workforce, starting from health and social care. Joining us, you are contributing to making this vision a reality.

About The Role

As a Senior Full Stack Engineer at Hire Ami Ltd, you'll help build and improve our AI agents. You'll play a key role in developing scalable, user-focused AI solutions to turbo charge volume hiring in critical sectors. This is an individual contributor role, working directly with the CEO. This is an exciting opportunity to make a huge impact on solving the recruitment challenge for critical sectors with true agentic AI. You'll work with a supportive, experienced and entrepreneurial team on AI products that truly transform industries.

Responsibilities

Develop scalable, reusable, and high-performance backend features and APIs
Own the AI agent (from prompting, to QA, to bespoke implementation (integration, customization))
Build reliable systems and quick prototypes, leveraging AI coding (Vercel, Supabase, Claude Code)
Write robust unit and integration tests
Improve the codebase's architecture, reliability, and testability
Contribute to system design and technical discussions
Collaborate with product manager and other engineers
Support partner / client-side technical discussions when needed

Qualifications And Skills

You are entrepreneurial, laser-focused on problem solving, and passionate about agentic AI. You are a strong communicator who is able to express their thoughts and ideas during meetings but also open to other points of view.

Hard Requirement

5 - 8 years of experience in software engineering
Experience working as Founding Engineer, or early hires of successful startup / scaleups is a plus
Strong proficiency in JavaScript and TypeScript, React.js and Python
Experience building reliable systems and quick prototypes, leveraging low-code solutions and AI coding (Vercel, Supabase, Claude Code)
Experience building production-grade front and backend systems & APIs
Solid understanding of relational (MySQL, PostgreSQL) databases
Comfortable working across the full stack
Supporting your code by writing unit tests and integration tests
Experience with cloud platforms (AWS and GCP)
Familiarity with Infrastructure as Code (e.g. Terraform) is a plus
Working in agile environments