Full Stack Developer - Java
Washington, DC

Job Description

Business Unit:

Summary:

The Voice Control Platform (VREX) group is responsible for voice recognition on Xfinity voice enabled remotes and devices. The VREX Backend Team handles backend communications for VREX. The backend developer will maintain and develop microservices to support the VREX framework. They will interact closely with the Natural Language Processing (NLP) and Speech Recognition (SR) systems. The developer will be expected to work in a mix of public and private cloud environments as well as bare metal installations.

Job Description:

The Voice Control Platform (VREX) is part of Comcast Cable's Technology & Product (T&P) organization and serves the larger company with advanced Speech Recognition (SR) and Natural Language Processing (NLP) technologies for searching and discovering any type of content in the entertainment catalog available.

The Voice control Platform needs an engineer that is familiar with scalability principles and micro-services. We handle voice requests of millions of voice remotes and voice activate devices and have created a platform that operates reliably and efficiently with the latest at-scale technologies.

You will work with other engineers and researchers with backgrounds in advanced fields such as natural language processing, information retrieval, and knowledge representation. As a key member of the team, you will help define, refine, and test state of the art algorithms, and scale the associated systems for high performance, stability, and availability.

Comcast T&P encourages career development with regular opportunities for training and programs for innovative cross-team projects such as week-long Hackathon and job rotation programs over the summer.

Core Responsibilities:

* Maintain and develop microservices to interact NLP and SR services
* Writing production-quality, tested code.
* Understanding the code base for your components in depth.
* Producing technical designs and documentation at varying levels of granularity
* Collaborating with our quality assurance and technical operations teams to provide outstanding customer service.
* Participating in code reviews and helping the team to be effective and agile.
* Staying educated on technical developments and tools necessary for the design and maintenance of complex, distributed platforms.

Qualifications:

* BS in Computer Science, Computer Engineering or related technical field.
* 2+ years of relevant work experience, including extensive programming experience and strong object-oriented skills including Java server-side development.
* In-depth knowledge of WebSockets and experience in writing code for WS and WSS and HTTP protocols.
* Experience in writing code using multithreading.
* Experience in Springboot is a plus.
* Experience in building Caching systems is a plus.
* Experience with high-scale, distributed web service development (hands-on experience with RESTful web services).
* Experience as part of a team doing state-of-the art, object-oriented software development including continuous integration, test-driven-development, automated unit and integration testing.
* Knowledge of major open frameworks and platforms including Spring and Docker.
* Experience with versioning tools. GIT a plus.
* Experience with Jenkins for continuous integration
* Knowledge of Docker Swarm and/or Kubernetes. Deployment orchestration tools.
* Must demonstrate an understanding of software design patterns and the practical application of those patterns.
* Experience provisioning and managing applications in both virtual and cloud infrastructures (AWS preferred).
* Experience with AWS Lambda, Kinesis, DynamoDB.
* Experience developing service oriented architectures and an understanding of design for scalability, performance and reliability.
* Experience with Agile development methodologies and practices.
* UNIX/Linux background: facility with command-line utilities; familiarity with system administration tools and concepts.
* Familiarity with distributed systems and micro-services a plus.
* Experience with various data interchange and representation formats such as JSON, XML.
* Strong initiative: must be able to take high-level requirements, ask questions and get clarifications, decompose into deliverable software components, design and implement solution to meet functional, performance, and quality acceptance criteria.
* Excellent communication: must be a good listener, willing to ask questions, and able to clearly communicate ideas with team members and external groups.

Comcast is an EOE/Veterans/Disabled/LGBT employer