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Hire ML engineers

Hire machine learning engineers who take models to production

Hire machine learning engineers from our in-house team in India. They prepare your data, train and evaluate the model, deploy it behind an API or a batch job and monitor it after launch. You interview the shortlist and choose who joins.

Clutch 4.8/5 from 33 verified reviews
50+ AI systems in production · ISO 9001:2015

Hands on a keyboard below monitors full of code
48h

to matched profiles

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Definition

What a machine learning engineer does on your team

Most of the work sits around the model, in the data pipeline before training and in the deployment and monitoring after it.

What does a machine learning engineer do?
A machine learning engineer builds software that learns from historical data to make predictions, such as a demand forecast, an equipment failure alert or a package category. The role covers data preparation, feature engineering, model training and evaluation, deployment to production and monitoring for drift, so the model keeps working after launch.
Roles

ML engineers and data scientists available to hire

Hire one engineer for a first model, or pair roles when the data or the platform needs its own owner.

Machine learning engineer

Builds forecasting, scoring and classification models on your historical data, from feature engineering to a deployed API.

scikit-learnXGBoost
See machine learning development

Computer vision engineer

Builds image and video models that inspect parts, count items and read documents or drawings.

PyTorchOpenCV

Data scientist

Runs exploratory analysis and feasibility checks that tell you whether your data can support a model before you fund the build.

Pythonpandas

Time-series and IoT ML engineer

Builds models over sensor and event streams, such as failure prediction for manufacturing equipment or delivery time estimates for a fleet.

MLOps engineer

Pipelines, model registry, rollouts and monitoring for teams that run several models in production.

Hire MLOps engineers

Data engineer

Pipelines and a warehouse that deliver clean training data on time, for when the data is the bottleneck.

See data engineering services
Why ML hires go wrong

Four gaps that sink ML hires

Training a model in a notebook is a common skill. Keeping one accurate on live data is rarer, and our vetting looks for these four gaps.

Notebook-only experience

A model that scores well on a clean extract can fail on late features, missing values and live traffic. References and work samples confirm models that ran in production.

Leaky evaluation

Features that carry the outcome make a model look accurate until launch day. The live build exercise is reviewed for how the candidate splits data and builds the hold-out set.

No plan for drift

Prices, customers and equipment change, and an unmonitored model degrades quietly. Our ML engineers ship drift monitoring and a gated retraining pipeline with the model.

Deep learning by default

A neural network on a tabular problem costs more compute and is harder to explain. Engineers start from a baseline, often gradient boosting on tabular data, and add complexity only when it wins on the hold-out set.

The ScalaCode team: the engineering floor, a large group outside the office, the team at a tech expo and a Diwali group photo
How we vet

How we vet machine learning engineers

Every engineer on the roster is full-time and in-house. You see the vetting notes during CV review, before you commit to anything.

  1. 01

    Systems design interview

    Design an ML system under fixed limits on data volume, latency and cost. We probe the trade-offs, such as batch against real-time scoring and a simple model against a deep one.

    Interview
  2. 02

    Live build exercise

    Build a working component, such as a feature pipeline or a model behind an API, reviewed for code quality and evaluation design.

    Hands-on
  3. 03

    Production work checked

    References and work samples confirm models shipped to production users.

    Before shortlisting
  4. 04

    Your own interview

    You interview the shortlist, add your own test if you want one, and choose. Nobody joins your team until you approve them.

    Your schedule

Hire an ML engineer this month

Tell us what you want to predict and where the data lives. You get vetted profiles within 48 hours.

Get ML engineer profiles
Predictive warehouse maintenance dashboard with equipment performance, a failure modes list and a plant overview
Scala AIWhat our ML engineers built · Logistics

Predictive maintenance for warehouse equipment at a global logistics provider

ScalaCode built a predictive maintenance system for the warehouses of a global logistics provider. IoT sensors track equipment health, a Python machine learning model predicts maintenance needs, and a Vue.js dashboard alerts staff before equipment fails.

Real-time

equipment monitoring

Pythonscikit-learnIoT sensorsNode.js
Read the Predictive maintenance case study
Skills

What our ML engineers build with

Engineers fit the stack to the data platform and cloud you already run.

ML frameworks
scikit-learnXGBoostLightGBMPyTorchTensorFlow
Computer vision
OpenCVPyTorchGoogle Vision API
Data
pandasApache SparkdbtSnowflakeBigQueryPostgres
MLOps
MLflowWeights & BiasesKubeflowFeast
Monitoring
Evidently AIArizePrometheusGrafana
Serving and cloud
FastAPIDockerKubernetesAWS SageMakerAzure Machine LearningGoogle Vertex AI
Engagement models

Cost to hire machine learning engineers

Dedicated ML engineers start from $1,799 a month, full-time. If you want to test the idea first, a proof of concept on your own data starts at $4,999.

Dedicated teamFixed-scope projectTeam extension
How it is pricedFrom $1,799 a month per engineer, full-timeFixed quote after a free discovery sprintBilled monthly per engineer
Best forOngoing model work on a product or platformA defined build with agreed milestonesA specific skill gap in a team you already run
Who manages day to dayYou, inside your processScalaCode, against agreed milestonesYour leads, with our engineers reporting in

Monthly means full-time and dedicated, 160 hours. Compare every option on the Engagement models page.

Client reviews

What clients say about our AI engineers

Verified reviews from Clutch and GoodFirms, and clients on camera.

Clutch4.8
★★★★★

33 verified reviews on Clutch

Kennith of CarKenny in his video review
YouTube video reviewKennithFounder, CarKenny
Clutch review★★★★★
“They didn't just build an algorithm; they built a tool that respects the nuances of Indigenous reconciliation.”
Kevin TaylorVP, SVXAI and software development for a nonprofit financial services firm
Clutch review★★★★★
“What truly distinguishes ScalaCode from others is their ability to understand industrial domain logic.”
Ethan ThompsonERP Project Manager, Kee Safety, IncMobile AI app design and development for a safety solutions company
Clutch review★★★★★
“What sets ScalaCode apart is their technical AI expertise and an understanding of a client's organizational ethos.”
Laurence LongetDirector, MGENAI development for an insurance company
GoodFirms review★★★★★
“They built a high-performance, AI-powered platform that transformed video engagement for learning.”
Andrei LaperieFounder, Kwizie.aiAI video learning platform (web development)
Clutch review★★★★★
“What stood out to us as most impressive and unique about ScalaCode was their ability to humanize complex AI.”
Nerissa AllenPresident and CEO, Black Business Association of BCAI development for a business association
Clutch review★★★★★
“They managed to balance technical skill with an understanding of the marketing world.”
Desmond ClarkeOperations Manager, Open VelocityAI dashboard development for a marketing consultancy
Clutch review★★★★★
“Their team often proposed innovative features we hadn't considered.”
Sankaran SreeramanCo-Founder & Managing Director, TabSquare.AIMobile app for a restaurant software company
Questions buyers ask

Hire machine learning engineers FAQs

Dedicated ML engineers start from $1,799 a month, full-time, the same rate as every other role.

How much does it cost to hire a machine learning engineer?

Dedicated ML engineers start from $1,799 a month, full-time and billed monthly. A proof of concept on your data starts at $4,999, and project work starts with a free discovery sprint.

Should we hire a data scientist or an ML engineer?

Hire a data scientist while the question is still open, such as whether your data can predict the outcome at all. Hire an ML engineer once you know what to predict and need a model running in production with an API, monitoring and retraining. For a first model, one ML engineer usually covers both.

How do you vet machine learning engineers?

Every engineer is a salaried member of our in-house team who passed a systems design interview and a live build exercise. References and work samples confirm production ML work, and you see those notes with each profile.

How fast can an ML engineer start?

Matched profiles reach you within 48 hours of the first call. After you interview and choose, onboarding takes about a week.

Our data is messy. Can an ML engineer still help?

Yes, and most projects start there. The engineer audits the data first and tells you which fields can support a model and which need cleaning or more history. If the data needs pipelines before modelling, a data engineer can join the work.

Will the engineer deploy and monitor the model, or only train it?

They deploy it. Our ML engineers put models behind an API or a batch job, monitor inputs and predictions for drift, and build a retraining pipeline that promotes a new model only after it beats the current one on a hold-out set. Teams running many models add an MLOps engineer.

Who owns the models, code and training data?

You do. We sign a mutual NDA before sharing CVs, and the code, trained models and evaluation sets transfer to you under the engagement terms. Engineers work in your cloud accounts and repositories, so the training data stays where it is.

What happens if the engineer is not a good fit?

Tell us and we share new profiles. You interview the replacement the same way, and a change usually needs one to two weeks' notice.

Which time zones do your ML engineers cover?

Our engineers work from India and overlap with US, UK and European business hours. For US clients the standard overlap is 4 to 6 hours of the US working day.

Your engineers work in your hours

Timezone overlap is built in. Your matched engineers keep 4 to 6 hours of daily overlap with US hours and a full working day with the UK, Europe and the Middle East, so standups, reviews and fixes land during your working day.

Book a strategy call
What sets ScalaCode apart is their technical AI expertise and an understanding of a client's organizational ethos.
Laurence LongetDirector, MGEN
Profiles in 48 hours

Tell us what you want to predict and we will send matched ML engineers

  • Profiles matched on models, stack and domain within 48 hours
  • Vetting notes shared with every profile
  • You interview and choose who joins
John-Paul Hatala

“They delivered on time and even offered ideas I hadn't considered.”
John-Paul Hatala, CEO, SnagPad

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