Toptal is a marketplace for top remote API developers. Top companies and start-ups in Chicago choose Toptal API freelancers for their mission-critical initiatives.
We've been blown away by the level of talent we've been able to hire through Toptal.
API Developer
Harrison has extensive experience building and maintaining web server applications of all shapes and sizes. The majority of his experience is in Ruby on Rai...ls, but he also has experience with many other languages as well. Harrison has a strong understanding of the entire stack of server-side technologies.
API Developer
Colin is a senior engineer and software architect with over 10 years of experience leading products and managing small entrepreneurial teams. He specializes... in high-value React/React Native consulting as well as serverless architectures. He is confident in several back-end languages and frameworks, including Node.js, Ruby, and Python, to deliver robust, performant API back ends and the clients and applications they serve.
API Developer
Nick is a full-stack engineer and former CTO who builds API-driven apps with sleek, cutting-edge front-ends, drawing on a lifelong love of programming start...ing from the age of 12. A natural in his work, he forms complex technological ideas into human concepts and interfaces for everyday people to understand and enjoy. In his free time, Nick authors and maintains many open source libraries. He also loves writing detailed documentation.
API Developer
Avery is an iOS app developer who has been coding for over ten years. He was the primary iOS app developer for a B2B eCommerce application that has been dow...nloaded over 100,000 times and earned a 4.8-star rating on the App Store. His core skill set is Swift, Node.js, and TypeScript, but he's also familiar with a variety of other tools and languages.
API Developer
Alex is an independent software consultant with more than 15 years of experience. He has helped companies of all sizes, from nascent startups to Fortune 50...0 corporations, successfully deliver software projects by providing expertise in development, architecture, and management. He has built solutions in everything from large-scale distributed systems to rich internet front-ends for clients such as Sun Microsystems, Zendesk, and GE Capital.
API Developer
Matthew is an enthusiastic student of computer science, distributed computing, compiler theory, computer security, self-configured Linux systems, and functi...onal theory. Recent projects involve cross-cloud and private-cloud architecture, configuring multiple Kubernetes clusters, Rancher cluster manager, Longhorn distributed block-storage management, Apache Kafka, and IoT edge-computing.
API Developer
An experienced RoR engineer, DevOps/cloud architect, and AWS guru, Ben has 15 years of experience building and scaling cloud-based web apps. He's earned thr...ee AWS certifications (SysOps, Solutions Architect, DevOps Engineer-Professional) and is well-versed in managing multi-tenant SaaS applications in the cloud. Ben has a background in fundamental computer science, machine learning, and finance; also has HIPAA, PCI, SOC2 compliance experience.
API Developer
Ryan Felton is Facebook Innovation Award winner, an entrepreneur with three successful business exits, a veteran, MBA graduate, and a passionate technologis...t recognized as one of the top 3% of freelance developers worldwide.
API Developer
Charles is a motivated senior Salesforce consultant and developer with over six years of experience, focused on finding new and creative ways of leveraging... the Salesforce.com platform to address the ever-changing needs of business organizations. To top things off, he has a keen understanding of business and business concepts, which enables him to effectively communicate with executives and key business stakeholders.
API Developer
Owen has his roots in quality assurance for products with over 80 million daily active users, with expertise on Facebook and mobile with automation, develop...ment, and content integration for over half a decade with Zynga. He provided automated local testing infrastructure and deployment pipelines at Madison Reed as well.
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Nearly every app requires an authorization system on top of an authentication system. We often need a fine-grained permissions model to allow only specific users to access certain resources while simultaneously restricting access for everyone else. In this tutorial, Toptal Freelance Firebase Developer Joaquin Cid teaches how to build just such a system. Called a role-based authentication, we’ll learn how to implement this system in an API using Node.js and Firebase.
GraphQL is a domain-specific language for data query and manipulation by Facebook. It is meant to replace the de facto REST standard in API creation. In this article, Toptal Freelance GraphQL Developer Ioram Gordadze creates a GraphQL API from scratch, summarizing problems new GraphQL developers face. He also teaches us to rethink the standard methods used in REST APIs in a more GraphQL-friendly manner.
WordPress code, especially back-end PHP code, is often a mess—even in WP core! But legacy code is no excuse. Find out how to develop WP customizations the right way, so your code is readable and maintainable.
Top API Developers are in high demand.
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