Frontend Software Engineer
Join KoBold as a Frontend Software Engineer to build user-friendly applications for mineral exploration using modern technologies.
Posted by employer 3 years ago
First seen on Joblaze 1 month ago
Last verified on the company career page 1 day ago
Skills & Technologies
AI in the day-to-day
KoBold builds AI models for mineral exploration and deploys those models alongside novel sensors.
Requirements
- Visa
- Sponsorship available
Not disclosed in this posting: years of experience.
Joblaze summary
In this role, the Frontend Software Engineer at KoBold Metals focuses on creating user-friendly web applications that enhance the work of geologists and data scientists. Proficiency in modern JavaScript frameworks, data visualization libraries, and cloud technologies is essential for developing and maintaining these applications. This position is ideal for someone with a strong technical background who is eager to collaborate with scientists and explore the intersection of technology and mineral exploration. The dynamic environment at KoBold offers opportunities for mentorship and hands-on involvement in innovative exploration projects.
Joblaze insights
- Listed about a month ago — first seen on Joblaze September 3, 2026. Last confirmed on KoBold Metals's careers page October 27, 2026.
- Salary band is below the typical range for Frontend roles (median ~$180,000).
- Starts above 50% of 20 comparable mid frontend roles in United States that list React we track (median $155,000 across 15 companies). See React salary trends
- React appears in 80% of 40 comparable mid frontend roles in United States; Leaflet appears in 2.5% of 40 comparable mid frontend roles in United States.
Quick facts
- Is the Frontend Software Engineer role remote?
- Yes — KoBold Metals lists this as a fully remote position.
- What's the salary range?
- KoBold Metals lists $160,000–$240,000 for this role.
- What's the tech stack?
- Joblaze extracted these technologies from the posting: Angular, CSS, D3, Django, Flask, HTML.
- Does KoBold Metals sponsor work visas for this role?
- Yes — the posting indicates visa sponsorship is available for the right candidate.
- What seniority level is this role?
- KoBold Metals targets mid-level candidates for this position.
- Is this full-time or contract?
- Full-time for this Frontend Software Engineer role at KoBold Metals.
From the original posting
Responsibilities:
- Build intuitive and elegant user experiences to empower fellow KoBolders with backgrounds in geology, geophysics, geochemistry, and data science.
- Own and improve KoBold’s existing web apps that manage data upload, discovery, search, and visualization.
- Collaborate with scientists to architect new tools to support complex, interactive 2D/3D geospatial visualizations, plotting, and data labeling.
- Champion frontend best practices. Modernize our stack to standardize our UIs, prototype faster, and deploy useful apps for our geologists and data scientists. Mentor junior developers.
- Setup systems to automate the testing of our UIs.
Qualifications:
- Experience in architecting, developing, and maintaining frontend applications that provide a rich user experience.
- Experience in writing production-quality code that is correct, performant, scalable, and extensible.
- Skilled with data visualization libraries (D3, Leaflet, etc).
- Experience with the following: modern JavaScript tools (node.js, TypeScript, React, Angular, etc), modern deployment and cloud technologies, Python web frameworks (Django, Panel, Flask, etc), and classic frontend development (HTML, CSS, etc).
Bonus Qualifications
- Experience with geospatial data and building map-based experiences.
- Familiarity with containerization and container orchestration platforms, such as Docker, AWS ECS, Kubernetes, etc.
- Experience with frontend automated-testing systems (Cypress, Selenium, etc).
A great candidate will also be:
- Highly intellectually curious and eager to learn about all aspects of mineral exploration, particularly in the geology domain. Will be open to working directly with geologists in the field.
- Excited to work on a wide range of problems in a dynamic work environment, to take on a wide range of responsibilities, and to learn new tech and science.
- Keen not just to build cool technology, but to figure out what technical product to build to best achieve the business objectives of the company.
- A strong communicator who enjoys working with colleagues across the company.
This position is Full-time.
The US base salary range for this full-time exempt position is $160,000 - $240,000.
Location: Remote, Candidates can be located anywhere in the United States or Canada. All candidates must be legally authorized to work in the United States or Canada.
Standard company text repeated across KoBold Metals's postings is omitted here.