Job Description :
Ruby On Rails Developer
Location: San Francisco, CA OR Palo Alto, CA (Most can be remote, but candidate with be required to go into their SF or Palo Alto office once a week)
Duration: 6 months

Description:
To help us achieve our goals, we are seeking a Full Stack Software Engineer to join our team.
You will leverage your knowledge to develop new consumer focused products using modern Engineering such as Continuous Integration and Deployment.
As a developer at Weight Watchers, your code, designs and decisions will be highly visible, and will directly impact and delight lots of users.
Key responsibilities:
Program daily in Ruby, Rails, AngularJS, Express and others.
Build out restful endpoints and lightweight aggregation layers.
Build out unit tests and other automated tests.
Build out new features and iterate on existing features.
Design and implement low-latency, high-availability and performant applications
Enable analytics via tag management and logs.
Help define architectures and design patterns.
Participate in code reviews.
Answer technical inquiries on code base and product
Lead the way with writing programmatic unit tests.
Design to build programs to help kids, teens & families lose weight and live healthier
Qualifications:
Experience with Ruby on Rails in a production environment
Experience with React.js, Backbone.js or similar JavaScript frameworks
Experience with web services API integration (Rest, JSON, XML
Good understanding and experience with a variety of web-related technologies (i.e., JavaScript, CSS, HTML, browser security)
Enjoys building features end-to-end, from HTML and CSS through the backend, including the database
Understanding of efficient and effective schema use in databases within Postgres, MySQL or other relational databases
Experience with RSpec or TestUnit/Minitest and a strong desire to use them
Experience designing and implementing backend systems for mobile and web-based applications
Experience incorporating Open Source subsystems into production code
Understanding of general user experience and UI design principles.
Ability to understand requirements and map to technical implementation.
Experience modelling domain data in service and storage layers.
Solid foundation in data structures, algorithms, and software design
Strong track record of shipping products
Proficient understanding of code versioning tools such as GIT, SVN,
Deployment experience with tools like Docker and Aptible/Heroku
Must have excellent oral and written communication skills.
Experience working on Agile teams (pair programming, refactoring, story writing and estimation)
Experience in mentoring and leading other Engineers
Computer science degree or equivalent academic or professional background.