Remote Senior Browser Researcher: Web Security & Bots

Jobgether; España; Remote; EUR 155,000 - 209,000; Full time

Benefits offered by this job

Fully remote work

Meaningful technical impact

Professional growth

Job summary

Jobgether is partnering with a global, remote-first team to hire a Senior Web Browser Researcher based in Spain. You will investigate browser behavior, develop automated research tools, and collaborate with product and engineering to translate findings into actionable priorities.

Lead research from hypothesis to validation, mentor peers, and contribute to public research; work across JavaScript, browser internals, and web security to tackle open-ended challenges.

Qualifications

• Must understand web platform fundamentals, browser internals and security concepts.
• Proficient in JavaScript and able to read code across languages.
• Strong networking knowledge and ability to explain undocumented behaviors.

Responsibilities

• Research novel device-identification and bot-detection techniques across modern browsers.
• Evaluate findings against performance budgets, contexts, and proxy implications.
• Design and conduct experiments, analyze data, and provide actionable recommendations.

Skills

Web platform basics

Browser internals

Web security concepts

JavaScript proficiency

Networking fundamentals

Reverse engineering

Experiment design

Data analysis

Communication skills

Tools

Observers

Fuzzers

Scrapers

Job description

Jobgether is partnering with a global, remote-first team to hire a Senior Web Browser Researcher based in Spain. You will investigate browser behavior, develop automated research tools, and collaborate with product and engineering to translate findings into actionable priorities.

Lead research from hypothesis to validation, mentor peers, and contribute to public research; work across JavaScript, browser internals, and web security to tackle open-ended challenges.