HackerRank helps businesses attract, evaluate and hire technical talent through developer skills assessment platform.

At HackerRank, we are on a mission to **change the world to value skills over pedigree**. We are a high-performing, mission-driven team that truly, madly, deeply cares about what we do. We don't see velocity and quality as tradeoffs; both matter.

The Infra team runs the core engines behind every HackerRank assessment. We own Coderunner, the service that compiles, executes, and scores all coding and database submissions – tens of millions of runs each month. Our LSP infrastructure drives the autocomplete and autosuggest features candidates rely on for speed and accuracy.

As a Senior Full-Stack Engineer, you'll work across critical projects, designing, building, and operating scalable systems on both front end and back end. You'll own each change from design through deployment, partner with product and design teams, mentor junior engineers, and deliver improvements reaching millions of developers.

Key responsibilities include:
- Building and integrating front-end features with back-end services
- Optimizing IDE performance and usability across multiple products
- Maintaining core platform services handling millions of monthly submissions
- Implementing AI/LLM integrations in UI flows and APIs
- Writing comprehensive documentation, tests, and monitoring
- Code reviews and mentoring junior engineers
- Working with product/design teams on feature development
- Participating in on-call rotation and incident response

Required skills:
- 3-6 years production software engineering experience
- Expert in React/Next.js with TypeScript plus server-side languages
- Microservice architecture and performance optimization
- Experience with AI development tools
- Strong SQL and NoSQL database skills
- Bonus: Docker/Kubernetes and observability tooling

The ideal candidate owns end-to-end delivery, leverages AI tools effectively, writes clear documentation, focuses on measurable improvements, enjoys mentoring, learns quickly, and is passionate about developer experience.

HackerRank is hiring a Senior Software Engineer Fullstack to build and maintain core platform services handling millions of monthly code submissions.

Senior Software Engineer Fullstack

HackerRank helps businesses attract, evaluate and hire technical talent, serving 2,800+ customers and trusted by 18M+ developers for skills assessment.

At HackerRank, we are on a mission to **change the world to value skills over pedigree**. We are a high-performing, mission-driven team that truly cares about what we do. We don't see velocity and quality as tradeoffs; both matter.

As a Software Engineer on the ML Team, you'll have the opportunity to make an impact on millions of developers' lives by building the world's leading technical interview platform. We believe in "Extreme ownership," giving you significant responsibility in both product and engineering decisions.

Our platform revolutionizes technical hiring by providing companies with a skills-based assessment system. This full-time, hybrid position in Santa Clara, CA offers:

- End-to-End Project Delivery: You'll develop and deploy complex projects across frontend and backend stacks, collaborating with cross-functional teams
- Technical Leadership: Participate in technical discussions, provide full-stack solutions guidance, and troubleshoot application challenges
- Quality Focus: Monitor and improve key metrics for performance, quality, and system availability
- Collaborative Environment: Engage in code reviews and design discussions, ensuring best practices across all codebases
- Process Innovation: Identify and implement automation opportunities while maintaining security standards

Required Technical Skills:
- Full-stack expertise in web-based products
- Proficiency in dynamic programming languages (Python, Ruby on Rails, NodeJS, Golang) and frontend frameworks (React.js)
- Database modeling, optimization, and query tuning experience
- Cloud platform knowledge (AWS, GCP) and CI/CD expertise
- Ability to architect scalable, secure distributed systems
- Strong communication skills for technical and non-technical audiences

Bonus skills include Python development expertise, experience with Kubernetes/Docker, data pipeline engineering, and familiarity with Large Language Models (LLMs).

Join us in transforming how companies evaluate and hire technical talent while working with cutting-edge technologies in a collaborative, mission-driven environment.

HackerRank is hiring a Software Development Engineer to build and enhance their technical assessment platform, offering $130K-$170K for this hybrid role in Santa Clara.

Software Development Engineer

HackerRank is a technology company that provides a platform for technical skills assessment and remote interview solutions.

HackerRank is revolutionizing technical hiring by prioritizing skills over traditional credentials. As a Senior Full-Stack Engineer on the Infra team, you'll be at the heart of their core technology, working on critical systems that power millions of coding assessments monthly. The role combines both frontend and backend development, focusing on their unified IDE platform used across multiple products including Screen, Interview, SkillUp, and Community.

The position offers unique challenges in scaling systems that process tens of millions of submissions monthly while maintaining high performance and reliability. You'll work with cutting-edge technologies including React/Next.js, TypeScript, and various backend languages (Go, Node, Python), while also incorporating AI and LLM technologies into both user interfaces and APIs.

The ideal candidate will thrive in an environment that values end-to-end ownership, from UI design implementation to API integration and production monitoring. You'll be expected to mentor junior engineers, contribute to system design, and participate in the on-call rotation to ensure platform reliability. The role requires strong technical skills across the full stack, including experience with microservices, SQL/NoSQL databases, and modern development tools.

Working at HackerRank means joining a high-performing, mission-driven team that values both velocity and quality. The company's platform plays a crucial role in the technical hiring ecosystem, helping candidates showcase their coding skills to potential employers. This position offers the opportunity to directly impact millions of developers while working with modern technologies and contributing to a platform that's reshaping how technical talent is evaluated and hired.

The hybrid work environment in Bangalore provides flexibility while maintaining team collaboration. If you're passionate about building scalable software systems, enjoy mentoring others, and want to contribute to a platform that's changing the face of technical hiring, this role offers an excellent opportunity to make a significant impact while growing your career.

Senior Full-Stack Engineer position at HackerRank, building and maintaining core platform services that power coding assessments for millions of developers using React, TypeScript, and modern backend technologies.

Senior Software Engineer - Fullstack

HackerRank is a technology company focused on developer skills assessment, helping companies value skills over pedigree in technical hiring.

HackerRank is seeking a Senior Software Engineer to join their Integrations team, focusing on building and maintaining critical data pipelines that enable seamless integration between HackerRank's products and third-party tools. This role is perfect for an experienced engineer who excels at designing complex systems and values both velocity and quality.

The position requires a technical leader who can work closely with Lead Engineers to design, develop, and support world-class integrations. You'll be responsible for tackling complex business problems, breaking them down into engineering work, and implementing solutions in partnership with peers. The role involves working with engineering teams globally to evolve HackerRank's products and raise engineering standards.

As part of the Integrations team, you'll be working on critical business infrastructure that allows customers to use HackerRank products from various platforms, including Applicant Tracking Systems and communication tools like Slack and Zoom. The role requires expertise in TypeScript/Node.js and the ability to create scalable, resilient systems.

The position offers a competitive salary range of $150K-$170K, along with the opportunity to work in a hybrid setting in the San Francisco Bay Area. You'll be joining a mission-driven company that's working to change how the world values technical talent, focusing on skills over pedigree. The role provides a unique combination of technical leadership, system design, and direct impact on customer experience through integration development.

Senior Software Engineer position at HackerRank focusing on building and maintaining integration pipelines for enterprise customers using TypeScript and Node.js.

HackerRank Engineering Jobs

HackerRank helps businesses attract, evaluate and hire technical talent through developer skills assessment platform.