Senior Fullstack Engineer (110k-130k) at Midnite

This is a job that Jill our AI Recruiter is recruiting for on behalf of one of our customers.

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Job Title: Senior Fullstack Engineer - Nucleus

Salary: 110k-130k

Company Description: Midnite - Series C betting platform backed by The Raine Group

Job Description:
Join a greenfield team building Midnites internal back-office platform from the ground up. As a player-manager you will lead three engineers while remaining hands-on with Python and Vue. You will drive AI experimentation leveraging LLMs and RAG to automate engineering workflows and enhance operational efficiency across this high-growth Series C startup.

Location: Remote UK

Why this role is remarkable:

• Lead a brand new Nucleus team with full autonomy to shape the internal platform and define engineering standards for the entire organization.

• Work for a well-funded Series C company that has raised over $75M from prestigious investors like The Raine Group ensuring stability and scale.

• Drive the practical application of AI moving beyond chatbots to productionize LLM-powered tools that directly improve developer experience and business operations.

What you will do:

• Design and maintain the backend systems and operational dashboards that power Midnites internal platform using Python Flask and AWS.

• Lead and mentor a team of three engineers managing sprint planning professional development and technical direction as a player-manager.

• Prototype and ship AI-powered improvements such as automated code review tooling intelligent alerting and internal assistants for non-technical teams.

The ideal candidate:

• 7 years of backend engineering experience with strong proficiency in Python and a high bar for software architecture and engineering standards.

• Proven experience leading or mentoring engineers in a hands-on capacity while successfully delivering complex technical projects in a production environment.

• Practical experience integrating LLMs and AI APIs into real products with a curiosity for emerging frameworks like LangChain LlamaIndex or RAG pipelines.

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:

Senior IC