Senior Machine Learning Engineer

HackerRank helps companies like NVIDIA, Amazon, and Microsoft hire and upskill the next generation of developers based on skills, not pedigree. Our platform is trusted by over 2,500 of the world’s most innovative companies to build strong engineering teams ready for what’s next. Software has entered an era where humans and AI build side by side. As this shift accelerates, the definition of strong technical talent is changing. We give companies better ways to identify and invest in next-generation skills. People at HackerRank care deeply about the impact of their work and sweat the small details so our customers can be wildly successful with products they genuinely love to use. We move with urgency and believe great outcomes come from high standards. About the role We are looking for a Senior AI Data Operations Manager to own and run our end-to-end LLM model data creation pipeline from sourcing and managing vendors, to coordinating with engineering teams to evaluate model performance to closing the loop by creating targeted data for edge cases ensuring the data our models train on meets the highest quality standards. This role will manage the end-to-end AI data pipeline across 10+ AI features spanning multiple products on our platform This is a cross-functional operations role that sits at the intersection of ML, product, and operations management. You will be the connective tissue between our machine learning engineers, internal annotators, and external vendors, translating technical requirements into actionable data creation workflows and ensuring every batch of data that reaches our models is accurate, well-annotated, and fit for purpose. Critically, you will also drive automation across the pipeline, designing and deploying AI agents that eliminate manual bottlenecks and make the entire operation smarter over time. What you will do Own the full AI feature development lifecycle, from sourcing data to quality management and relationship building at scale. Design an

HackerRank helps companies like NVIDIA, Amazon, and Microsoft hire and upskill the next generation of developers based on skills, not pedigree. Our platform is trusted by over 2,500 of the world’s most innovative companies to build strong engineering teams ready for what’s next. Software has entered an era where humans and AI build side by side. As this shift accelerates, the definition of strong technical talent is changing. We give companies better ways to identify and invest in next-generation skills. People at HackerRank care deeply about the impact of their work and sweat the small details so our customers can be wildly successful with products they genuinely love to use. We move with urgency and believe great outcomes come from high standards. About the role As an Engineering Manager on the Assessment Platform team, you will lead the technical vision and execution for the systems that power the assessments on HackerRank. This includes giving candidates the ability to work on a real world application running on dedicated VMs with an online ADE built by HackerRank. Doing this for concurrencies of up to 100K candidates is a very interesting technical challenge. You will also partner with product teams across HackerRank to embed these solutions into every product, drive the team's roadmap, and build a high-performing, growth-oriented team that delivers scalable, resilient systems. What you will do Own the vision and roadmap for assessment platform, working closely with Product to shape priorities. Architect systems that reliably handle 100k+ concurrent users. Own delivery commitments and run the team's day-to-day execution using agile practices. Ensure operational excellence: reliability, incident response, security and privacy. Hire, mentor and grow engineers, and set clear career paths for each team member. Define how the team uses AI tools in development to improve quality and speed. Partner with Product, infrastructure and Security teams. Who you are 8+ years

HackerRank helps companies like NVIDIA, Amazon, and Microsoft hire and upskill the next generation of developers based on skills, not pedigree. Our platform is trusted by over 2,500 of the world’s most innovative companies to build strong engineering teams ready for what’s next. Software has entered an era where humans and AI build side by side. As this shift accelerates, the definition of strong technical talent is changing. We give companies better ways to identify and invest in next-generation skills. People at HackerRank care deeply about the impact of their work and sweat the small details so our customers can be wildly successful with products they genuinely love to use. We move with urgency and believe great outcomes come from high standards. About the role As a Senior Developer Relations (DevRel) engineer, you will be responsible for building and scaling a strong developer community around our core products. Your primary focus will be to engage developers, identify and nurture top talent, and create systems that enable the community to contribute high-quality questions at scale. You will operate at the intersection of community, product, and growth, acting as both a champion for developers and a strategic partner to internal teams. This role is critical to expanding our ecosystem, increasing our talent pool in the network, and ensuring our products are shaped by real-world developer needs and expertise. What you’ll do Build and manage a global network of experts to create coding challenges. Build, curate, and manage a community-sourced pipeline of high-quality hands-on questions that include problem description, canonical solutions, hints and guidelines for all our core products. Nurture community participation, support developer success, and measure engagement signals to inform strategy. Identify, recruit and collaborate with developer champions, contributors, community leaders, and influencers to grow our reach and credibility. Who you are You are a

HackerRank helps companies like NVIDIA, Amazon, and Microsoft hire and upskill the next generation of developers based on skills, not pedigree. Our platform is trusted by over 2,500 of the world’s most innovative companies to build strong engineering teams ready for what’s next. Software has entered an era where humans and AI build side by side. As this shift accelerates, the definition of strong technical talent is changing. We give companies better ways to identify and invest in next-generation skills. People at HackerRank care deeply about the impact of their work and sweat the small details so our customers can be wildly successful with products they genuinely love to use. We move with urgency and believe great outcomes come from high standards. About the role Every day, millions of developers use HackerRank to prove their skills. We're looking for a Senior Backend Software Development Engineer who can drive the technical direction of critical backend systems and lead the delivery of high-impact, platform-level initiatives. You will own the architecture and evolution of core backend services, mentor engineers across teams, and be a key technical decision-maker ensuring our platform remains fast, reliable, and scalable as we grow our global user base. What you will do Architect, design, and lead the implementation of complex backend systems and services that power core product experiences at scale. Define and drive technical strategy for your domain, making key decisions on system design, technology choices, and long-term architectural direction. Own the end-to-end reliability and performance of critical backend services, establishing SLOs, monitoring, and incident response best practices. Design scalable API frameworks and data models that serve as foundations for multiple product teams and external integrations. Lead cross-functional technical initiatives spanning multiple teams, coordinating with frontend, infrastructure, product, and design stakeholders. Iden

HackerRank helps companies like NVIDIA, Amazon, and Microsoft hire and upskill the next generation of developers based on skills, not pedigree. Our platform is trusted by over 2,500 of the world’s most innovative companies to build strong engineering teams ready for what’s next. Software has entered an era where humans and AI build side by side. As this shift accelerates, the definition of strong technical talent is changing. We give companies better ways to identify and invest in next-generation skills. People at HackerRank care deeply about the impact of their work and sweat the small details so our customers can be wildly successful with products they genuinely love to use. We move with urgency and believe great outcomes come from high standards. About the role HackerRank is looking for a Senior Brand Designer to help shape how our brand shows up across campaigns, content, events and digital experiences. This is a hybrid role based in Bangalore. Our Brand Experience team is small, hands-on and high impact. We treat every designer as a builder, which means you will not just make things look good. You will have the ownership and agency to take ideas from an early concept all the way to something real and shipped. You will work across brand campaigns, launches, social, presentations, events and web experiences, while helping evolve how HackerRank shows up in the AI era. You will report to the Brand Design Lead and work closely with marketing, product and senior stakeholders across the company. We are looking for designers who are curious about code, motion, interaction and AI. Designers who can move beyond static assets, prototype ideas quickly and help turn creative direction into live experiences. This is a rare opportunity to sit at the intersection of brand, design and technology, with the freedom to experiment and the visibility to shape how the world sees HackerRank. What you will do Own creative projects end to end across campaigns, launches, content, events

HackerRank helps companies like NVIDIA, Amazon, and Microsoft hire and upskill the next generation of developers based on skills, not pedigree. Our platform is trusted by over 2,500 of the world’s most innovative companies to build strong engineering teams ready for what’s next. Software has entered an era where humans and AI build side by side. As this shift accelerates, the definition of strong technical talent is changing. We give companies better ways to identify and invest in next-generation skills. People at HackerRank care deeply about the impact of their work and sweat the small details so our customers can be wildly successful with products they genuinely love to use. We move with urgency and believe great outcomes come from high standards. About the role HackerRank Interviews is a live technical interviewing platform designed to evaluate how candidates solve realistic engineering problems, not just whether they can pass an algorithm test. Candidates and interviewers collaborate in a shared workspace using coding tools, production-style repositories, and Plan-Build-Review tasks. The platform also supports observable AI-assisted development, letting teams assess how candidates prompt, review, and apply AI-generated work, with observation tools and post-interview reports giving hiring teams clearer, structured evidence for decisions. In this role, you'll help lead the Interviews product - an AI-native, pair-programming interview experience that gives interviewers the ability to collaborate with candidates on real-world problems and code repos. You'll shape how the platform evolves across richer ADE experiences (harnesses like Claude Code and Codex CLI), Chakra Assist for evaluation, richer session observation (screen sharing, A/V), and reporting across in-product, exports, APIs and MCP. You'll work closely with engineers as collaborators and as the product's core customer and user base including senior engineering leadership as stakeholders who care deeply ab