HackerRank

• As a senior backend engineer, you will be expected to execute and deliver large and complex projects end-to-end, with or without the involvement of other team members
• Ensuring timely delivery of all product deliverables
• Play a key role in technical discussions within the team and be the go-to person for the team for guidance and troubleshooting
• Understand key Business and Engineering metrics around performance, quality, and availability and work regularly with the team to push the boundaries and improve them periodically
• Proactively participate in code reviews and architecture and design discussions
• Mentoring junior engineers and setting best practices for coding, code reviews, etc.
• Help the organization in building a top-quality team by participating in hiring initiatives and evangelizing about contributions, accomplishments, and victories

• Strong and self-motivated individuals, should be able to independently drive decisions
• Solid experience in building web-based products
• Overall of 4+ years of expertise in at least one dynamic programming language and one MVC web framework, preferably Ruby on Rails
• Expertise in Database modeling, preferably relational DB, spotting DB bottlenecks, and writing optimized DB queries
• Expertise in all common Cloud technologies, preferably AWS. Knowledge of CI/CD tools and workflows
• Proven track record in building highly-available and scalable distributed systems
• Willingness to play and explore with new technologies and be a Subject Matter Expert and support them
• Someone who believes in small incremental improvements and is passionate about refactoring
• A keen eye for quality with regards to following and establishing good coding practices, improving code coverage
• Good stakeholder management, ability to build trust and rapport with internal and external stakeholders

Back End Engineer – Job Description Our mission is to match every developer to the right job without any interviews.. The publicly accessible platform found at HackerRank.com is a community where coders go to compete for fun, education, prizes, and jobs. HackerRank for Work is our B2B enterprise product and is a set of tools for technical interviewing and assessment that sits on top of our platform. These tools simplify the interview process for any company that hires engineers. We're a 100+ member team across Bangalore & Palo Alto, CA, USA and our revenue is growing at 100% Q-o-Q. We have a database of 2M+ hackers across 31 countries and our customers include Facebook, VMWare, Bloomberg, Adobe, Flipkart, Twitter, Square, Quora, Airbnb, Yelp and many more! We have product-market fit and are looking to scale tremendously. Customer case studies can be found on our company site.   Experience in design and implementation of APIs. Strong coding, design, and architecture experience in any one programming language ecosystem (RoR, J2EE, Spring etc.,) is mandatory. Building, maintaining, and debugging distributed, web-based applications. Experience in building customer facing products is a big plus. Understand scalability and performance challenges. Ability to identify and fix performance bottlenecks. Building highly concurrent and low latency systems. Experience in using various components of backend stack such as cache (Redis, Memcached), RDBMS, NoSQL DB, web server (Nginx, HAProxy), app server (Tomcat, Unicorn), CDN. Need to have basic knowledge of web dev - HTTP headers, session management, cookies, etc.     GET EXCITED. Because you're about to have a huge impact. HackerRank is growing fast and we're having a great time working together as we build! We're a fun, friendly, passionate bunch. And we’re looking for more smiling faces to come join us! The position is full-time and is based in Bangalore. Our office is in Koramangala, a short walk from the Forum mall (https://goo.gl/maps/NNcfWPCn16T2), smack in the middle of great restaurants, bars, and shopping.