Full-Stack Platform Engineer (90k + Equity) at Handshaik

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: Full-Stack / Platform Engineer

Salary: 90k Equity

Company Description: Handshaik - AI-native company intelligence platform backed by BigChange founder Martin Port.

Job Description:
Join a high-growth startup as a foundational engineer building an AI-native platform for M&A and private equity. You will own the entire technical lifecyclefrom architecting Python/FastAPI backends and React frontends to managing AWS infrastructure and integrating LLMs via Bedrock. This role offers direct influence over the companys technical future.

Location: London UK

Why this role is remarkable:

• Significant ownership as a foundational hire working directly with the CTO and founders to define engineering standards and product roadmap.

• High-performance technical stack involving AI-driven search vector databases (pgvector) and agent-based workflows at the frontier of dealmaking technology.

• Strong commercial backing from the BigChange ecosystem and Cambridge AI researchers moving rapidly toward product-market fit with active early customers.

What you will do:

• Design build and operate a production SaaS platform using Python (FastAPI) React and PostgreSQL ensuring high performance and security.

• Architect and scale cloud infrastructure on AWS using Terraform ECS and Lambda while maintaining multi-tenant security and ISO 27001 standards.

• Develop and optimize hybrid search capabilities and data pipelines integrating LLMs to automate complex research tasks for dealmakers.

The ideal candidate:

• 7 years of experience building and shipping production-grade systems in startup or small-company environments with a strong bias for action.

• Expert proficiency across the full stack specifically Python React/TypeScript PostgreSQL and hands-on AWS infrastructure management.

• Proven ability to make sound architectural decisions independently and a genuine enthusiasm for leveraging AI to solve fragmented manual workflows.

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