Hire the Top 3% of Freelance Crucible Developers

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

No-Risk Trial, Pay Only If Satisfied.

Hire Freelance Crucible Developers and Engineers

Claudiu Gigel Sava

Freelance Crucible Developer
GermanyToptal Member Since October 13, 2020

Claudiu is a tech all-rounder software engineer with strong skills in embedded development. For the past 13 years, he has worked on automotive projects for well-known companies, and he's taken the role of solving complex issues to ensure software delivery on time.

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Brian Seel

Freelance Crucible Developer
United StatesToptal Member Since September 29, 2022

Brian has over a decade of experience as a software developer, building tools and techniques for computer network exploitation at the National Security Agency. His core skill is his ability to solve multiple problems, from reverse engineering malware to writing data extraction tools or developing GIS maps. As a data analyst, Brian excels in helping decision-makers understand things in a data-driven way.

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Sirseh Bagh

Freelance Crucible Developer
United StatesToptal Member Since July 26, 2023

Sirseh is a seasoned software engineer with 26 years of experience developing and maintaining software solutions using Progress OpenEdge, C#, and .NET. She is well-versed in various aspects of software development, including design, coding, testing, and deployment. Her 24 years of developing ERP solutions give her in-depth knowledge of manufacturing companies' core processes and operations. Sirseh is also a skilled Scrum Master who guides teams and delivers successful agile projects.

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Valentin Stoican

Freelance Crucible Developer
NetherlandsToptal Member Since September 19, 2019

Valentin has a demonstrated rich and diverse experience spanning enterprise business applications, DevOps, mobile development, Agile transformation, and application lifecycle management. He is specialised in containers orchestrations, CI/CD and software development. He has a good work ethic which is highly appreciated by every client who hired him.

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Balazs Kollar

Freelance Crucible Developer
United StatesToptal Member Since September 30, 2021

Balazs has over 10 years of hands-on development experience building greenfield Java solutions for the financial sector in FX spot and fixed income segments for Tier 2 investment banks. He also holds an MBA and has worked both in offshore and onshore locations in client-facing roles. Balazs is passionate about finding simple solutions to complex problems.

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Dejan Beljic

Freelance Crucible Developer
SerbiaToptal Member Since October 11, 2019

Dejan is a software engineer with 16+ years of experience. Since 2011, he has worked as a consultant, senior back-end developer, and support engineer on various Magento 1 and Magento 2 projects. He has also led or worked in many international development teams. Dejan is eager to acquire new knowledge and he strongly believes that broadening knowledge is the key to success.

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Yuriy Markiv

Freelance Crucible Developer
PolandToptal Member Since June 18, 2020

Yuriy is a database developer and data engineer with 11 years of experience. He specializes in relational database concepts, estimation, implementation planning, development, integration, and deployment. He is proficient in Python, Flask, REST API, SQL, PL/SQL, Transact-SQL, Oracle, SQL Server, PostgreSQL, MySQL, Snowflake, Redshift, Hive, SAP, ETL, reverse ELT, and Unix. Yuriy is experienced in cloud computing, data modeling and quality, automated testing, data migration, and BI.

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Mykhailo Roman

Freelance Crucible Developer
UkraineToptal Member Since July 20, 2021

Mykhailo is a software engineer with more than five years of professional experience in development. He used to work in outsource and product companies. He mostly worked with the Microsoft technology stack, including ASP.NET and MS SQL. He has experience with front-end frameworks such as React and Angular. Mykhailo is a reliable, friendly, and highly qualified developer.

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Wissam Youssef

Freelance Crucible Developer
CanadaToptal Member Since October 27, 2016

Wissam is a talented full-stack software engineer focusing on DevOps and database technology with over half a decade of experience with Ericsson and other companies. He is an efficient developer and consultant, comfortable working solo or on a distributed team.

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Atanas Kozhuharov

Freelance Crucible Developer
BulgariaToptal Member Since September 11, 2018

Atanas has several years of development experience with particular expertise in system and network administration and integrating continuous delivery and continuous integration processes into development workflows. Atanas also possesses considerable experience with several tools to achieve the tasks mentioned above, but he considers his analytical approach to problem-solving his strongest skill.

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Andrey Bocharnikov

Freelance Crucible Developer
CroatiaToptal Member Since February 13, 2015

Andrey has over nine years of experience developing desktop, server, and mobile applications for Windows and Linux. He has proven himself in projects such as optimizing bioinformatics algorithms for CUDA-enabled devices. Andrey also has three years of experience being a team leader.

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

The Right Fit, Guaranteed

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


  • How are Toptal Crucible developers different?

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

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

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

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

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