Senior Front End Engineer

Our team of 9 engineers is curious, driven, friendly, and collaborative. We believe in an egoless approach to development and a blameless approach to problem solving. While we work independently, we support each other through frequent code and design reviews, daily stand-ups, and pair programming, facilitating learning and reducing friction in our regular release schedule of every 3 weeks.

We are seeking a Senior Front-end Engineer to help us build and maintain our React/Redux and jQuery-based front-end, complete with automated tests and SCSS styling, and provide front end expertise to our development team. You have a passion for simple solutions. You also have good intuition around what makes sense to build in-house versus pull in as external dependencies. You like building tools for other developers. You value transparency and collaboration and enjoy independent work in a team setting. In this position, you will also work closely with our in-house Creative and Product teams to create efficient, reusable, customer-facing modules that will comprise HelloSign and HelloFax.

* Build upon and improve an eSignature service that's already used by tens of thousands of enthusiastic users. * Write high-performance, reusable, modular code along with automated tests. * Introduce the team to new front-end architectural ideas and concepts. * Collaborate closely with our in-house design team to bring their ideas to life. * Test and fix bugs across multiple browsers. * Identify and resolve performance issues to optimize for speed.

* 7+ years of experience building large-scale JavaScript applications * Have been in a senior role before * Have mentored a team * Strong technical leadership abilities * Strong understanding of JavaScript development patterns. * Excellent written and verbal communication skills. * Solid understanding of the full web stack (e.g. HTTP, headers, caching, etc.). * Disciplined approach to testing and quality assurance. * Ability to handle sensitive customer data **Bonuses** * Big bonus points if you’ve developed your own framework. * BS in Computer Science or related technical field. * Familiarity with ES6 JavaScript and libraries including React and jQuery * Familiarity with CSS preprocessors like SASS and CSS standards like SMURF/SMACSS. * Familiarity with responsive design with grid frameworks like Foundation or Bootstrap. * Familiarity with PHP or other object-oriented language. * Familiarity with Git or other version control system. * Familiarity with AWS or other cloud services.