rainbow

A workforce we can vouch for.

Every expert in our network is verified at source: identity, employer, role, and seniority, confirmed against systems of record — not resumes or self-attestation.

The work: training and evaluating frontier AI models in your profession — flexible, remote, and paid like the expertise it is.

Who's in the network

PhysiciansNursesLawyersElectriciansCNC operatorsAviation techniciansMechanicsAgronomistsInsurance specialistsFinancial analystsIT professionalsProject managers

Where the network runs

Europe · Latin America · China · GCC & Saudi Arabia · West Africa · East Africa · Central Africa

Open expert roles

Physician

Remote · Contract

Licensed MDs with verified clinical roles.

The work

  • Grade model answers to clinical questions the way you'd review a resident
  • Author diagnosis and triage demonstrations with the reasoning written out
  • Red-team medical claims for subtle, dangerous errors
  • Evaluate multilingual health content in your native language

You

  • Active medical license and recent clinical practice
  • Credentials and roles verified at source on intake
  • Zero tolerance for plausible-sounding errors
  • Comfort grading against rubrics, precisely

Nurse

Remote · Contract

Registered nurses with verified ward, clinic, or field experience.

The work

  • Evaluate care-instruction and patient-communication outputs for safety and clarity
  • Author realistic clinical-workflow scenarios models get wrong
  • Review triage dialogues and escalation decisions
  • Review health content across the languages you practice in

You

  • Current RN registration and hands-on experience
  • Sharp eye for the gap between textbook and ward reality
  • Written English plus your working languages
  • Reliability — teams run on schedules

Lawyer

Remote · Contract

Practicing attorneys with practice areas verified at source.

The work

  • Grade model-drafted contracts, memos, and briefs against professional standards
  • Author legal-reasoning tasks where the controlling rule is genuinely contested
  • Verify citations and flag confident fabrications
  • Evaluate jurisdiction-specific content in local languages

You

  • Bar admission and active practice
  • A practice area we can match to real demand
  • Appetite for making machines cite honestly
  • Precision under volume

Insurance & Financial Specialist

Remote · Contract

Underwriters, claims specialists, analysts, and accountants with verified sector experience.

The work

  • Evaluate model reasoning on claims, underwriting, and financial analysis
  • Author realistic case files with verifiable right answers
  • Grade spreadsheet and report outputs for silent numerical errors
  • Red-team financial advice for accuracy

You

  • Multi-year sector experience, verified at source
  • Fluency in the documents your industry actually runs on
  • Numerical exactness as a habit
  • Discretion with confidential material

Industrial Electrician

Remote · Contract

Licensed electricians and energy technicians with verified field experience.

The work

  • Evaluate troubleshooting dialogues for what would actually work — and what would get someone hurt
  • Review schematics, panel photos, and fault scenarios
  • Author safety-critical procedure data with real-world edge cases
  • Grade model answers on the codes and standards you work under

You

  • Trade certification and field experience, verified at source
  • Ability to explain why an answer is wrong, in writing
  • Safety-first instincts
  • No tolerance for confident guesses about live circuits

CNC & Manufacturing Specialist

Remote · Contract

CNC operators, machinists, and industrial-manufacturing specialists with verified shop experience.

The work

  • Evaluate machining and process answers for feasibility, tolerance, and safety
  • Review technical drawings, G-code, and setup scenarios
  • Author demonstrations of real production problem-solving
  • Red-team model advice that would scrap a part — or a machine

You

  • Verified years on the floor
  • Blueprint and spec literacy
  • Patience for documenting what's obvious to you and invisible to models
  • Precision, measured in microns

Aviation Technician

Remote · Contract

Licensed aircraft maintenance technicians and aviation-operations specialists.

The work

  • Grade model outputs on maintenance procedures against the manuals that govern them
  • Review technical documentation, checklists, and fault trees
  • Author scenarios where the right answer is 'ground the aircraft'
  • Evaluate safety-critical reasoning with regulatory precision

You

  • Aviation maintenance certification, verified at source
  • Documentation discipline — it's the job
  • Fluency in the difference between compliant and airworthy
  • Calm, exact written communication

Agronomist / Energy Specialist

Remote · Contract

Agriculture and energy-sector specialists with verified field and plant experience.

The work

  • Evaluate model reasoning on crop, soil, grid, and process questions
  • Review field imagery and equipment scenarios with practitioner eyes
  • Author region-specific task data — what works in one climate fails in another
  • Grade safety and yield advice against real operational constraints

You

  • Degree or certification plus verified field experience
  • Regional expertise we can match to demand
  • Local-language fluency where you've worked
  • Practicality over textbook idealism