Hire the Top 3% of Freelance Authentication Experts

Toptal是专门的身份验证专家的市场. Top companies and startups choose Toptal Authentication freelancers for their mission-critical Authentication development projects.

No-Risk Trial, Pay Only If Satisfied.

Hire Freelance Authentication Experts

Peter Goldstein

Freelance Authentication Expert
United StatesToptal Member Since March 11, 2022

Peter is a hands-on developer, architect, CTO, and technical founder passionate about using best practices to quickly build high-quality products. 他拥有超过20年的构建全栈应用程序的经验. Peter specializes in Ruby on Rails and Go but is a software generalist who is comfortable working in many languages. He is a committed open-source enthusiast who leverages open source to reduce both the cost and time needed to build the products and features he creates.

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Charles Grady

Freelance Authentication Expert
United StatesToptal Member Since September 26, 2022

Charles主要是一个专攻Python的后端开发人员. 他拥有超过16年的RESTful api开发经验, high-throughput computations, 以及开源环境中的集群接口. Charles published papers, gave conference presentations, and taught domestic and international workshops showcasing the tools he created, the community infrastructure, and his research projects.

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Robert Lehmann

Freelance Authentication Expert
GermanyToptal Member Since September 13, 2022

Robert is a passionate gamer, experienced director of engineering, and blockchain enthusiast with 10+ years of professional experience and a bachelor's degree in game design. 他在Unity3D中开发了两款价值数百万美元的游戏, published on Google Play and the App Store: Solitaire Showtime and Mahjong City Tours, which has over 25 million downloads. Robert has also developed unique smart contracts and dApps across different blockchains.

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Sean Zeng

Freelance Authentication Expert
New ZealandToptal Member Since July 16, 2020

Sean is a software architect from New Zealand specializing in full-stack development with a strong focus on usability, security, and simplicity. He's built business applications, 使用DevOps管道简化开发, 并交付了对延迟敏感的架构. With a passion for software, he excels at providing reliable management and great ideas. Sean enjoys working with brilliant, humble people who aren't afraid to tackle challenges and take the initiative to create excellence.

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Marcos Henrique da Silva

Freelance Authentication Expert
ItalyToptal Member Since February 25, 2017

Marcos热衷于全栈开发, REST架构和敏捷方法, JavaScript作为他的主要编程语言. 马科斯从2003年开始从事IT工作, and for the past few years, he's been working nearly exclusively with software engineering and focusing on web applications. Marcos specializes in JavaScript, using SPA frameworks like AngularJS, Angular, React, and Node.js for back-end development. Marcos还开发过原生Android应用和PHP.

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Roman Imankulov

Freelance Authentication Expert
PortugalToptal Member Since March 15, 2021

Roman is a passionate software developer with 16 years of hands-on and team management experience. He's intimately familiar with the Python ecosystem and the development of scalable systems for the web. Remote worker since 2012, 他提倡不出意外的主动沟通方式, blameless culture, 以及以人为中心的流程和工作流. Roman也是会议的演讲者和组织者.

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Michal Kolodziejczyk

Freelance Authentication Expert
PolandToptal Member Since September 30, 2022

Michal is a software developer with 22 years of experience in programming with C# and 26 years of IT experience. 他最受重视的是专业精神, ease of sharing knowledge, testing his solutions, 以及对新想法和编程方法的开放态度. Michal's experience with Raiffeisen and Citi gave him a solid financial background needed for demanding projects.

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Mohammed Osman

Freelance Authentication Expert
SwedenToptal Member Since June 29, 2022

穆罕默德自信地领导着一支技艺高超的团队 .NET开发人员在改造一个大规模的系统, leveraging cutting-edge technologies to revolutionize its performance and capabilities. 我们将系统从过时的技术转变为 .NET Core, 将数据库从DB2迁移到SQL server, 并通过用REST API取代SOAP来现代化API体系结构. 这些战略升级大大提高了效率, scalability, and overall system performance.

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Stuart Jones

Freelance Authentication Expert
United KingdomToptal Member Since August 5, 2022

Stuart is a React Native developer with over a decade of experience building hybrid mobile applications for iOS and Android. He specializes in delivering apps across various industries at global organizations, scaleups, 在设定和实现现实的最后期限时创业. 他在2018年创办了一家软件开发咨询公司, 为Nando's和Perkbox等公司提供咨询和开发移动应用程序. Stuart enjoys working on exciting React Native projects with international clients.

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Gilmar Rocha

Freelance Authentication Expert
BrazilToptal Member Since November 7, 2022

Gilmar is a cybersecurity specialist passionate about software development and security. 他专注于软件开发生命周期, including analysis, design, development, testing, and maintenance, 因为这让他对安全问题有了更清晰的认识. 因此,Gilmar知道如何帮助团队解决这些问题.

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Dovydas Navickas

Freelance Authentication Expert
LithuaniaToptal Member Since January 28, 2022

Dovydas is a full-stack software architect with 14 years of experience building scalable systems and has experience with fintech, telco, pension funds, media, and hospitality businesses. He specializes in C# .NET and Node.后端是js,前端是React和TypeScript. Dovydas曾在多家公司担任首席技术官和架构师, steered technological direction, introduced automated DevOps processes, 将大型项目转移到公共云和私有云.

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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
构建一个跨平台的应用程序,在全球范围内使用
构建一个跨平台的应用程序,在全球范围内使用
挖掘实时数据将改变行业的游戏规则
挖掘实时数据将改变行业的游戏规则
Testimonials
没有Toptal就不会有Tripcents. Toptal Projects enabled us to rapidly develop our foundation with a product manager, lead developer, and senior designer. 在60多天的时间里,我们从概念到Alpha. 其速度、知识、专业知识和灵活性是首屈一指的. 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. 作为一家初创公司,它们是我们的秘密武器.

Brantley Pace

CEO & Co-Founder

我对我们与Toptal的合作经验非常满意. 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. 我立即雇用了他,他没有浪费时间就完成了我的项目, 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. 过去很难找到高质量的工程师和顾问. Now it isn't.

Ryan Rockefeller

CEO

Toptal立即理解了我们的项目需求. 我们遇到了一位来自阿根廷的杰出自由职业者, from Day 1, immersed himself in our industry, blended seamlessly with our team, understood our vision, and produced top-notch results. Toptal使与高级开发人员和程序员的联系变得非常容易.

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. 这是一次很棒的经历,我们会马上再来一次.

Stuart Pocknee

Principal

如何通过Toptal聘请认证专家

1

Talk to One of Our Industry Experts

Toptal的工程总监将与您一起了解您的目标, technical needs, and team dynamics.
2

Work With Hand-Selected Talent

Within days, we'll introduce you to the right Authentication Expert for your project. 平均匹配时间在24小时以下.
3

The Right Fit, Guaranteed

Work with your new Authentication Expert for a trial period (pay only if satisfied), 在订婚前确保他们是合适的人选.

FAQs

  • total Authentication Experts有何不同?

    At Toptal, we thoroughly screen our Authentication Experts to ensure we only match you with talent of the highest caliber. Of the more than 200,每年有5000人申请加入Toptal网络, 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.

  • 我可以在48小时内通过Toptal聘请认证专家吗?

    取决于可用性和进度, you could start working with an Authentication Expert within 48 hours of signing up.

  • Toptal Authentication Experts的无风险试用期是多长?

    We make sure that each engagement between you and your Authentication Expert begins with a trial period of up to two weeks. 这意味着你有时间确认订婚是否成功. 如果你对结果完全满意, we’ll bill you for the time and continue the engagement for as long as you’d like. 如果您不完全满意,我们不会向您收费. 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

    我们所有的人才都是经验丰富的专家,他们的成长速度很快, 乐于作为核心团队成员做出贡献, 和你一起努力,尽量缩短入职时间.

  • The Right Fit

    The Right Fit

    我们有办法帮你找到合适的衣服. 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

    我们处理账单、付款和保密协议的所有方面. 当你专注于创造伟大的产品时,让我们来照顾你的开销.

  • Flexible Engagements

    Flexible Engagements

    选择适合你需要的约定类型——每小时, part-time, 或者全职——随时可以改变.

  • Expert Talent Matching

    Expert Talent Matching

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

顶级认证专家需求量很大.

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