Our 24x7 comprehensive monitoring of the Digital Underground can help you transform your information security and anti-fraud operations from reactive to proactive.

Location: San José, Costa Rica

We are recruiting an experienced full stack web developer to join our application development team. We are committed to delivering a top quality web experience and workflow, and need a passionate professional to continue refining the vision and make it a reality. We expect the candidate will take the current vision and make it his/her own, and truly own the end-user experience on the web. Security is a primary requirement along with high quality design and ease of use for the end-users.

Core Duties:

  • Design and build a secure, compelling, end-user workflow and experience
  • Evaluate and select the core technologies needed to deliver a secure, responsive, intuitive application
  • Work closely with our front-end team to develop the necessary services, APIs, etc. to successfully drive the web experience
  • Constantly evolve and improve our end-user interface
  • Deliver a consistent, reliable, performant, external API
  • Work with an agile team to solve problems and deliver results

Detailed responsibilities:

  • Lead the technology selection and application architecture as appropriate for new applications
  • Work closely with the front-end engineering team to ensure coordinated APIs are developed
  • Full stack web application development using proven technology stack
  • Full cycle of back-end UI development. Includes deep understanding of the NodeJS, ExpressJS, object-oriented JavaScript, and common JavaScript libraries
  • Evaluating and utilizing frameworks for front end development, such as Angular, React, Vue
  • Maintaining complex JavaScript/Typescript back-end projects. This includes the ability to structure JavaScript code, delay loading, long running operation support, and execution optimization
  • Manage the optimization, and bundling of our framework/libraries using tools like Backpack, NodeJS scripts
  • Maintaining and extending the projects testing suite, both Unit and Integration tests


  • Expertise in NodeJS, ExpressJS, the Express Middleware pattern
  • Experience with NoSQL Database Adapters like mongoose, elasticsearchjs, etc.
  • Experience building Resource Oriented HTTP REST APIs
  • Expertise in REST/JSON/AJAX
  • Experience with agile development and version control systems
  • Excellent debugging and problem solving skills
  • Excellent communication skills and the ability to operate independently as part of a distributed team

About the Company:  Q6 Cyber is the leading E-Crime Intelligence company. We monitor the “Digital Underground” - a vast universe where hackers, fraudsters, and cybercriminals operate and interact. Our 24x7 coverage includes not only hacking forums on the Dark Web and Deep Web, but also malware networks and other cybercrime infrastructure, private messaging applications, and more.

We deliver targeted and actionable e-crime intelligence with unparalleled speed and precision, resulting in exceptional ROI through significant reduction of fraud losses, cyber and data breaches, and other electronic crimes.

Q6 Cyber is led by veterans of the NSA, US Secret Service, and Israeli Military Intelligence (Unit 8200). We serve large enterprise customers around the world.