Core Java

Hire the Top 3% of 自由核心Java开发人员

Toptal是一个面向顶级核心Java开发人员的市场, engineers, programmers, coders, architects, and consultants. Top companies and startups choose Toptal Core Java freelancers for their mission-critical software projects.

无风险试用,满意才付款.

雇佣自由核心Java开发人员和工程师

Martin Redmond

Freelance Core Java Developer
United StatesToptal Member Since January 16, 2023

Martin is a cross-functional executive with expertise in risk management and process improvement, data privacy laws, cyber security products, security program leadership, IT Ops, cloud computing and migration, digital transformation, product, service, innovation management, mobility, big data analytics, DevSecOps, ITILv4, SOC, fraud, APT, forensic, malware, IIoT, 合同和供应商谈判. Martin has also experience in achieving compliance with multiple risk management frameworks.

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Doug Sparling

Freelance Core Java Developer
CanadaToptal Member Since January 26, 2015

Doug is driven by a need to improve himself, his colleagues, and the products they build. 他对许多网站都有经验, back-end, and mobile platforms, 最突出的是基于java的, such as JVM or Android. 道格能同时在多个层面上工作, from twiddling bits on the wire or providing technical guidance to teams and C-suites alike.

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Daniel Campos

Freelance Core Java Developer
CanadaToptal Member Since February 11, 2015

Daniel is a full-stack software engineer with extensive experience designing and implementing large-scale web-based applications using Java and JavaScript. Lately, he's been working mainly in a microservices architecture leveraging the power of the cloud—particularly the AWS environment. Daniel is a driven individual, a team player, an enthusiastic learner, and, most importantly, a passionate professional.

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Debadutta Panda

Freelance Core Java Developer
CanadaToptal Member Since June 20, 2023

Debadutta is a seasoned professional with 17 years of expertise in Adobe Experience Manager and application development. With Agile certification and vast experience in banking and financial services, 他擅长打造健壮的架构, leveraging Java, and optimizing core frameworks. Combining diligence and adaptability, Debadutta consistently drives towards organizational goals.

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Muzammil Husnain

Freelance Core Java Developer
United StatesToptal Member Since May 30, 2023

Muzammil is a skilled and responsible developer who excels in crafting complex applications and brings a wealth of experience. His expertise spans diverse technical and business domains, honed over eight years. He values effective communication, organization, and collaboration and thrives in team environments. Muzammil embraces challenges and utilizes his creativity to discover innovative solutions and tackle challenges head-on.

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Constantin Michael Weisser

Freelance Core Java Developer
BrazilToptal Member Since November 15, 2022

Michael是一名DevOps工程师和顾问,曾做过开发人员, architect, team lead, 也是过去七年的顾问. 主修自动化工程, continuous delivery, QA automation, 基础设施工程, he is passionate about building great products with great teams using modern technology. 迈克尔是一个有条理的问题解决者, experienced in managing trade-offs and building efficient and future-proof solutions.

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Huzefa Gadi

Freelance Core Java Developer
IndiaToptal Member Since May 2, 2023

Huzefa is a hands-on technology leader and programmer specializing in full-stack development using ReactJs, Flutter, Node.js, and Android. 作为后端和移动工程师, he has 12 years of experience in startups and high-paced engineering environments. Huzefa擅长管理工程团队, 推动多个成功的产品发布, 并在预算范围内按时交付解决方案.

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Julius Pabular

Freelance Core Java Developer
PhilippinesToptal Member Since April 17, 2023

Julius is an accomplished lead Java developer and engineering manager with expertise in Java back-end development. He has 19+ years of experience delivering innovative and efficient software solutions and a proven ability to design, develop, 并在不同的行业中维护健壮和可扩展的软件应用程序, including finance, banking, healthcare, travel, consulting, and eCommerce. Julius是编写RESTful api和web服务的专家, code reviews, mentoring, and agile delivery.

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Aleks Krause

Freelance Core Java Developer
EstoniaToptal Member Since November 11, 2022

Aleks is an energetic and curiosity-driven Android and Flutter developer with 5+ years of experience writing top-quality clean code for high-paced businesses. In previous roles, 他和100人一起开发了爱沙尼亚COVID-19追踪应用程序,000+下载和Itella爱沙尼亚邮政应用程序, 它帮助用户每年处理数百万个包裹. 亚历克斯也是Udemy的一名讲师, 高级Android开发教学, 他喜欢创建可扩展的漂亮应用程序.

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在total Network中发现更多核心Java开发人员

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Core Java Hiring Resources

雇用核心Java开发人员的资源

Job Description TemplateInterview Questions
Trustpilot
THE TOPTAL ADVANTAGE

在无风险试用后,98%的Toptal客户选择雇用我们的人才.

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
引领数字化转型
Elmar Platzer
引领数字化转型
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. 他们像其他人一样贡献并拥有开发的所有权. 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, 沉浸在我们的行业中, 与我们的团队无缝融合, 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招聘核心Java开发人员

1

与我们的行业专家交谈

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 Core Java developer for your project. 平均匹配时间在24小时以下.
3

The Right Fit, Guaranteed

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

寻找拥有相关技能的专家

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

FAQs

  • total Core Java开发人员有何不同?

    At Toptal, we thoroughly screen our Core Java developers 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雇佣Core Java开发人员吗?

    取决于可用性和进度, you could start working with a Core Java developer within 48 hours of signing up.

  • total Core Java开发人员的无风险试用期是什么?

    We make sure that each engagement between you and your Core Java developer 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.

特色的核心Java出版物

顶级核心Java开发人员需求量很大.

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