Senior Full-Stack Software Engineer (C#) at 12twenty Inc.

| Santa Monica
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We are searching for a talented, hands-on full-stack software engineer that is interested in moving 12Twenty’s suite of university career center SaaS web products forward. If you are a self-motivated, team player with a great attitude, excellent communication skills, strong work ethic, and a passion for building great products, we’d love to hear from you!

About 12Twenty

12Twenty is an ed-tech company based in Santa Monica that’s changing the way university career centers, students, and employers approach recruiting.

Through its suite of SaaS web apps, which include  job postings, events, appointments, and custom reporting, 12Twenty provides universities with a platform to better connect students, career centers, and employers. We work on an extremely diverse set of features, modules, and integrations, including oauth, calendar sync, payments, apple wallet / android pay.

12Twenty offers competitive salary and stock options, a great location in Santa Monica minutes from the beach, and an amazing team to innovate and collaborate with; we love what we do, we embody a passion for continuous improvement, and we support each other to be excellent.

Check out a video from a recent user conference:

Your Role

  • Collaboratively work to solve complex, highly technical problems with a small, tight-knit team of smart, highly motivated developers
  • Architect, develop, code review, and support high-quality code and automated tests with software engineering best practices in mind
  • Refactor and redesign existing code to maximize performance, scalability, and maintainability
  • Effectively communicate and collaborate with other members of your scrum team - Devs, Product, and QA - to design and build innovative and intuitive features that our users will love
  • Take ownership over modules and features built with C# (.NET Framework), Web API, MVC, AngularJs, Typescript, HTML, Less, Sql Server, Dapper, EF, and other technologies, including a smidgen of legacy jquery and knockoutjs.

Your Experience

  • 5+ years of full-stack data-driven web application software development experience
  • Bachelor's or Master’s degree in computer science or related field
  • Expertise with unit and integration testing and TDD concepts to build high quality, reliable code
  • Experience applying software engineering best practices and design patterns for a SaaS product with a larger codebase and complex business rules
  • Experience with SPA development and working with Javascript frameworks like Angular or React
  • Comfortable working in a fast-paced, agile environment, with tight deadlines and frequent deliverables


  • Excellent health plans - medical/dental/vision insurance fully covered by the company
  • Flexible work schedule and open to remote working possibilities
  • Excellent PTO benefits
  • 401k
  • Great location in Santa Monica, minutes from the beach.
  • Catered Friday lunch
  • Everyone gets stock - if we do well, you do well!
  • Tons of snacks in the office
  • Fun activities through the year, including company beach day, holiday party, and happy hours
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Technology we use

  • Engineering
    • .NETLanguages
    • C#Languages
    • JavascriptLanguages
    • AngularJSFrameworks
    • ASP.NETFrameworks
    • Microsoft SQL ServerDatabases


12twenty Inc. is located in downtown Santa Monica. Walking distance to the beach and to a plethora of coffee shops, we got you covered.

An Insider's view of 12twenty Inc.

What are some social events your company does?

Every summer we have a Beach Day when we close down early and head to the beach for volleyball and relaxing.
Our annual holiday party is always a blast.
Plus regular happy hours and coffee shop outings.

Matt Miller

VP Business Development

What are 12twenty Inc. Perks + Benefits

Eat lunch together
Team owned deliverables
Team based strategic planning
Health Insurance & Wellness Benefits
Dental Benefits
Vision Benefits
Health Insurance Benefits
Retirement & Stock Options Benefits
Company Equity
Child Care & Parental Leave Benefits
Flexible Work Schedule
Vacation & Time Off Benefits
Generous PTO
Paid Holidays
Paid Sick Days
Perks & Discounts
Casual Dress
Company Outings
Stocked Kitchen
Some Meals Provided
Happy Hours

Additional Perks + Benefits

Competitive Salary & Stock Options. Catered Friday Team Lunch. Beach days with volleyball, pizza, and beer. Unlimited healthy and not-so-healthy snacks.

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