Jobs in Portsmouth, United Kingdom

As a Full-Stack Product Engineer, you’ll play a pivotal role in building and iterating on full-stack features of our AI-powered anti-financial crime platform such as document fraud detection and web due diligence. You will also develop systems to automate the testing and improvement of our solution such as evals, prompt optimisation, and fine-tuning models.

At Arva AI, we are driven by three core principles:

• 1. Deliver Value Fast — Speed + ownership is our superpower. We value action over perfection. We’re not afraid to get our hands dirty, experiment, and iterate quickly to achieve our goals, and completely own the outcome.
• 2. Customer First, Team Second, Self Last — Our priority is creating value for our customers. We then focus on building a supportive, growth-oriented team environment, putting individual needs last to ensure collective success.
• 3. Transparency — We believe in open communication and full visibility across teams and roles. Decisions, successes, and failures are shared openly to foster trust and collaboration.

• Experience: 1+ years in a full stack / product engineering role, as well as experience using AI/ML and computer vision.
• Technical Expertise: Proficient in TypeScript, React and NodeJS, and with good product intuition.
• AI Skills: Hands-on experience with prompt engineering, fine-tuning pre-trained models, and training custom models, including vision models.
• Product Mindset: Strong understanding of how AI can solve real-world problems, with a focus on customer needs.
• Interests: Ability to stay updated with the latest advancements in AI and apply them effectively.
• Collaboration: Excellent communication skills to work across teams and explain complex AI concepts to non-technical stakeholders.
• Ownership: A proactive, problem-solving mindset with the ability to take full responsibility for projects and outcomes.
• Growth-Oriented: Excited to learn new skills, tackle challenges, and adapt as the company scales.

• Be part of an early-stage startup with significant ownership and influence over the AI strategy.
• Work on cutting-edge AI technologies that transform how businesses operate.
• Collaborate with a passionate, mission-driven team dedicated to innovation.
• Work from anywhere in the world for 4 weeks a year, in addition to regular team off-sites.
• Competitive salary and equity package, with bi-annual salary review and yearly performance based equity refresh.

If you’re excited to shape the future of compliance with state-of-the-art AI solutions, we’d love to hear from you. Apply now to become an Arvanaut as our Full-Stack Product Engineer.

• Intro/screening call to sell you on the vision
• Take-home task to show off your skills
• Debrief call to dive into your submission
• In-person hangout to meet the team

Arva AI is revolutionising financial crime intelligence with our cutting-edge AI Agents. By automating manual human review tasks, we enhance operational efficiency and help financial institutions handle AML, KYB and KYC reviews, cutting costs by 80%.

Arva AI is trusted by fast-growing fintechs like Keep to reduce friction, improve compliance outcomes, and unlock scale