Sr. Scala Developer; User-Configurable Enterprise Workflow Platform

Primotus Division of CargoTel · Aug 2nd 2018

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Primotus' platform uses many new big-data tools such as functional Scala, Akka actors, Kafka streaming messaging, and ElasticSearch for user-persistence layer. Our frontend is based on Angular using typescript and javascript. The goal is to develop an entirely configurable platform that allows a myriad of business verticals to configure entire systems with little to no custom development. And to deploy them in the cloud.

Illustrative modules include: drag-and-drop database, form builder, entitlements, workflow processes, mobile applications, business decisions, messaging, reporting and data visualization and even mapping -

We’re looking for an experienced Scala backend developer who enjoys functional programming and the challenge of building something highly configurable and innovative.

Our Stack : Includes many of the most-desired technologies, including: Backend:

  • Scala/Akka, Play Framework, Slick

  • Kafka (event-based processing)

  • Postgres, ElasticSearch

  • Web Sockets

  • BPMN (Java), DMN (Java)


  • Angular, TypeScript, React, Ionic Mobile, Redux, PouchDB (mobile data store)

  • CSS3, Bootstrap

  • Protractor, Selenium (Unit, end-to-end, API and performance testing tools)


  • Jenkins

  • GIT, GitHub

  • AWS

Our development team:

  • Is small and growing with 10 members, so you'll be a significant contributor.

  • Is comprised of frontend and backend teams

  • Separates code into distinct modules and services

  • Uses JSON API for backend/frontend integration

  • Applies Agile programming and paired development methodology in 3-week sprints

  • Works in a virtual, paired-development environment

You’d be working on some of the following initiatives:

  • Developing streaming business messaging system.

  • Incorporating Web Sockets throughout platform.

  • Creating data visualization plugin

  • Constructing/ingesting JSON RestfulAPIs

  • Working with team making key architecture and stack decisions

You're expected to have:

- 2+ years functional Scala development - Experience creating REST endpoints with Play framework - Test experience with libraries such as ScalaTest, ScalaCheck - Familiarity with asynchronous programming techniques using Scala Futures, fs2 - Knowledge of using purely functional libraries like scalaz/cats, circe - Designing, ingesting quality JSON RESTful services and payloads - GIT source control experience - Willingness to share knowledge and mentor team members

Nice to have some of the following:

- Kafka or similar messaging platform - ElasticSearch or Solr (Lucerne) - EDI including Camel or Mule enterprise integration - Postgres - BPM (Business Process Management) Activiti, Camunda, JBPM - Decision Management Notation (DMN or Business Rules) - BI visualization tools - Mobile application development (native or hybrid) - Business Resource Planning or Machine Learning

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