Hire the Top 3% of Freelance Weka Developers

Toptal is a marketplace for dedicated Weka developers, engineers, programmers, coders, architects, and consultants. Top companies and startups choose Toptal Weka freelancers for their mission-critical Weka development projects.

No-Risk Trial, Pay Only If Satisfied.

Hire Freelance Weka Developers and Engineers

Simone Romano

Freelance Weka Developer
FinlandToptal Member Since January 3, 2022

Simone is a machine learning scientist and engineer with experience in academia and enterprises, including Microsoft and Huawei. He likes to work at the intersection of deep machine learning, NLP, and information retrieval. Simone also loves to work on exploration analysis and building theoretically sound machine learning pipelines ready for production. He especially enjoys building web products.

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Chandrachud Basavaraj

Freelance Weka Developer
FranceToptal Member Since May 15, 2018

Chandrachud is an experienced machine learning (ML) and artificial intelligence (AI) engineer. He studied at top schools in India and France and was, until recently, CTO of an early-stage AI startup. Chandrachud loves ML, computer vision, and large language models (LLMs) and has delivered high-quality work on various ML projects. He has been building and integrating multiple components to deploy AI systems in production on the cloud. Chandrachud loves to innovate and create cool technology.

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Mohamed Djamel Eddine Drifel

Freelance Weka Developer
CanadaToptal Member Since December 17, 2015

For the past nine years, Djamel has worked as a talented software developer, specializing in Java-related frameworks like Spring Boot/MVC for the back end and native Android for mobile development, as well as SQL and NoSQL databases. He's worked on many remote and on-site projects with customers in the US, Canada, and other countries. Djamel is passionate about learning new technologies and thoroughly enjoys challenges.

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Karla Brkić, Ph.D.

Freelance Weka Developer
CroatiaToptal Member Since February 20, 2018

Karla is a bilingual professional with a PhD in Artificial Intelligence and 10+ years of experience in developing outstanding computer vision, machine learning, and AI technologies as a dedicated research scientist. As a motivational leader, she thrives in building research agendas and managing complex projects to provide world-class products, systems, and platforms. She also forges lasting relationships and uses out-of-the-box thinking to drive cutting-edge research efforts.

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Luís Filipe Teófilo

Freelance Weka Developer
PortugalToptal Member Since December 8, 2014

With experience both as a scientist and an industrial software developer, Luís has the capacity to address real-world problems with creativity and effectiveness. His background in R&D also gives him an edge in the implementation of efficient and clean solutions to solve problems with unusual requirements.

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Lindung Manik

Freelance Weka Developer
IndonesiaToptal Member Since June 25, 2021

Lindung has more than 15 years of professional experience in the (high) tech industry as a software developer, software engineering researcher, and software architect. He is also a polyglot programmer. His primary programming language is Java, but he can quickly learn any programming language and technology. To him, they are just tools to achieve the goals. As a pragmatist, Lindung can spot the required tools to accomplish objectives fast.

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Ibrahim Uysal

Freelance Weka Developer
TurkeyToptal Member Since July 1, 2019

Along with having a master’s degree in CS from UMass Amherst, Ibrahim is a software developer with over a decade of varied experience—ranging from a Boston-based software company, working for two of the largest banks in Turkey, developing web apps as a freelancer, to publishing highly cited research papers. He works mainly with Python and the .NET framework, but he can comfortably adapt to any stack.

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José Molano

Freelance Weka Developer
ColombiaToptal Member Since November 1, 2022

José is a data engineer with more than six years of experience in extract, transform and load (ETL) pipeline development, data warehouse and data lake design, query performance tuning, and database cloud infrastructure management. With his background spanning multiple domains, José has designed and built scalable data platforms in contexts like ticket exchange and resale, urban traffic, customer service, and tax evasion analysis.

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John Noecker

Freelance Weka Developer
United StatesToptal Member Since December 1, 2022

John is a performance-driven full-stack engineer offering experience and insight into solutions to complex problems. He is a skilled communicator and leader who has successfully overseen various projects, with a proven track record of enhancing business operations based on customer specifications. John has also successfully bootstrapped his own forensic linguistics consulting startup and worked in various domains, including biomedical report summarization and author, speaker, or fraud detection.

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Darin Erat Sleiter

Freelance Weka Developer
BrazilToptal Member Since October 11, 2016

Darin is a data scientist and engineer with a PhD in physics from Stanford. He's passionate about data and machine learning and has worked on data science projects across numerous industries and applications. Darin's co-founded an AI company and led a team of data scientists to build a product which uses machine learning and optimization techniques to reduce energy consumption in data centers. He's eagerly waiting for quantum computers.

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Carlos Ledesma

Freelance Weka Developer
SpainToptal Member Since February 3, 2021

Carlos is a Python developer with a strong focus on information security. Having worked in security roles throughout his career, Carlos has been the go-to guy for development tasks and architectural discussions inside security teams. From reverse engineering to mobile test automation, Carlos is an all-around professional.

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Trustpilot
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
Testimonials
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

Director

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

CEO

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

Co-Founder

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

Principal

How to Hire Weka Developers through Toptal

1

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.
2

Work With Hand-Selected Talent

Within days, we'll introduce you to the right Weka developer for your project. Average time to match is under 24 hours.
3

The Right Fit, Guaranteed

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

FAQs

  • How are Toptal Weka developers different?

    At Toptal, we thoroughly screen our Weka developers 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 Weka developers in less than 48 hours through Toptal?

    Depending on availability and how fast you can progress, you could start working with a Weka developer within 48 hours of signing up.

  • What is the no-risk trial period for Toptal Weka developers?

    We make sure that each engagement between you and your Weka developer 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 Weka Developers are in High Demand.

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