Senior Full-stack Engineer

@ Toptal

About Toptal

Toptal is a global network of top talent in business, design, and technology that enables companies to scale their teams on-demand. With $200+ million in annual revenue and a fully remote workforce, Toptal is the world’s largest network of top talent.

Job Summary

The Platform Foundation Team owns the core functionality of Toptal’s primary internal application platform and adjacent services used by both staff and external users. As a Senior Full-stack Engineer, you will work across front-end and back-end applications, using Node.js, Ruby, React, TypeScript, and GraphQL.

Responsibilities

• Write elegant, efficient, and testable Node, Ruby, and React code.
• Integrate features with React front-end components and APIs.
• Cover code with tests, perform manual testing, and conduct peer reviews.
• Continuously improve team processes with transparent communication.
• Mentor colleagues and contribute to technical innovation.

Onboarding Timeline

In the first week, you will be introduced to Toptal’s processes, set up your local environment, and create your first pull request. During the first month, you will familiarize yourself with the team’s business domain and product development. In three months, you will contribute actively to software planning and codebase improvements. At six months, you are expected to lead technical initiatives, and by one year, mentor new team members.

Qualifications and Requirements

• 3+ years of web development experience with Node and React.
• Experience with modern JavaScript frameworks, preferably TypeScript.
• Knowledge of Ruby or a similar language (e.g., Python) is a plus.
• Strong understanding of backend principles, databases, and clean code practices.
• Excellent written and communication skills.
• Ability to thrive in a fast-paced, remote environment.

Key skills/competency

• Node.js
• React
• Ruby
• TypeScript
• GraphQL
• Web Development
• API Integration
• Test Automation
• Mentorship
• Remote Collaboration