Software Development Engineer II, Fullstack

Mapbox

Software Development Engineer II (Fullstack) developing Mapbox Studio, a complex map design tool using React and TypeScript. Leading technical contributions and collaborating with design teams for optimized performance.

Posted 7/21/2026full-timeRemote • 🇺🇸 United StatesMid-LevelSenior💰 $160,650 - $217,350 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in Modern Frontend Architecture with a focus on React and TypeScript, while ensuring operational excellence through performance optimization and quality assurance practices. Capable of integrating fullstack solutions and mentoring peers to foster a collaborative engineering environment.

Highest-signal resume keywords

React DevelopmentTypeScript ProficiencyBackend Infrastructure ManagementPerformance OptimizationQuality Assurance

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

JavaScriptHTML5CSS3ReduxRESTful API IntegrationCI/CD PipelinesMemory ManagementTesting FrameworksCloud InfrastructureData Flow Management

Soft Skills

MentoringCollaborationProblem SolvingCommunicationAutonomy

Tools & Technologies

Mapbox StudioPlaywrightJestAWSAI Tools

Industry Keywords

Frontend ArchitectureOperational ExcellenceTechnical DebtApplication PerformanceUser-Centered Design

Tech Stack

Tools & technologies

AWSCloudJavaScriptJestReactReduxTypeScript

About the role

Key responsibilities & impact

Lead contributions to Mapbox Studio, our flagship map design tool. Studio is a complex React / Redux app that requires fluency in Javascript, Typescript, and web technologies. Ship simple, approachable, performant, testable code.
Facilitate and make informed technical decisions that drive the long term vision for maps at Mapbox.
Build workflow tools that enable our map designers to create beautiful maps faster and easier.
Solve complex architecture problems in an extensible, maintainable way. Bring clarity to complex technical problems across the organization.
Participate in the design process by listening to users, attending design critiques, and providing guidance and feedback informed by a deep understanding of technical constraints.
Reduce technical debt, share your knowledge, and invest in your teammates’ health and happiness, while optimizing application performance and accelerating feature velocity.
Promote a culture of operational excellence by meticulously testing and monitoring our systems and code, writing documentation, and being on-call to support the health of our services.

Requirements

What you’ll need

Expertise in Modern Frontend Architecture: You have a proven track record of building full-featured client-side applications using React and TypeScript (ES6+), with a deep understanding of HTML5 and CSS3.
Backend Infrastructure: 3+ years of experience building and maintaining scalable high volume low latency backend services and CI/CD pipelines.
Performance Optimization: A sophisticated understanding of frontend architecture for large-scale, data-intensive applications, with a focus on memory management and rendering efficiency.
AI Usage: Proficiency using AI as a sounding board and productivity multiplier while maintaining a trust but verify approach auditing AI-generated code for security, performance, and architectural integrity.
State Management Mastery: You are proficient in designing complex application and component states using solutions like Redux, ensuring scalable and maintainable data flow.
Fullstack Integration: You have extensive experience integrating RESTful APIs and a functional understanding of cloud infrastructure, specifically AWS.
Quality Assurance: You are comfortable working with testing frameworks such as Playwright or Jest to ensure code reliability and performance.
Operational Excellence: You take pride in the long-term health of your systems, including monitoring metrics, triaging regressions, and proactively resolving customer-facing issues.
Autonomy and Execution: You can independently navigate the full development lifecycle, translating design specifications into high-quality, production-ready code.
Collaborative Mindset: You possess a strong desire to mentor peers, engage in pair programming, and document your expertise to elevate the entire engineering team.

Benefits

Comp & perks

We value high-performing creative individuals who dig into problems and opportunities.
We believe in individuals being their whole selves at work. We commit to this through supportive health care, parental leave, flexibility for the things that come up in life, and innovating on how we think about supporting our people.
We emphasize an environment of teaching and learning to equip employees with the tools needed to be successful in their function and the company.
We strongly believe in the value of growing a diverse team and encourage people of all backgrounds, genders, ethnicities, abilities, and sexual orientations to apply.