Are you a software engineer with a passion for writing clean, scalable code?Do you love contributing to software that reaches millions of users?Are you excited by solving interesting problems and building market leading technology?At Paradox, we believe when you get the people thing right you can build teams that can change the world. We're a high performance culture with laser focus on building world class products and a team that our clients love. Recently named one of Forbes' Top 500 Startup Employers, we're looking for top performers who have a track record of success and want to build a company together as we continue our triple-digit growth.Through Paradox solutions, we are helping companies around the world reimagine the way they hire: conversations instead of job applications, automated interview scheduling, and improving employers' hiring insights. We are hiring an experienced software engineer to join our team and help on a range of challenging back end projects, from developing our APIs to developing new products and features for Traitify, the world's fastest, visual and mobile-first hiring assessment.Sound like your perfect fit? We want to hear from you!As a Senior Software Engineer, you will:Develop and test new features for our APIsWork on primarily back end development projectsWork collaboratively with Product, Engineering and Design teams to develop and iterate products, features, and internal toolsResearch and troubleshoot end-user issuesContribute to a variety of software and product development initiatives, from building APIs to fixing defects to managing complex API pull/extraction requests to developing new methods to search our product databasesExperience & Skills Required5+ years of experience developing production-quality code at scale in Elixir, Ruby or Java5+ years of experience developing and supporting APIsDeep understanding of APIs, and familiarity with JSON, Web APIs, REST APIs, JSON-RPC, XML-RPC, RESTful practices, and GraphQLDeep understanding of relational and non-relational databases like SQL, MySQL, NoSQL, PostgreSQL, MongoDB or similarUnderstanding of front end JS framework (we use React)BS/MS in Computer Science/Engineering or related fieldComfortable working in cloud-based (AWS), *NIX, and shell environmentExcellent written communication skillsAbility to work from our Baltimore, MD or Jacksonville, FL office locationAuthorization to work in the United StatesWhy you should work at Paradox:Work side by side with passionate, purposeful people - Talent is our DNA and we pride ourselves on having the best!Ability to make a big impact on a growing organization and drive your own growthThe opportunity to be part of the team building the next big thing in recruiting technologyInternal and external professional development, coaching, and continuous education opportunities