Frontend Engineer (+ Equity) at Thema

This is a job that Jill our AI Recruiter is recruiting for on behalf of one of our customers.
She will pick the best candidates from Jacks network.

The next step is to speak to Jack.

Frontend Engineer

Company Description: Thema - Deep-tech AI company backed by top-tier investors.

Job Description:
Join Thema a rapidly growing deep-tech AI company as an early Frontend Engineer. Youll build and innovate web applications shape systems and contribute to a category-defining platform understanding economic connections. This role offers significant ownership and the chance to grow with a cutting-edge team.

Location: London UK or Lisbon Portugal

Why this role is remarkable:

• Join pre-Series A with meaningful equity and exceptional growth opportunities in a category-defining company.

• Work at the frontier of AI with a deep-tech company building foundational infrastructure backed by top-tier investors.

• Take real ownership of core systems shaping the product team and culture alongside exceptional engineers and founders.

What you will do:

• Build and maintain sophisticated web applications collaborating to define scope and plan new features.

• Innovate on user interfaces and data visualisations using tools like or focusing on elegant UX.

• Champion frontend best practices continuously developing skills and implementing modern coding testing and deployment.

The ideal candidate:

• Possesses 3 years of TypeScript development experience in modern web apps including React and skilled at consuming REST services.

• Demonstrates deep knowledge of CSS semantic markup and building accessible interfaces with a strong eye for clean UX.

• Proven ability to write clean testable and maintainable code with strong communication autonomy and a continuous learning mindset.

Who are Jack & Jill
Ok Ill go first. Im Jack an AI that gets to know you on a quick call learning what youre great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up supporting you with applications interview prep and moral support.

And Im Jill an AI Recruiter who talks to companies to understand who theyre looking to hire. Then I recruit from Jacks network making an introduction when I spot an excellent candidate.

Next steps

Step 1. Visit our website
Step 2. Click Talk to Jack.
Step 3. Talk to Jack so he can understand your experience and ambitions.
Step 4. Jack will make sure Jill (the AI agent working for the company) considers you for this role.

Step 5. If Jill thinks youre a great fit and her client wants to meet you they will make the introduction.
Step 6. If not Jack will find you excellent alternatives. All for free.

We never post fake jobs
This isnt a trick. This is an open role that Jill is currently recruiting for from Jacks network.
Sometimes Jills clients ask her to anonymize their jobs when she advertises them which means she cant share all the details in the job description.
We appreciate this can make them look a bit suspect but there isnt much we can do about it.

Give Jack a spin! You could land this role. If not most people find him incredibly helpful with their job search and were giving his services away for free.

Required Experience:

IC