Hire the Top 3% of Freelance Anomaly Detection Specialists

Toptal is a marketplace for dedicated Anomaly Detection Specialists. Top companies and startups choose Toptal Anomaly Detection freelancers for their mission-critical development projects.

No-Risk Trial, Pay Only If Satisfied.

Hire Freelance Anomaly Detection Specialists

Matej Kloska

Freelance Anomaly Detection Specialist
SlovakiaToptal Member Since July 8, 2016

Matej has more than 10 years of back-end applications development experience. He received his PhD in the field of informatics with a focus on time series and anomaly detection. He is passionate about reusable, testable, clean code and has experience in microservice-oriented clean architecture and container-oriented infrastructure with a focus on Kubernetes. He has wide hands-on experience as a developer, data engineer, and later as CTO. Matej loves back-end and machine-learning challenges.

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Mohamed A. Abdelhady

Freelance Anomaly Detection Specialist
NetherlandsToptal Member Since September 29, 2021

An adept machine learning engineer, Mohamed excels in creating ML-powered products across varied domains. His expertise spans computer vision for KYC, graphs in fraud detection, and anomaly detection for AML. Leading data teams, he ensures robust risk coverage. Mohamed's proficiency extends to developing ML solutions for fintech fraud detection, autonomous robots, and precision machinery. He oversees complete ML lifecycles, excelling in requirements gathering, model training, and deployment.

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Akram Zaytar

Freelance Anomaly Detection Specialist
MoroccoToptal Member Since November 25, 2022

Akram is a machine learning engineer specializing in structured and Computer Vision data analysis. After finishing his Ph.D. in applied deep learning, he worked on prototyping and deploying anomaly detection systems. At IBM Research, he guided its intelligence services' climate modeling and ML tooling. Akram excels with end-to-end data-driven intelligence, business requirements analysis, data assembly, and the prototyping, onboarding, and monitoring of AI models.

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Manpreet Singh Minhas

Freelance Anomaly Detection Specialist
CanadaToptal Member Since August 17, 2021

Manpreet is a computer vision and deep learning engineer and developer who has taken many AI-based ideas from the research stage to production. He regularly shares his industry and research expertise in deep learning and computer vision by authoring technical articles on Medium's Towards Data Science. Manpreet's industry experience is backed by a master's degree in computer vision and deep learning, he is passionate about technology, and he loves to build cool stuff.

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Kshitij Kant

Freelance Anomaly Detection Specialist
IndiaToptal Member Since May 24, 2019

Kshitij is a data science professional with experience in behavior modeling, anomaly detection, and natural language processing. He has worked with datasets of varying sizes (KBs to scores of GBs) and his tools of choice are Python and Spark. Kshitij also has a background in web development using Node.js, React-Native, Docker, and CouchDB.

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Dávid Natingga, Ph.D.

Freelance Anomaly Detection Specialist
SlovakiaToptal Member Since October 13, 2020

Dávid helps his clients solve the most complex analytical problems using mathematics, data science, and technology. He has aided numerous clients, including big names like Infosys, Palantir, Suez, and TomTom. Dávid's top niche is high-frequency time series analysis. He makes the impossible possible. His inventions encompass robust Fourier transform, robust anomaly detection, and overcoming the curse of higher dimensionality. Dávid's strengths include curiosity, creativity, and persistence.

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Xavier Coubez

Freelance Anomaly Detection Specialist
FranceToptal Member Since December 14, 2021

Xavier holds a PhD in particle physics and participates in one of the two main CERN collaboration projects. For five years now, he has been working as a postdoctoral researcher at Brown University (USA) and RWTH Aachen University (Germany), developing in-depth knowledge about deep learning. Xavier studied the performance of several generations of algorithms for 3D object identification and worked on medical imaging and genomics projects, eager to apply data analysis to medicine.

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Wesley Welch

Freelance Anomaly Detection Specialist
United StatesToptal Member Since May 1, 2020

After falling in love with statistics in college, Wesley learned Python as a means to facilitate his yearning to use data to answer questions. This has snowballed into his role as a data analyst for an insurance company and a software engineer specializing in machine learning for a risk-management startup. In both roles, he was given a blank slate to create novel solutions to myriad problems, and he sincerely enjoyed it. Wesley thrives in an environment where no two days are exactly the same.

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Artem Ryzhikov

Freelance Anomaly Detection Specialist
GeorgiaToptal Member Since February 22, 2022

Artem holds a PhD in machine learning (ML) and has seven years of experience in data structures as well as six years of ML research, two years of working at tech startups, and four years of team management. As a senior ML engineer, he has built a CV algorithm for a mobile app that reached second place in the App Store in a week with 1.5 million downloads. Artem has also worked on various other projects, including recommendation and search systems, text processing, and conventional data science.

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Denis Volk

Freelance Anomaly Detection Specialist
SwitzerlandToptal Member Since March 18, 2020

Denis is a senior full-stack AI engineer and data scientist, highly skilled in modern generative tech (GPT-4, Midjourney, and more), machine learning, ETL pipelines, data analysis, mathematical modeling, big data, and MLOps. He has a PhD in mathematics, and his data science expertise includes probabilistic risk modeling, revenue forecasting, geospatial data analysis, handwriting recognition, anomaly detection in time series, data engineering, and team leading.

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Hiro Shioi

Freelance Anomaly Detection Specialist
United StatesToptal Member Since February 22, 2022

Hiro is a customer-facing data scientist. He excels at very high-level data science problems (ideation, road mapping, ROI estimation, solution and data architecting) to hands-on execution (data cleansing, feature engineering, modeling, operationalization). At General Electric, Hiro led a million-dollar digital transformation advisory project and developed 15 data science products across the healthcare, mining, telecommunications, manufacturing, transportation, power, and financial industries.

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Discover More Anomaly Detection Specialists in the Toptal Network

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Toptal in the press

... allows corporations to quickly assemble teams that have the right skills for specific projects.

Despite accelerating demand for coders, Toptal prides itself on almost Ivy League-level vetting.

Our clients
Creating an app for the game
Conor Kenney
Creating an app for the game
Leading a digital transformation
Elmar Platzer
Leading a digital transformation
Building a cross-platform app to be used worldwide
Building a cross-platform app to be used worldwide
Drilling into real-time data creates an industry game changer
Drilling into real-time data creates an industry game changer
Tripcents wouldn't exist without Toptal. Toptal Projects enabled us to rapidly develop our foundation with a product manager, lead developer, and senior designer. In just over 60 days we went from concept to Alpha. The speed, knowledge, expertise, and flexibility is second to none. The Toptal team were as part of tripcents as any in-house team member of tripcents. They contributed and took ownership of the development just like everyone else. We will continue to use Toptal. As a startup, they are our secret weapon.

Brantley Pace

CEO & Co-Founder

I am more than pleased with our experience with Toptal. The professional I got to work with was on the phone with me within a couple of hours. I knew after discussing my project with him that he was the candidate I wanted. I hired him immediately and he wasted no time in getting to my project, even going the extra mile by adding some great design elements that enhanced our overall look.

Paul Fenley


The developers I was paired with were incredible -- smart, driven, and responsive. It used to be hard to find quality engineers and consultants. Now it isn't.

Ryan Rockefeller


Toptal understood our project needs immediately. We were matched with an exceptional freelancer from Argentina who, from Day 1, immersed himself in our industry, blended seamlessly with our team, understood our vision, and produced top-notch results. Toptal makes connecting with superior developers and programmers very easy.

Jason Kulik


As a small company with limited resources we can't afford to make expensive mistakes. Toptal provided us with an experienced programmer who was able to hit the ground running and begin contributing immediately. It has been a great experience and one we'd repeat again in a heartbeat.

Stuart Pocknee


How to Hire Anomaly Detection Specialists Through Toptal


Talk to One of Our Industry Experts

A Toptal director of engineering will work with you to understand your goals, technical needs, and team dynamics.

Work With Hand-Selected Talent

Within days, we'll introduce you to the right Anomaly Detection specialist for your project. Average time to match is under 24 hours.

The Right Fit, Guaranteed

Work with your new Anomaly Detection specialist for a trial period (pay only if satisfied), ensuring they're the right fit before starting the engagement.


  • How are Toptal Anomaly Detection specialists different?

    At Toptal, we thoroughly screen our Anomaly Detection specialists to ensure we only match you with talent of the highest caliber. Of the more than 200,000 people who apply to join the Toptal network each year, fewer than 3% make the cut. You’ll work with engineering experts (never generalized recruiters or HR reps) to understand your goals, technical needs, and team dynamics. The end result: expert vetted talent from our network, custom matched to fit your business needs.

  • Can I hire Anomaly Detection specialists in less than 48 hours through Toptal?

    Depending on availability and how fast you can progress, you could start working with an Anomaly Detection specialist within 48 hours of signing up.

  • What is the no-risk trial period for Toptal Anomaly Detection specialists?

    We make sure that each engagement between you and your Anomaly Detection specialist begins with a trial period of up to two weeks. This means that you have time to confirm the engagement will be successful. If you’re completely satisfied with the results, we’ll bill you for the time and continue the engagement for as long as you’d like. If you’re not completely satisfied, you won’t be billed. From there, we can either part ways, or we can provide you with another expert who may be a better fit and with whom we will begin a second, no-risk trial.

Tap Into World-Class Talent

  • Trusted Experts Only

    Trusted Experts Only

    All of our talent are seasoned experts who ramp up quickly, readily contribute as core team members, and work with you to minimize onboarding time.

  • The Right Fit

    The Right Fit

    We have a knack for matching you with the right fit. Start working with your new hire on a no-risk trial period, paying only if satisfied.

  • Scale as Needed

    Scale as Needed

    Hire talent within 48 hours and scale your team up or down as needed, no strings attached.

  • Seamless Hiring

    Seamless Hiring

    We handle all aspects of billing, payments, and NDA’s. Let us take care of the overhead while you focus on building great products.

  • Flexible Engagements

    Flexible Engagements

    Choose the engagement type that suits your needs — hourly, part-time, or full-time — with the ability to change anytime.

  • Expert Talent Matching

    Expert Talent Matching

    Focus on your project and enjoy support from your dedicated account executive and expert talent matcher.

Top Anomaly Detection Specialists Are in High Demand.

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