Cassandra

Hire the Top 3% of Freelance Cassandra Developers

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

No-Risk Trial, Pay Only If Satisfied.

Clients Rate Toptal Cassandra Developers4.9 / 5.0on average across 1,048 reviews as of Jun 18, 2024

Hire Freelance Cassandra Developers and Engineers

Jonathan Rhone

Freelance Cassandra Developer
United States
Toptal Member Since April 24, 2014

Jonathan is a full-stack engineer with more than ten years of experience. He is comfortable working on large-scale distributed systems and client-facing, single-page web apps. Jonathan also excels at big data and is often involved with social media-related analytics projects.

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Christopher J. Stobie

Freelance Cassandra Developer
United States
Toptal Member Since August 2, 2018

Chris is a seasoned principal DevOps engineer with several years of experience building and managing applications. Formerly the director of DevOps/SRE at an AI company, Veritone, in Costa Mesa, CA, and a solutions architect at AWS. Chris has led numerous large-scale cloud architecture designs and implementations, including building a real-time serverless AI platform on AWS.

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Dan Field

Freelance Cassandra Developer
United Kingdom
Toptal Member Since October 18, 2022

Dan is a software engineer and architect with almost three decades of experience in startups spanning consumer tech, web, eCommerce, mobile, Internet of things (IoT), Internet service providers (ISPs), telco, and blockchain industries. He is an innovator and technical lead with the ability to work across multiple industries, technologies, and levels. With solid experience developing new technologies, Dan can quickly climatize to new projects.

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Mohamed Amine Ghanmi

Freelance Cassandra Developer
Canada
Toptal Member Since July 18, 2022

Mohamed is the valedictorian of his country and one of the algorithms champions. He is very good at designing and writing optimized code, scripts, and microservices. Mohamed is passionate about working with amazing people and teams within the company. He has collaborated with front and back-end teams, DBA, networking, and security. He always tries to be up to date with technologies and tools and always looking to challenge himself daily.

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Orsolya Belasitz

Freelance Cassandra Developer
United Kingdom
Toptal Member Since September 30, 2019

Orsolya has been working as a full-stack developer for several years on both smaller and larger-scale projects. She has a strong detail-oriented mindset, loves solving exciting problems, and enjoys working both independently and as part of a team. While Orsolya considers herself language-agnostic and always eager to learn new technologies, she is most experienced in HTML/CSS, React, Node.js, REST APIs, C#, Docker, SQL, and NoSQL.

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Dmitriy Temesov

Freelance Cassandra Developer
United States
Toptal Member Since March 10, 2020

Dmitriy is an entrepreneurial and technical leader with a hands-on record of successfully designing and developing high tech products and improving operations and procedures to drive revenue and efficiency. He has over 20 years of direct experience architecting, designing, developing, and deploying web-based multi-tier, client/server apps. His expertise spans the entire development lifecycle—deployment, support, and maintenance—and full-stack development.

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Luciano Greiner dos Santos

Freelance Cassandra Developer
Brazil
Toptal Member Since June 9, 2016

Luciano is a seasoned professional with a decade and a half of experience developing Java enterprise applications. Currently, he's focused on big-data technologies such as Spark, Cassandra, Kafka, and Elasticsearch. He's capable of working as a full-stack engineer, having also worked with JavaScript and AngularJS in the past. Luciano is also fluent in English, has a native level in Portuguese, and has basic Spanish speaking abilities.

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Juan Saavedra

Freelance Cassandra Developer
Uruguay
Toptal Member Since February 7, 2022

Juan is a software engineer passionate about good practices and writing clean, scalable code. He's worked with several stacks of technologies and many different clients, enjoying the entire development process, from the requirements analysis to the solution's implementation and testing. Juan always tries to exceed his client's expectations with challenging and exciting projects.

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Rahadian Bayu Permadi

Freelance Cassandra Developer
Indonesia
Toptal Member Since May 12, 2017

Bayu is a full-stack developer and software architect with over a decade of experience. He served companies worldwide in creating scalable software and advising them. His achievements include creating social media applications entirely from scratch to scalable to more than 50,000 active users and reducing operational costs by around 40% along the way. Bayu is always eager to improve things (like performance, reduce cost, and maintainability) using the latest best practices and technologies.

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THE TOPTAL ADVANTAGE

98% of Toptal clients choose to hire our talent after a risk-free trial.

Toptal's screening and matching process ensures exceptional talent are matched to your precise needs.

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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
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 Cassandra 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 Cassandra developer for your project. Average time to match is under 24 hours.
3

The Right Fit, Guaranteed

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

Find Experts With Related Skills

Access a vast pool of skilled developers in our talent network and hire the top 3% within just 48 hours.

FAQs

  • How are Toptal Cassandra developers different?

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

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

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

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

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