Senior C++ Engineer

DuckDuckGo

. Build high-performance code at the core of DuckDuckGo's browser using modern C++ and Chromium .

Posted 10/14/2026full-timeRemote • United StatesSenior💰 $178,500 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates advanced expertise in modern C++ (C++23 or newer) with a strong foundation in algorithms and data structures, capable of leading complex projects and making architectural decisions for large-scale technical work. Proven ability to collaborate with cross-functional teams to deliver privacy-focused features while ensuring high performance and responsiveness.

Highest-signal resume keywords

Advanced Modern C++ ExpertiseLarge-Scale C++ Codebase ManagementPerformance ProfilingTechnical Project LeadershipAsynchronous Collaboration

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

C++Memory ManagementConcurrencyPerformance ProfilingAlgorithmsData StructuresDebuggingLarge Build SystemsSoftware ShippingTechnical Architecture

Soft Skills

Problem SolvingClear CommunicationExecution

Tools & Technologies

ChromiumWebKitWebViewGame EnginesLarge Desktop Applications

Industry Keywords

Privacy ProtectionConsumer SoftwareBackground CheckLegal Work Authorization

Tech Stack

Tools & technologies

C++

About the role

Key responsibilities & impact

Build high-performance code at the core of DuckDuckGo's browser using modern C++ and Chromium
Implement tracker blocking without slowing page loads
Bring VPN and Personal Information Removal into the browser through the DuckDuckGo subscription
Catch startup and responsiveness regressions automatically
Lead complex projects from proposal through post-mortem
Turn vague problems into clear plans and execute them in a large modern C++ codebase
Use metrics to demonstrate project effectiveness
Make architecture decisions for large-scale technical work
Collaborate asynchronously with design and product teams to build privacy-protecting features

Requirements

What you’ll need

7+ years of software engineering experience
Advanced modern C++ expertise (C++23 or newer), including memory management, concurrency, and performance profiling
Experience driving technical work end-to-end on large-scale C++ codebases
Comfort with large build systems, debuggers, and profilers
Experience shipping software to a large consumer audience
Solid computer science foundation in algorithms and data structures
Bonus: Windows development experience
Bonus: experience with browsers (Chromium, WebKit, WebView), game engines, or large desktop applications
Must pass a background check as a condition of joining the team
Must be legally authorized to work in the country of residence; DuckDuckGo does not sponsor or assist with individual immigration needs

Benefits

Comp & perks

Stock options
Company-sponsored health benefits for team members based in the United States
Paid parental leave
Office setup
Co-working allowances
Flexible work arrangement with no core hours
Global all-hands meetup and team retreat travel encouraged (at least two times a year)