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Hire AI Engineers

Senior AI
Developers Ready to Join Your Team

Hire Senior AI engineers in 14 days or less from our in-house bench. MindK builds and runs its own AI agents in production for the US medical billing and consumer sectors. Our developers bring the components, the Product Owner's mindset, and failure lessons from that work.

Get in touch
14 days

or less to hire an AI engineer

MindK's

in-house developers

5.3 years

average engineer tenure

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What do you get with MindK's AI engineers?

Most AI prototypes break on the inputs nobody has tested. The AI developers you hire from MindK come from teams that run LLM agents at production volume, including on GoodBilling, MindK's own agentic billing platform. They bring the habits that keep an agent reliable after the demo, starting with evaluation suites and step-level observability.

  • Top 4% AI talent

    About 4% of candidates pass MindK selection. For AI roles, vetting adds a technical assessment built around the decisions a senior engineer makes in production.

    Top 4% AI talent
  • Engineers who think like Product Owners

    Some things are impossible to automate, including the judgment of what constitutes a good output and what to build in the first place. We cultivate these skills through a mentorship program for AI developers.

    Engineers who think like Product Owners
  • Engineers who design the eval set before the prompt

    We build eval sets from edge cases and real production failures, then write prompts against them. Retrieval, fine-tuning, or a plain rules engine is chosen based on how often the data changes and how auditable the logic must be. Each system ships with observability on task completion rate, cost per completed task, latency per step, token use, override rates, and fallback triggers. Every failure found in production becomes a regression test.

    Engineers who design the eval set before the prompt
  • Full-stack AI expertise (LLMs, GenAI, ML, NLP, computer vision)

    Our engineers work across LLMs, generative AI, classical machine learning, NLP, and computer vision. Although models can read scanned documents directly, a dedicated OCR stage still makes sense for high-volume calls that require field-level accuracy. Developers who know the whole range pick the right technique for each step, including when a small model beats an LLM on latency and cost.

    Full-stack AI expertise (LLMs, GenAI, ML, NLP, computer vision)
  • Senior AI engineer guarantee

    Every specialist we place is a Senior engineer, drawn from MindK’s bench. This experience allows our AI engineers to catch expensive architectural mistakes, such as a retrieval design that can’t be evaluated or a model call where a lookup table would do, before they reach your cloud bill. If an engineer doesn’t meet your bar after they start, you can swap them on short notice.

    Senior AI engineer guarantee
  • KPI agreed before the first sprint

    Before the build starts, we agree with you on a baseline and a target KPI, such as handling time per case. Engineers also flag workflows where AI is the wrong tool. A fee calculation belongs in a lookup table, where every result is exact and auditable. A task that runs 30 times a month rarely justifies the eval set, and monitoring an agent needs to stay reliable.

    KPI agreed before the first sprint

Case studies: hire AI developers who delivered results

Explore the success stories of our clients and two of MindK’s own agents that run in production across 300+ US clinics.

  • Background for

    Healthcare price-transparency platform

    Compressing a 3–4 month team effort into 1.5 FTE over ~1 month

    USA

    US health plans comply with the TiC regulation by publishing their pricing info as Machine-Readable Files. These MRFs are multi-gigabyte JSON documents in non-standard layouts that are incomprehensible for an average consumer. Our AI engineer turned that regulatory data dump into a useful consumer experience. The platform allows patients to compare the negotiated price of a procedure at nearby providers.

    • 20 TB of gzipped payer Machine-Readable Files ingested (roughly 30x larger when decompressed), analyzed, normalized, and made queryable.
    • End-to-end pipeline delivered: MRF ingestion → Parquet conversion → Athena query layer → NestJS API → React front end.
    • 4-5x productivity multiplier achieved at the project level
  • Background for

    Enterprise-grade learning management system

    80% reduction in development hours for a mission-critical Strapi backend modernization

    USA

    The client connects enterprise mentees with curated mentors across large organizations. The platform was stuck on Strapi v3, a version approaching end-of-life. Top customers demanded SSO, TOTP-based MFA, and modern Azure infrastructure. Our developer used AI for breaking-change surface mapping, schema migration, data remediation, GraphQL refactors, and Azure infrastructure-as-code. 

    • Single AI engineer completing the migration on schedule, with zero data-loss incidents.
    • 80% reduction in engineering hours on the Strapi v3 → v5 migration vs. the pre-migration estimate.
    • 720+ data-integrity issues remediated across the production dataset, with 95% resolved via AI-generated fixes.
    • Enterprise SSO and TOTP-based MFA delivered in 2 days, down from a 2-week initial estimate.
  • Background for

    60 minutes of admin work eliminated per patient with a voice call agent

    Verification of insurance benefits is still mostly a manual process with up to eleven steps requiring a medical biller’s attention and time. Most of this work happens in preparation for the call. MindK developed an AI agent that checks payer hours, dials, navigates multi-level IVRs, enters identifiers in each payer’s format, and waits out queues. Once a live representative is detected, the agent runs the benefits interview. 

    • A voice agent that navigates payer phone trees for 20 insurers.
    • Answers mapped into a 34-field downstream schema
    • Regression suite grown from 413 to 4,286 tests in 59 days, built from real payer behavior.
    • 13 call-outcome classes that turn incomplete calls into a retry, a data fix, or a channel switch
  • Background for

    90% acceleration of VoB turnaround time with a chat-based agent

    MindK built an agent that works through payer menus, text search, automated bots, queues, hold messages, free-text conversations with humans, credential or member-data questions, and redirects to other channels. The model handles the conversation. Deterministic code is responsible for the required fields, completion rules, and the final payload.

    • Up to 60 minutes of human effort per Verification of Benefits eliminated.
    • 90% reduction in VoB turnaround time across 12 payer locations. Zero PHI leakage incidents in production under HIPAA-isolated operation
    • Custom PHI anonymization service with ~98% precision and ~95% recall.
    • Output guard replayed against 19,939 historical messages. It caught each of the four known cases where the model exposed its internal reasoning and flagged no clean message.
  • Background for

    Multi-tenant SaaS platform

    The first surrogacy platform on the market with AI scoring and matching

    USA

    The customer planned to make AI the killer feature of its multi-tenant platform for US surrogacy agencies. Its two launch agencies handled candidate intake, qualification, screening, and matching by hand across an admin panel, a CRM, email, and medical documents. MindK engineers built AI into the Admin Panel as a recommendation layer, with the staff making the final decision.

    • AI quality scoring against configurable eligibility rules, with a color flag and a plain-language justification
    • Intelligent matching engine that ranks intended parent and carrier pairs across weighted criteria
    • Case summarization that turns unstructured clinical notes into concise case facts
    • Override capture that feeds rule tuning, with staff adjusting the rules in a no-code admin interface.
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    Pre-vetted, trained, battle tested, tailor matched to you

    Every person who gets to work with you is an AI developer whose growth we've supported throughout their entire career.
    Candidate vetting and hiring
    Internship
    Junior developer
    Middle developer
    Senior developer
    Part of your team
    Homegrown talent
    Starting with a MindK internship, they spent ~5 years working on MindK projects as a Junior, then Middle developer, before getting ready to join your team as a Senior AI engineer.

    AI engineers we provide,
    matched to the problem you're solving

    Agent orchestration, retrieval, fine-tuning, and data preparation fail in different ways, so each needs a different profile. On the first call, we map your problem to the role. Sometimes that means fewer, more senior hires than you planned.

    Agentic AI developers

    Hire agentic AI developers when the system has to act as well as answer: call tools, update records, trigger workflows, and hand work between agents. They design function-calling schemas and multi-agent orchestration, and decide how an agent reaches each system (MCP server, direct API call, CLI, browser agents for portals without APIs). Workflow state is kept outside the model, where it can be audited, and add human-in-the-loop approval gates and recovery paths for consequential actions.

    Generative AI and LLM developers

    Hire generative AI developers to build assistants over proprietary data and document workflows. With current tooling, a chat-over-documents prototype takes a day. The engineering starts after that: retrieval that respects who may see which record, and answers that cite a source that is still current. Our LLM developers measure quality by task completion and escalation rates. Structured outputs make every returned field trace back to a source or get marked as unknown.

    ML engineers for model customization

    Hire AI/ML developers when a foundation model can't reach your accuracy or cost target on its own. They fine-tune open-weight models with LoRA/QLoRA and distill a large model's behavior into a smaller one that costs less to run. Every candidate model is benchmarked on your data before it replaces anything. Fine-tuning adds a training pipeline that your team has to maintain and is worth it only when retrieval can't close the gap. That is why a feasibility check comes first.

    NLP engineers and computer vision developers

    Computer vision developers build image recognition and document extraction pipelines. They choose between multimodal LLMs and dedicated vision services such as AWS Rekognition based on cost per page and accuracy on your documents. NLP engineers build pipelines that extract information from unstructured text, such as condensing long notes into case facts or parsing free-text messages into structured fields.

    AI data engineers

    Retrieval and evaluation depend on the data behind them. AI data engineers audit your sources, map where each fact lives, and clean and label records for retrieval and evaluation sets. They also design the RAG knowledge base, including how documents are split and tagged, and which users can retrieve which records.

    MLOps and LLMOps engineers

    These engineers run the system after launch. They version prompts and models, monitor quality and drift, schedule retraining, and cut costs by routing simple calls to a cheaper model tier. They report cost per completed task, so a price change at your model provider shows up before the invoice does. MindK is an AWS partner. Engineers deploy into your cloud account with infrastructure as code, so every environment can be rebuilt and reviewed.

    AI tech stack our engineers work with

    Our AI engineers typically adopt the client's tech stack and collaboration tools. They can do that because they have hands-on experience with a range of AI models, agent frameworks, computer vision, NLP, and LLMOps tools, as well as domain-specific platforms.
    • OpenAI API OpenAI API
    • Anthropic Claude API Anthropic Claude API
    • Google Gemini API Google Gemini API
    • Amazon Bedrock Amazon Bedrock
    • Azure OpenAI Azure OpenAI
    • Google Vertex AI Google Vertex AI
    • Llama Llama
    • Qwen Qwen
    • DeepSeek DeepSeek
    • vLLM vLLM
    • PyTorch PyTorch
    • Hugging Face Transformers Hugging Face Transformers
    • Amazon SageMaker Amazon SageMaker
    • AWS Rekognition AWS Rekognition

    Agent frameworks and retrieval

    • LangGraph LangGraph
    • LangChain LangChain
    • OpenAI Agents SDK OpenAI Agents SDK
    • Claude Agent SDK Claude Agent SDK
    • Google ADK Google ADK
    • CrewAI CrewAI
    • LlamaIndex LlamaIndex
    • Playwright Playwright
    • pgvector pgvector
    • Pinecone Pinecone
    • Qdrant Qdrant

    Voice agents

    • Twilio Twilio
    • Deepgram Deepgram
    • ElevenLabs ElevenLabs
    • Livekit Livekit

    LLMOps and security

    • Langfuse Langfuse
    • LangSmith LangSmith
    • Arize Phoenix Arize Phoenix
    • Braintrust Braintrust
    • LiteLLM LiteLLM
    • MLflow MLflow
    • Amazon Bedrock Guardrails Amazon Bedrock Guardrails
    • Microsoft Presidio Microsoft Presidio
    • Datadog Datadog
    • Vanta Vanta
    • Terraform Terraform

    Healthcare AI

    • AWS HealthLake AWS HealthLake
    • Azure Health Data Services Azure Health Data Services
    • Amazon Comprehend Medical Amazon Comprehend Medical
    • AWS HealthScribe AWS HealthScribe

    How to Hire AI Engineers at MindK in 5 Steps

    You interview and approve every engineer who joins your team. MindK filters candidates first, so your interview time goes to a short list of people who match your stack and use case.

    Talk to MindK's CTO

    You start with a call with MindK's CTO about why you need the role and when it has to produce results. If needed, we sign an NDA before you share requirements. The role can change at this stage. Two mid-level hires sometimes become one senior AI engineer.
    01

    Let us find the best match

    We shortlist from our in-house AI engineers by skills and project history. If the profile you need isn't on the bench, we tell you upfront. Project history matters more than stack for AI roles, so AI shortlists take longer than shortlists for web roles. Expect matched CVs within 14 days.
    02

    Interview candidates

    You interview against your own technical bar, in as many rounds as you need. You can interview several profiles for one role, and nobody joins without your approval.
    03

    Assess the skills

    When the interview leaves questions open, you can add a test assignment. Clients use it most for AI hires, where skill is harder to judge in conversation.
    04

    Hire and onboard

    The engineer adopts your tools and standards and works on your project only. Onboarding takes up to one week. On day one, the engineer needs a technical contact and repository access. After that, we collect your feedback regularly and adjust the engagement. If the fit is wrong, you can swap the engineer or cancel on short notice.
    05

    Your code and
    data under your control

    AI engineers see whatever data your model sees, and that usually includes your most sensitive records. Access rules are agreed upon before anyone opens a repository.

    NDA and IP ownership from the first call

    We sign an NDA before you share requirements. From contract signature, you own everything an engineer produces for you: source code, prompts, evaluation sets, training data, and fine-tuned model weights. Where engineers use MindK's pre-built components, you receive a perpetual, royalty-free license to use and modify them in your product. MindK does not reuse your data or product-specific work on other projects.
    01

    Data boundaries for LLM work

    Before the first model call, we agree with you on which fields may reach a third-party model. Everything else is redacted or anonymized. Where sensitive identifiers are involved, engineers route LLM calls through a reversible anonymization gateway. It masks identifiers before a message reaches the model and restores them only at the output boundary. Access to environments, secrets, and traces is least-privilege. Traces often hold raw user input, so they fall under the same rule.
    02

    How we differ

    MindK
    Freelance AI developers
    Staffing companies
    Internal pool of strong AI engineers
    Team scaling on demand
    Security and compliance
    Product Owner's mindset
    Technical mentorships and internal training

    What
    our
    clients
    say

    • Riccardo Pessina

      Riccardo Pessina

      Head of Operations, Bitrock Srl
      Italy

      Riccardo Pessina

      One of the best partners we had

      «MindK has collaborated with us in supporting the final client in a project regarding DevOps activity. MindK is one of the best in terms of quality of profile proposed and time to market. The feedback we receive form the final client is excellent.»

    • Ida Groth

      Ida Groth

      Senior Product Manager, Building Materials Company
      Norway

      Ida Groth

      Responsibility
      and proactiveness

      «It’s so comforting to know that they see the whole picture and take full responsibility. It’s made all of the difference. I was most impressed with their proactiveness.»

    • Yokoy

      Yokoy

      Talent Acquisition Expert, Yokoy
      Switzerland

      Yokoy

      The workflow was very effective

      «The cloud migration project could be accelerated and we were able to focus on other topics within DevOps and Cloud. The workflow was very effective, the communication went very well and all deadlines were met. There were no issues whatsoever at any time. Their pace, level of service, and quality aren't always easy to find amongst vendors.»

    • Zaheer Mohiuddin

      Zaheer Mohiuddin

      Co-Founder, Levels.fyi
      USA

      Zaheer Mohiuddin

      This isn't your typical outsourcing shop

      «The quality of work and the interactions with the team felt akin to anyone that I've worked within the Bay Area in technology. MindK's expertise is for real and the bar is high. This isn't your typical outsourcing shop, MindK has top-notch engineers and PMs.»

    • Philip Yancey

      Philip Yancey

      Partner at Converze Media,
      USA

      Philip Yancey

      A reliable partner

      «I appreciate how MindK was able to build such a platform from conference calls, emails and basically a wish list of what our company wanted and needed automated to make Converze a more efficient and effective player in our space.»

    • Jordan Crone

      Jordan Crone

      Chief Experience Officer, Melody
      USA

      Jordan Crone

      Smooth
      communication flow

      «Our project has been going smoother than I could have imagined... It's the first time I've worked with a dev team a distance away that didn't have major (or any, for that matter) hiccups or have things lost in communication. I wish we could snatch them and make them a part of our team.»

    • Jesse Raccio

      Jesse Raccio

      CTO, The Game Band
      USA

      Jesse Raccio

      The team is always there to dig in and help

      «I’m happy with MindK’s agility, which relates to their communication. If we need to pivot on something, they’re ready to go in a different direction, and it doesn’t take a lot of energy to move that ship. The team is always there to dig in and help us out when we need to understand anything. Overall, they’re really supportive.»

    • Al Hariri

      Al Hariri

      Co-Founder, Vitagene
      USA

      Al Hariri

      Results-oriented and
      outcome-driven

      «I can tell you confidently that they are different from your regular agency that just wants to charge as much money for their work as they can get away with. MindK is completely results-oriented and outcome-driven.»

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      Why product teams
      hire AI engineers through MindK

      Few candidates have run an agent in production, and a pilot that stalls can cost a quarter while a competitor ships. MindK is set up to take those risks off your side of the table.

      Weeks to a working agent

      Engineers are already on MindK's staff, and bring pre-built components we run in production (doc eval, voice calls, knowledge retrieval, review gates).

      01

      Seniority checked before you commit

      MindK's CTO scopes the role with you. Once placed, each engineer is backed by MindK's internal mentorship and leadership programs.

      02

      Spend that you can defend

      You pay one monthly rate per engineer, with no setup or project management fees. The KPI agreed before Sprint 1 shows whether the work is paying off.

      03

      Knowledge stays with your product

      The average retention at MindK is 5.3 years, so the person who built your pipeline is still there to debug it. You own the code, prompts, eval sets, and model weights.

      04

      Get senior AI engineers on your team this month

      Hire AI engineers with production experience in 14 days. We sign an NDA first. You interview before you commit, and there is no setup fee.

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        FAQ

        • What is the typical AI engineer's hourly rate?

          The cost to hire AI developers depends on the region. US onshore developers bill $95-180+ per hour, depending on seniority and specialization (VA Masters, 2026). Senior AI/ML engineers cost $65–135 per hour in Eastern Europe and $70–130 in Latin America (MarsDevs, 2026). AI developers in India bill roughly $20–48 per hour (AdSnipper, 2026).

          AI/ML engineers carry a 15–50% premium over general developer rates. Within a range, two things move the rate most: experience running LLM systems in production and depth in fine-tuning.

        • How do I hire AI engineers?

          Define the workflow and the success metric before you write the job description. A clear target tells you whether you need an agent builder, a retrieval specialist, or an ML engineer. In interviews, ask candidates to walk through a system they shipped, including how they evaluated it. Then test them on a sample of your own data, where the edge cases are real.

        • What skills should I look for in AI developers?

          The skills to look for in AI developers are eval design, retrieval quality, orchestration, cost and latency trade-offs, and data security. Ask how a candidate would measure an agent before launch and what they would log after it. The strongest signal is a candidate who will say that a workflow doesn’t need AI. Engineers who have shipped production systems have usually replaced at least one model call with a rule.

        • Why hire AI engineers instead of giving my developers coding agents?

          Coding agents make your developers faster at writing code. The slow part of an AI product is deciding what to build and proving it works: which failures the eval set must cover, which fields may reach a third-party model, and which steps should stay as rules. That judgment comes from having shipped agents and watched them fail. A coding agent builds an unevaluable design as quickly as a sound one.

          If the workflow is simple and your team has capacity, start in-house. Hire when the agent takes consequential actions or touches sensitive data, or when your developers are needed on the core roadmap. A MindK engineer can also work alongside your team, so the eval and monitoring practice stays after the engagement ends.

        • Can a startup hire AI engineers without a long commitment?

          Yes. When you hire AI engineers for a startup, one engineer working with ready-made building blocks can validate an idea cheaply. Pre-built components for retrieval and human review cover the plumbing, so the engineer’s time goes to the logic that makes your product different.

        • What's the difference between machine learning engineers and LLM developers?

          Machine learning engineers train and tune models. LLM developers build products on top of foundation models with prompting, retrieval, tool use, and orchestration. Start with an LLM developer if your use case works with an existing model and your own documents. Add an ML engineer when you need fine-tuning or a model trained on data no foundation model has seen.

        • What are the best companies to hire AI engineers from?

          The best vendors show production cases, keep an in-house bench, vet for AI judgment, and publish clear pricing. Use those four criteria to compare AI outsourcing options.

          Freelance platforms move fast and cost less for a narrow, well-defined task. But vetting depth varies, and a freelancer rarely has a bench behind them. Staffing agencies fill seats quickly, though many screen résumés by keyword. AI development agencies bring production experience and shared components, and their rates reflect it. Ask any vendor for a production case with real volume figures and for the chance to interview before you commit.

        • How do you handle time zone differences?

          We schedule “golden hours,” a daily window when your team and the engineer overlap for calls and code reviews.  When you hire remote AI developers, that overlap covers the decisions that need a conversation. Async work, such as eval runs and documentation, fills the rest of the day.

        • How quickly can AI developers start on our project?

          The entire process takes up to 14 days + one week of onboarding after you approve a candidate. AI profiles take longer to match than web roles, so we give you a timeline on the first call.

        • Can we interview the AI engineers before hiring?

          Yes. You can run as many rounds as you need and interview several profiles for one role. You can also add a test assignment based on your use case. Nobody joins your team without your approval.

        • Who owns the code and fine-tuned models?

          You do. From contract signature, you own the source code, prompts, evaluation sets, training data, and fine-tuned model weights that an engineer produces for you. Any MindK pre-built components in your build come with a perpetual, royalty-free license to use and modify them.

          Grow your team

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