Engineers collaborating on client work
Careers at Quantabase

Do the work the industryonly talks about.

Most AI jobs are demos and decks. Here, you ship inside real companies, test systems that are actually about to launch, and put your name on findings that matter. Remote, global, mission-based — and paid at specialist rates, not platform rates.

See open roles → Join the expert network
Why here

Serious work,honestly run.

Missions, not tickets

Engagements have a written definition of done and an end. You ship, you hand over, you move to the next hard thing.

Follow the sun, not the clock

A genuinely global operation. Work where you are; overlap where it counts; no performative hours.

Vetted once, valued always

Pass the six gates once and carry a signed competency report across every engagement — yours to keep, wherever you go.

Your name on the work

Findings are signed, sign-offs are named. That cuts both ways — and the people we want prefer it that way.

Open roles

The core team.

Full-time and long-contract roles inside Quantabase's practices.

Forward-Deployed AI Engineer

Flagship

Ship LLM integrations, agents, retrieval and evaluation harnesses inside client environments. Senior, production-minded, customer-fluent.

Remote · US/EU overlap · Full-time

Delivery Lead

Core

Own mission scope, stakeholders and the evidence gate. The named owner clients call — calm under ambiguity, focused on outcomes over slides.

Remote · Global · Full-time

AI Red-Team Engineer

Assurance

Break systems for a living: prompt injection, tool misuse, data exfiltration, domain harms. Findings ranked, reproducible, signed.

Remote · Global · Full-time
The expert network

Your expertise,on your terms.

Per-engagement work for practising specialists who evaluate AI systems — paid at specialist rates, scheduled around your practice.

Clinical Reviewer

MD / PharmD

Evaluate clinical reasoning, safety behaviour and documentation quality on medical AI, with a clear mandate to challenge the model.

Remote · Flexible · Per engagement

Legal Reviewer

Practising

Evaluate legal reasoning where a wrong answer is expensive — contracts, compliance, disputes.

Remote · Flexible · Per engagement

Financial Reviewer

CA / CPA

Review financial reasoning, reconciliation logic and audit-adjacent output on finance AI systems.

Remote · Flexible · Per engagement

Language & Locale Specialist

Native

Evaluate AI in the languages your market actually speaks — domain-qualified, per-language scorecards.

Remote · Global · Per engagement
Apply → How we assess
Technology positions · for Quantabase and for our clients

If you are excellent at it,we are hiring for it.

Beyond the core team and the expert network, we place and embed senior technologists across the most in-demand skills — inside our own missions and inside our clients' teams. No listed role required: if your skill is below and your work is serious, apply.

AI & Data

Build the intelligence

AI/ML EngineerForward-Deployed EngineerLLM / Agent EngineerData EngineerData ScientistMLOpsSnowflake · DatabricksAnalytics · Power BI · Tableau
Engineering

Build the systems

Full-Stack · React · NodePythonJava · Spring.NETGolangMobile · iOS · Android · FlutterQA · SDET · AutomationAPI & Integration · Kafka
Platform & Security

Keep it running

DevOps · SRECloud · AWS · Azure · GCPKubernetes · TerraformCybersecurity EngineerIdentity & IAMNetwork EngineerDatabase · DBA
Enterprise & Delivery

Make it land

SalesforceSAPServiceNowRPA · UiPathProduct ManagerDelivery Lead · ScrumUX / UI DesignerBusiness Analyst

Every applicant — for us or for a client — passes the same six gates, including the live expert session. That is the point: the vetting is the product. Apply below or write to careers@quantabase.ai.

How we assess

Six gates.Worth passing.

Our vetting is deliberately demanding — a live, on-camera session with a senior expert in your own discipline is the final technical gate. It is also the point: pass it once, and you carry a signed competency report that means something, on every engagement after.

We verify identity, we probe depth rather than recall, and we never run automated-only rejections. A human reads every serious application.

Gate 01 · Source

Curated intake

Referral, verified track record, targeted search. No open signup, no list-buying.

Gate 02 · Screen

Structured assessment

Role-specific, scored against a rubric agreed in advance.

Gate 03 · Craft

Real-work review

Your production work, reviewed by a senior in your discipline.

Gate 04 · Live

Live, unscripted session

Unscripted and expert-led. The gate that cannot be gamed.

→ Signed competency report, yours to keep
Gate 05 · Validate

Human sign-off

An experienced consultant validates every match to every engagement.

Gate 06 · Measure

Work speaks next time

Delivery outcomes feed your profile — great work compounds.

Apply

One application,read by a specialist.

One application for everything — core roles, client-side technology positions, and the expert network. Name any role or skill, attach your resume, and it reaches the specialist who runs that discipline within two business days. For business enquiries, use the contact form.

Or email your CV to careers@quantabase.ai with the role in the subject line.

No role that fits? Exceptional is its own category — pick "Exceptional" above and say so plainly. The best people we have found did not fit a listing.