Principal Software Engineer - Front End

Join us as we pursue our vision to make machine data accessible, usable and valuable to everyone. We are a company filled with people who are passionate about our product and seek to deliver the best experience for our customers. At Splunk, we’re committed to our work, customers, having fun and commemorating each other’s success.

We are seeking an exceptional Data Visualization Engineer to construct insightful and inspiring visualizations. These visualizations will tell stories of security violations, IT operations, license compliance, user behavior, demographics, changing trends in use of our products and answer our business partners’ questions and help them to ask the right questions about their data.

In this role you will focus on both building and driving, cutting edge visualization software, as well maintaining and improving upon our existing products. Your work encompasses the intersection of data, engineering and design, demonstrating our massive datasets into intuitive user interfaces, utilizing modern UX concepts.

What you'll do

  • You'll produce visualizations, optimized to communicate underlying data, and to enable users to drive insights.
  • You'll collaborate on defining user interfaces that work effectively for customers ranging from operations, security investigators, autonomy engineers, data scientists and execs.
  • You'll develop full-featured client-side applications using state of the art Javascript technologies including React/Redux and visualization technologies like Highcharts, D3 and WebGL.
  • You'll participate in feature design working with product and UX experts.
  • You'll actively design and improve all aspects of the UI, collaborate closely with team members to produce exceptional user experiences.
  • You’ll work with the team to architect and plan out a technological roadmap in building out a visualization framework.
  • You’ll participate and lead design reviews, architectural discussions and review code produced by fellow engineers.
  • You’ll mentor and coach other engineers on the team.

What you'll need

  • Data Visualization, Data Engineering, Human-Computer Interaction or equivalent practical experience
  • You have at least 12+ years of experience in the industry working with client-side technologies and building data visualizations (or 8+ years with a Master degree).
  • You are passionate about JavaScript and the Web as a platform, reusability, componentization, and building for scale.
  • Familiarity in building applications using modern web technologies; React, Redux, Jest, Webpack, etc.
  • You have built data visualizations using Highcharts, d3.js, and other technologies.
  • You have proven understanding of SDLC and Agile scrum methodologies.
  • You are excited to fully own a data product experience, from developing novel visualization techniques to testing and ensuring robustness of the application.
  • You thrive in a collaborative team environment.

Bonus for

  • Passionate about Information design, and have read literature ranging from Tufte to Tamara Munzner.
  • Passionate about Information Visualization (the field), you know what pre-attentive processing or Myriahedral Projections are.
  • Passionate about computer graphics, have worked extensively with (raw) WebGL and other graphics technologies like OpenGL, Vulkan, Metal, three.js etc.

What We Offer You

  • A constant stream of new things for you to learn. We're always expanding into new areas, bringing in open source projects and contributing back, and exploring new technologies.
  • A set of exceptionally hardworking and dedicated peers, all the way from engineering and QA to product management and customer support.
  • Growth and mentorship. We believe in growing engineers through ownership and leadership opportunities. We also believe mentors help both sides of the equation.
  • A stable, collaborative and supportive work environment.
  • We don't expect people to work 12-hour days. We want you to have a successful time outside of work too. Want to work from home sometimes? No problem. We trust our colleagues to be responsible with their time and dedication, and believe that balance helps cultivate a phenomenal environment.


  • Requires a minimum of 12 years of related experience with a technical Bachelor’s degree; or equivalent practical experience; or 6 years and a technical Master’s degree; or a Ph.D. with 5 years experience; or equivalent practical experience

We value diversity at our company. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or any other applicable legally protected characteristics in the location in which the candidate is applying.

For job positions in San Francisco, CA, and other locations where required, we will consider for employment qualified applicants with arrest and conviction records.

Splunk's Hiring Practices
Splunk turns machine data into answers. Organizations use market-leading Splunk solutions with machine learning to solve their toughest IT, Internet of Things and security challenges.

Individuals seeking employment at Splunk are considered without regards to race, religion, color, national origin, ancestry, sex, gender, gender identity, gender expression, sexual orientation, marital status, age, physical or mental disability or medical condition (except where physical fitness is a valid occupational qualification), genetic information, veteran status, or any other consideration made unlawful by federal, state or local laws. Click here to review the US Department of Labor’s EEO is The Law notice. Please click here to review Splunk’s Affirmative Action Policy Statement.

Splunk also has policies in place to protect the personal information candidates disclose to us as part of the application process. Please click here to review Splunk’s Career Site Privacy Policy.

Splunk does not discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. Please click here to review Splunk’s Pay Transparency Nondiscrimination Provision. 
For job positions in San Francisco, CA, and other locations where required, we will consider for employment qualified applicants with arrest and conviction records.

Splunk is also committed to providing access to all individuals who are seeking information from our website. Any individual using assistive technology (such as a screen reader, Braille reader, etc.) who experiences difficulty accessing information on any part of Splunk’s website should send comments to Please include the nature of the accessibility problem and your e-mail or contact address. If the accessibility problem involves a particular page, the message should include the URL of that page.

Splunk doesn't accept unsolicited agency resumes and won't pay fees to any third-party agency or firm that doesn't have a signed agreement with Splunk.

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