Software Engineer (Web Performance) Job at Vercel (San Francisco)

Software Engineer (Web Performance), v0

As a Web Performance Engineer on v0, you will focus on performance engineering, ...

Location

United States , San Francisco

Salary:

224000.00 - 336000.00 USD / Year

Vercel

Expiration Date

Until further notice

Requirements

At least 5+ years of relevant experience
Strong experience building and optimizing React/Next.js applications
Deep understanding of web performance fundamentals (Core Web Vitals, caching, hydration strategies, edge rendering)
Passionate about user experience, design systems, and creating intuitive interfaces
You care deeply about quality and are excited to work at the intersection of AI + frontend + performance

Job Responsibility

Architect and implement high-performing frontend systems using React and Next.js
Ensure a world-class user experience through thoughtful UI/UX engineering, accessibility, and maintainability
Build frameworks and tooling to evaluate and improve performance (Lighthouse, Real User Monitoring, Core Web Vitals)
Work closely with design, product engineering, and AI teams to ensure generated output meets high quality and performance standards
Optimize performance for speed, scalability, and reliability across the entire stack

What we offer

Competitive compensation package, including equity
Inclusive Healthcare Package
Learn and Grow - we provide mentorship and send you to events that help you build your network and skills
Flexible Time Off
We will provide you the gear you need to do your role, and a WFH budget for you to outfit your space as needed

Fulltime

Software Engineer - Web SDK

BioCatch is the leader in Behavioral Biometrics, a technology that leverages mac...

Location

Israel , TLV

Salary:

Not provided

BioCatch

Expiration Date

Until further notice

Requirements

5+ years of hands-on experience in JavaScript/TypeScript development
Strong knowledge of modern web development (ES6+, DOM APIs, browser compatibility)
Familiarity with security, performance, and cross-browser compatibility considerations
Ability to write clean, modular, and reusable code
Good communication skills and ability to work collaboratively in a team environment
Strong debugging and problem-solving skills
Experience working with CI/CD pipelines and automated testing tools

Job Responsibility

Design and implement new features and improvements in our SDKs
Ensure the SDK is robust, secure, and easy to integrate by third-party developers
Collaborate with cross-functional teams, including data engineer, data scientist and backend engineers
Maintain high code quality through code reviews, testing, and best practices
Monitor and optimize SDK performance and resource usage
Write clear technical documentation and integration guides

Fulltime

Engineering Team Leader - Full Stack / Web Performance

The Bidding Platform organization is the core of the RTB business, processing ov...

Location

Poland

Salary:

Not provided

RTB House

Expiration Date

Until further notice

Requirements

2+ years in a technical leadership role (Team Lead / Engineering Manager)
10+ years in hands-on Full Stack software engineering, with significant experience across frontend, backend, and with some understanding of DevOps aspects
Expertise in Web frontends creation and architecture
Experience with mobile application development (native or hybrid)
Proven strong analytical thinking and data-driven approach to decision-making and performance tuning
Extensive experience with web performance measures and optimization at scale

Job Responsibility

Lead, mentor, and grow a team of talented Frontend/Full Stack and Backend engineers, fostering a culture of technical excellence and high code quality
Serve as a Full Stack tech-leader (often hands-on), contributing to the design and development of key architectures and full stack solutions that support various platforms (Web, Mobile, CTV)
Define and execute the team's charter, focusing on end-to-end customer interactions and the reliable display of ads globally
Develop and oversee state-of-the-art observability systems for the Ad Display platform, tracking crucial metrics like reliability, viewability, latency, and providing deep debugging insights for ad creation teams
Provide governance for cross-team ad rollout, including defining best practices and tooling for rigorous testing and deployment strategies (A/B testing, Canary deployments)
Lead complex technical projects at massive scale, ensuring our solutions can handle millions of requests and maintain high performance worldwide
Collaborate intensely with a Staff Frontend Engineer, stakeholders from Ads layouts creation teams (designers, graphic specialists), and the core Bidding Platform backend teams

What we offer

Projects focused on high code quality – solid code reviews are our standard
Collaboration within an interdisciplinary, self-sufficient team including: DevOps (ensuring a great Developer Experience), database experts, backend developers, product designers, and QA engineers
Hardware and software tailored to your preferences – e.g. MacBook, AI tool licenses
Access to modern technologies and the opportunity to apply them in large-scale, high-impact projects
Flexible working conditions – no core hours, fully remote cooperation

Fulltime

Software Engineering Instructor

We are currently looking for a lead instructor for our part-time (24 week) Softw...

Location

Singapore , Singapore

Salary:

Not provided

General Assembly

Expiration Date

Until further notice

Requirements

You are the person that your colleagues naturally gravitate to when they are trying to figure something out
You are eager to shape the skills, minds, and careers of the newest generation of web developers
You have at least 4+ years of experience working on a software development team
Familiarity with Computer Science topics, such as: Recursion, Sorting, Search, Linked Lists, Stacks and queues, Sets, Trees, Search Tries, Graphs, Hash tables, and Design patterns
You have working experience in both front-end and back-end development, and are fluent in: HTML and CSS
Full-stack JavaScript (strong JavaScript highly preferred)
At least one JS MV* framework (Angular, Backbone, or React preferred)
SQL databases (we generally use PosgreSQL)
NoSQL (we generally cover MongoDB and Redis)
At least one additional object-oriented language (Python preferred)

Job Responsibility

Work closely with the instructional team (co-lead instructors, instructional associates, instructor manager) to guide students through a rigorous, transformational journey
Become a better leader, coach, and mentor as you learn from students, experienced instructors, and the larger General Assembly community
Inspire and support students as they identify their passions and drive their own continued learning beyond the curriculum
motivate students when they deal with classroom and personal challenges that become barriers to learning
Adapt our global curriculum and use it to guide your teaching, building your own lesson plans as needed and contributing back your lessons learned over time
Facilitate a safe, supportive, and energetic community that welcomes the various abilities, needs and learning styles of your students
Spend 17 hours a week teaching students (14 hours) and hosting office hours (3 hours)
classes are on Tuesday and Thursday evenings (7-10 PM, online) and Saturdays (9AM-6PM, on campus/online on alternate weeks
weekly student office hours are on Wednesday evenings (7-10PM, by appointment). We observe all Singapore public holidays
Commit a few hours per week preparing lessons and materials, leveraging existing GA curriculum content

Parttime

Software Engineering Instructor

We are currently looking for a lead instructor for our full-time (12 week) Softw...

Location

Singapore , Singapore

Salary:

Not provided

General Assembly

Expiration Date

Until further notice

Requirements

You are the person that your colleagues naturally gravitate to when they are trying to figure something out
You are eager to shape the skills, minds, and careers of the newest generation of web developers
You have at least 4+ years of experience working on a software development team
Familiarity with Computer Science topics, such as: Recursion, Sorting, Search, Linked Lists, Stacks and queues, Sets, Trees, Search Tries, Graphs, Hash tables, and Design patterns
You have working experience in both front-end and back-end development, and are fluent in: HTML and CSS
Full-stack JavaScript (strong JavaScript highly preferred)
At least one JS MV* framework (React preferred)
SQL databases (we generally use PosgreSQL)
NoSQL (we generally cover MongoDB and Redis)
At least one additional object-oriented language (Python highly preferred)

Job Responsibility

Teach 40 hours per week
currently classes on Monday through Thursday are on campus, with Fridays remote
we observe all public holidays in Singapore
Commit a few hours per week preparing lessons and materials, leveraging existing GA curriculum content
Work closely with co-instructors and/or teaching assistants to provide students with meaningful and prompt feedback on their progress, including assessment rubrics
Work alongside GA staff and teaching team to best meet the needs and learning styles of your students
Guide students through development of a stellar capstone project that will showcase their abilities to hiring managers
Facilitate a dynamic, collaborative, and positive classroom community
Inspire students to persevere through the challenges of learning a new skill set, as well as dealing with learning barriers along the way.

Fulltime

Senior Software Engineer - Application Engineer

This is a career-defining opportunity to play a crucial role in a hyper-scale AI...

Location

United States , Salt Lake City

Salary:

Not provided

PassiveLogic

Expiration Date

Until further notice

Requirements

5+ years in software engineering, computer science, front-end web-application development, or a related field
Strong JavaScript, TypeScript, or Swift experience
Strong algorithms, data structures, and coding background
Experience with user interface frameworks (e.g. Angular, React, Vue, Swift UI etc.)
Extraordinary teammate with excellent interpersonal skills
Exceptional communication skills: Ability to collaborate across teams, clearly communicate technical concepts to non-technical stakeholders, and document solutions effectively.
Organized and strategic: Experience in managing complex engineering projects, including timelines, scope, and deliverables, with attention to detail.
Collaborative mindset: Use your skillset to work flexibly across multiple teams and application.
Adaptability: Comfortable in a fast-paced startup environment, eager to learn, iterate, and innovate.
Problem solving: You own this role. When issues arise, be the empowered force that solves them, driving solutions to completion.

Job Responsibility

Design and Implement Front End Architecture: Lead the design and implementation of front end architecture to support native-quality web applications for multi-platform deployment.
Contribute Across Teams: Collaborate cross-functionally to build our technology and celebrate our shared successes. Be impact-driven, seek to be a good employee, neighbor, and global citizen.
Optimize Systems-level Performance: Be a systems-level thinker who researches before they act and values sound processes and broad thinking.
Prioritize Execution, Stability, and Velocity: Focus on delivering short-term wins while maintaining a long-term vision within our shared architecture. Take pride in the impact of our products and in delivering a 'wow' customer experience.
Nerd Out About Your Craft: Dive deep into the details and continuously refine your expertise.

What we offer

Competitive compensation
Generous equity share package
Medical, dental and vision coverage
Disability and life Insurance options
Flex PTO
Team-building events
Free catered lunch in the office Monday — Friday
Free ski pass (We are at the base of Big Cottonwood Canyon)
Free National Park pass

Fulltime

Software Engineering Manager

Corporate Tools is looking for a Software Engineer Manager. In this hands-on lea...

Location

Salary:

185000.00 USD / Year

Corporate Tools

Expiration Date

Until further notice

Requirements

BS in Computer Science or other equivalent degree/experience
Minimum of 5 years of professional experience with designing, building and maintaining full stack web application development
Strong experience with cloud data platforms (AWS, Azure, GCP) and relational/noSQL databases in production environments
4+ years experience with other web frameworks like Rails, Laravel, Django, Express, Ember, Backbone etc
Has demonstrated experience successfully leading an engineering team (manager or tech lead) including leading traditional scrum ceremonies, deployments and code reviews
A high threshold for navigating ambiguity and building effective solutions that scale
Strong grasp of security principles and how they apply to e-commerce applications
Adaptable and proactive in driving positive change, promoting continuous improvement, and aligning with company data initiatives

Job Responsibility

Responsible for leading 4-8 engineers across 1-2 teams, accountable for the team’s productivity, delivery, morale and overall success
Aligning individual and business goals through employee performance reviews, talent alignments and regular one-on-ones
Leads the charge on upgrading and managing Core Systems to the the software platform as a whole
Acts as technical expert, designing, developing, and maintaining applications, both new and existing, ensuring adherence to specifications and high-quality data architecture
Independently handle application modifications and maintenance, alongside custom programming and performance optimization
Tackle complex, high-priority technical challenges, ensuring the resolution aligns with design and performance standards
Uphold software excellence through robust testing methodologies and ongoing development in Ruby on Rails applications
Commit to the delivery and continuous improvement of high-quality software products
Acts as final decision maker on technical issues within their domain of expertise

What we offer

100% employer-paid medical, dental and vision for employees
Annual review with raise option
22 days Paid Time Off accrued annually, and 4 holidays
After 3 years, PTO increases to 29 days. Employees transition to flexible time off after 5 years with the company—not accrued, not capped, take time off when you want
The 4 holidays are: New Year’s Day, Fourth of July, Thanksgiving, and Christmas Day
Paid Parental Leave
Up to 6% company matching 401(k) with no vesting period
Quarterly allowance
Use to make your remote work set up more comfortable, for continuing education classes, a plant for your desk, coffee for your coworker, a massage for yourself... really, whatever
Open concept office with friendly coworkers

Senior Software Engineer

As a Full-Stack Software Engineer in the Archer AI team, you will design, develo...

Location

United States , San Jose

Salary:

134400.00 - 168000.00 USD / Year

Archer Aviation

Expiration Date

Until further notice

Requirements

B.S. or M.S. degree in Computer Science, Software Engineering, or related field
5+ years of professional software engineering experience
Strong proficiency in JavaScript/TypeScript and frameworks such as React, Angular, or Vue for frontend development
Strong backend development experience with Node.js, Python, Java, or Go
Knowledge of containerization and orchestration (Docker, Kubernetes)
Experience building and consuming RESTful APIs and/or GraphQL
Familiarity with databases (SQL and NoSQL)
Understanding of software engineering best practices including CI/CD, version control (Git), testing, and code quality
Ability to work across the full stack and quickly adapt to new technologies

Job Responsibility

Designing, developing, testing, and deploying full-stack web applications
Building clean, responsive, and scalable user interfaces
Developing backend services, APIs, and data pipelines to support applications
Collaborating with cross-functional teams to gather requirements, define technical solutions, and deliver impactful software
Writing clean, maintainable, and well-documented code
Ensuring performance, security, and scalability of systems
Participating in code reviews, architecture discussions, and mentoring junior engineers
Staying current with modern frameworks, tools, and best practices in full-stack development

Fulltime

Software Engineer (Web Performance)

Vercel

Location:
United States , San Francisco ▼
New York City

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
January 11, 2026

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Job Posted:January 11, 2026

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