Hire the Top 3% of Freelance Hazelcast Developers

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

No-Risk Trial, Pay Only If Satisfied.

Hire Freelance Hazelcast Developers and Engineers

Alexandru Somai

Freelance Hazelcast Developer
RomaniaToptal Member Since October 19, 2020

Alex is a talented software engineer with expertise in large distributed systems (microservices) with technologies and frameworks using the Java ecosystem, such as Spring, Hibernate, Kafka, and Hazelcast. He engineered a stream processing solution (based on Kafka) that verifies 15 million customers on a daily basis. Alex is known for his highly efficient code, stringent testing practices, and strategic CI/CD approaches.

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Matjaž Čuk

Freelance Hazelcast Developer
SloveniaToptal Member Since May 20, 2022

Matjaž is a back-end software developer with over nine years of experience in Java and C#. He has experience as a tech lead and team lead and has worked extensively on distributed microservice systems. Matjaž has hands-on development experience with systems built around both SQL and NoSQL databases. He loves to work with new technologies and to do challenging work.

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Maciej Slawinski

Freelance Hazelcast Developer
GibraltarToptal Member Since January 29, 2020

Along with being a BDD advocate, Maciej is an expert Java developer with over eight years of professional experience with broad and detailed knowledge of the Spring framework. He specializes in the back end—architecting, implementing, and deploying highly available microservice-oriented applications.

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Okan Ardic

Freelance Hazelcast Developer
TurkeyToptal Member Since June 4, 2022

Okan's professional career started in 2008 as a software engineer. He's since focused on Java development with additional experience in Go, Python, Docker, Kubernetes, and Amazon EKS. Okan prides himself on his strong software development skills as well as team building and management experience. He firmly believes that writing well-documented and formatted code and static code analysis are vital to writing maintainable applications and detecting code defects.

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Mile Zajkovski

Freelance Hazelcast Developer
GermanyToptal Member Since November 13, 2019

Mile is an insightful software engineer, solutions architect, and developer lead, with over 15 years of experience. He works primarily on back-end challenges using tools from the Java ecosystem. He's passionate about cloud-native applications, big data, and real-time data processing applications.

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Sebastian Fiorentini

Freelance Hazelcast Developer
ArgentinaToptal Member Since September 30, 2022

Sebastian is a senior software developer with 20 years of industry experience and a bachelor's degree in computer science. He focuses on back-end projects and uses various libraries and frameworks, including Quarkus, Spring Boot, Spring, and OpenCV. Sebastian has experience detecting memory leaks and solving complex problems.

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Esref Ozturk

Freelance Hazelcast Developer
GermanyToptal Member Since February 8, 2018

Esref has been programming for several years now and has previously worked at Udemy. He's completing his master's degree in computer engineering at METU. Esref is eager to learn new things and is excited to work on fantastic, cutting-edge projects. He joined Toptal because he wanted to work with a broader clientele on international projects.

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Ahmed Farghal

Freelance Hazelcast Developer
United KingdomToptal Member Since March 17, 2015

Ahmed is a software and systems engineer carrying over 15 years of experience designing and implementing highly scalable applications. He is mainly a C++, Rust, Python, Scala, and Java developer but can fluently work with nearly 10 programming languages and frameworks. He is a functional programming evangelist, the author of a book titled "Getting Started with Memcached," and a reviewer of several Python programming books.

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Miguel García López

Freelance Hazelcast Developer
SpainToptal Member Since January 2, 2017

Miguel is a highly motivated, passionate software engineer who helps digital products and services come to life. He has gained broad experience over the years, working on embedded systems, back-end services, and modern web and mobile applications. He is a friendly and effective communicator who thrives in a distributed team, dedicated to improving people's lives and businesses through technology.

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Sam Kruglov

Freelance Hazelcast Developer
United StatesToptal Member Since February 3, 2021

Sam is a senior Java back-end engineer with experience building synchronous, reactive, and event-driven distributed systems. He has achieved a 50% performance increase for web response times by redesigning the code. Sam has mentored junior developers, spoken at the DevClub conference, and created fast, flawless products through outstanding optimization. As a clean code evangelist, he enjoys taking ownership of every project and delivers maintainable and well-tested solutions that last.

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Kürşat Aksakalli

Freelance Hazelcast Developer
TurkeyToptal Member Since April 12, 2022

Kürşat has 13 years of experience in all aspects of the software development process, including development, architecting, and management. He worked in diverse ecosystems such as Java, JavaScript, .NET, PHP, and mobile development. He's been promoted many times during his career; he's an expert in Java technologies, software design, distributed systems, and problem solving. Kürşat is a diligent, highly adaptable professional.

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Discover More Hazelcast Developers 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 Hazelcast Developers 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 Hazelcast developer for your project. Average time to match is under 24 hours.

The Right Fit, Guaranteed

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


  • How are Toptal Hazelcast developers different?

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

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

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

    We make sure that each engagement between you and your Hazelcast 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 Hazelcast Developers Are in High Demand.

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