AI Engineer

About Us

At Hiya, we’re revolutionizing voice communication to make it more secure and productive. Our mission is to protect against spam and fraud, connect businesses with customers, and secure global telecommunications.

Since 2015, when we introduced the first mobile caller ID and spam-blocking apps, we’ve been at the forefront of voice intelligence innovation. In 2016, we partnered with Samsung and AT&T to launch Hiya Protect, the first network-based spam-blocking solution. In 2019, we introduced Hiya Connect, a branded call SaaS platform that helps businesses reach more customers by phone.

Today, our Voice Intelligence Platform powers over 500 million users worldwide. Leveraging adaptive AI and audio intelligence, it delivers smarter, safer, and more productive voice interactions across networks, apps, and devices. Our network & solution partners have grown to include British Telecom, EE, Virgin Media O2, Ericsson, Rogers, Bell Canada, MasMovil, Telenor, HP, KPMG, and more.

About the Position

AI Engineers are responsible for developing and integrating AI solutions into Hiya’s products, focusing on rapid iteration, prompt engineering, and practical application. You\’ll fine-tune and optimize foundation models, craft sophisticated multi-agent systems, and invent novel solutions to power the next generation of voice intelligence.

What You’ll Do

• Integrate AI solutions into existing products and workflows

• Collaborate with cross-functional teams to understand business requirements and translate them into technical solutions

• Conduct model evaluations, prompt engineering, and fine-tuning of large language models (LLMs)

• Implement and manage AI orchestration, including agent-based systems

• Participate in the design and implementation of AI-powered applications and interfaces

• Help shape the technical direction and best practices for LLM application development

• Stay at the forefront of AI research and incorporate state-of-the-art techniques

What You’ll Need to Succeed

• Proficiency in programming languages such as Python, JavaScript, or TypeScript

• Experience working with foundational model APIs and pre-trained open source models

• Strong understanding of machine learning workflows, including model evaluations and LLM fine-tuning

• Familiarity with AI orchestration and agent-based systems and best practices (LangChain, AutoGen, n8n)

• Excellent problem-solving skills and the ability to work independently and collaboratively.

• Strong communication skills and the ability to translate technical concepts to non-technical stakeholders

The person in this role must embody Hiya’s key values of Serving our customers, Doing rather than observing, Improving ourselves and our business, Owning and holding ourselves accountable for success, and Leading by showing up with a point of view, engaging in open discussion, listening respectfully to others opinions and committing to decisions.

You will have a fast start if you have experience:

• Experience with cloud platforms such as AWS, Google Cloud, or Azure

• Knowledge of Kubernetes and containerization technologies

• Experience with data science and ML engineering

• Familiarity with retrieval-augmented generation (RAG)

The requirements listed in the job descriptions are guidelines. You don’t have to satisfy every requirement or meet every qualification listed. If your skills are transferable we would still love to hear from you.

More Details

• Start Date: Immediately

• Status: Full-time

• Type: Hybrid

• Location: London, UK

• Travel Requirements:

• Department: Engineering

• Reports to: VP of Engineering

Benefits

• 25 holiday plus bank holidays

• Opt in salary sacrifice pension scheme (company full 4% of basic salary contribution)

• Paid parental leave

• Private medical insurance through Vitality (including dental & vision)

• Employer-paid life insurance 2x base salary

• Donation Matching for a charity of your choice (up to $1,000/ year)

• WFH equipment stipend

• $1,000/year in Professional Development funds

• Lunch provided on in- office days

This position is based in London, UK. Office post code: W1F 8WE

We are building a team with a variety of perspectives, identities, and professional experiences. We evaluate great candidates through a business lens and we strongly believe that diversity and unique perspectives make our company stronger, more dynamic, and a great place to build a career.

Our team has won various awards over the last 4 years from Built-in Seattle and Seattle Business Week to #86 on Deloitte Technology Fast 500 and Forbes #1 Startup Employer. Here at Hiya, we are a people-centric company focused on helping each and every one of our employees grow both personally and professionally. We feel that creating a team culture of support and empowerment to challenge the status quo results in an energized and passionate team that is continuously challenged and passionate about the work they are doing. You\’ll love working here if you are looking for an innovative challenge that is disrupting an industry. Come join us!

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