.**Paystand**Paystand is a hungry, fast-growing, Series-C startup with three locations! Nestled in the beautiful Santa Cruz mountains, just south of Silicon Valley is where we started. We have our offices in amazing and historic Guadalajara Mexico and Salt Lake City with the dramatic backdrops of the mountains of Utah.Our mission is to unlock capital efficiency for enterprise businesses through our transformative "Payments as a Service" platform. Our smart billing and payment network uses revolutionary internet, blockchain, and FinTech services to digitize receivables, automate processing, reduce time-to-cash, lower transaction costs, and produce new revenue for our clients. Paystand is venture-backed, having been consistently recognized as one of the top innovators in FinTech, and fastest growing companies in the world.**PAYSTAND IS REVOLUTIONIZING FINANCE**Paystand is the world's largest B2B Defi/ blockchain network and has grown 876% over the past 3yrs. We intend to keep on with the growth and we're looking for experienced Sr. Fullstack Developer unafraid of new & innovative technologies and through best practices develop revenue cycle/AR solutions & products from the hottest easy-fast-affordable-automated business network nowadays!**Responsibilities**- Architecture and implementation of user-facing parts of PayStand's Systems- Collaborate with product owners, designers, other engineers, and customer success to build the best user experience**Qualifications**- Can-do attitude with a strong sense of ownership and responsibility- Solid Computer Science and Software Engineering background- Experience building highly scalable RESTful web services and APIs- Experience with Node.Js & Express.Js- Experience with HTML, CSS and JavaScript (ES5 and higher)- Experience with front-end frameworks such as Angular.Js (1-4), React, Vue.Js, etc.- Experience with preprocessor stylesheet languages such as Sass, & Less- Opinionated, but willing to compromise and take direction**Bonus**- HTML5, JavaScript and CSS3 expert- Knowledge of other web libraries and frameworks such as Polymer, React, etc.- Understanding of front-end performance issues and optimization strategies (i.E. Caching, CDNs, concatenation and minification, sprites, SVGs, fonts, etc.)- Experience with message queueing technologies such as RabbitMQ, SQS, Kafka- Experience with event driven service architectures- Experience with other programming languages than JavaScript- Experience with front-end build environments (Grunt, Gulp, etc