Frontend development (JavaScript, CSS, HTML, Redux) jobs

Senior Staff Software Engineer

Impinj · Posted Nov 9, 2026

Seattle, Washington, United States
Full-time · Senior
$159K–$238K per year
10+ years

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Senior Staff Software Engineer specializing in full‑stack web applications to build user‑facing applications and supporting backend services for Impinj’s cloud platform.

Compensation

The typical base pay range for this role across the US is $158,700 - $238,100.

Responsibilities

Build and ship web applications end‑to‑end, from initial design through deployment
Work closely with designers on interaction details, components, and design systems to implement customer‑ and internal‑facing user interfaces
Build the APIs, data models, and backend services behind the interfaces you create
Write production code in Rust and TypeScript
Deliver product features across configuration, management, and reporting

Requirements

Bachelor's degree in computer science, computer engineering, or related technical field
Nice to have: AI tools
Nice to have: data visualization
Nice to have: deep expertise in Rust

Skills

Rust TypeScript frontend development backend development API design relational data modeling event sourcing design systems performance optimization accessibility responsive design IoT MQTT PKI/certificates

Benefits

healthcare benefits
401(k) plan with company match
paid time‑off policy
remote work support

See full job description

Senior Software Engineer

Impinj · Posted Nov 9, 2026

Open

Seattle, Washington, United States
Full-time · Senior
$112K–$169K per year
5+ years

Apply with RefersoAI Apply on careers page

Senior Software Engineer specializing in full-stack web applications to build user-facing applications and supporting backend services for Impinj’s cloud platform.

Compensation

The typical base pay range for this role across the US is $112,300 - $168,500.

Responsibilities

Build and ship web applications end-to-end, from initial design through deployment
Work closely with designers on interaction details, components, and design systems to implement customer- and internal-facing user interfaces
Build the APIs, data models, and backend services behind the interfaces you create
Write production code in Rust and TypeScript
Deliver product features across configuration, management, and reporting

Requirements

Bachelor's degree in computer science, computer engineering, or related technical field, or equivalent practical experience
Nice to have: AI tools
Nice to have: design systems
Nice to have: data visualization
Nice to have: IoT

Skills

Rust TypeScript frontend development backend development event sourcing MQTT PKI IoT API design relational data models

Benefits

healthcare benefits
401(k) plan and company match
competitive benefits
remote work support
open paid time-off policy

See full job description

Full-Stack Software Engineering Intern, Summer 2027

General Dynamics Mission Systems, Inc · Posted Nov 9, 2026

Open

Scottsdale, Arizona, United States
Full-time · Intern
$0–$0 per year

Apply with RefersoAI Apply on careers page

Internship focused on full-stack software engineering including user-facing applications, backend services, and AI service integration.

Compensation

Combined Salary Range USD $0.01 - USD $0.02 /Yr.

Responsibilities

Develop user-facing application functionality and supporting backend services
Build and integrate application programming interfaces and connect application functions to approved enterprise data or AI services
Implement automated unit, integration, and end-to-end tests
Participate in code reviews, architecture discussions, and secure software-development practices
Add logging, error handling, performance measures, and operational documentation

Requirements

Computer Engineering
Systems Engineering
Software Engineering
Electrical Engineering
Mechanical Engineering

Skills

Python frontend development backend development web applications APIs model or AI-service integration automated testing source control code review continuous integration secure development application logging performance monitoring

Benefits

highly competitive benefits

See full job description

Principal TypeScript/Javascript developer (Extension Platform)

Palo Alto Networks · Posted Oct 26, 2026

Open

California, United States
On-site
Full-time · Principal
$156K–$253K per year
5+ years
Visa sponsorship

Apply with RefersoAI Apply on careers page

Lead TypeScript/Javascript Engineer to develop and enhance a Chrome extension for Palo Alto Networks’ secure enterprise browser.

Compensation

$156,400.00 - $253,000.00/yr

Responsibilities

Develop, optimize, test, and maintain a high-performance Chrome extension.
Lead platform projects end-to-end, owning specific flows and delivering substantial product improvements.
Work closely with product management and customers to devise creative and innovative solutions to complex security challenges.
Serve as a technical leader, mentoring other engineers and improving the team's overall performance and best practices.
Identify areas for improvement within team processes and actively drive positive change through new initiatives or optimizations.

Requirements

Bachelor’s degree in Engineering, Computer Science, or a closely related field
Master’s degree in Engineering, Computer Science, or a closely related field
PhD in Engineering, Computer Science, or a closely related field
Nice to have: Experience with Chrome Extensions
Nice to have: Experience with Go

Skills

TypeScript Javascript Chrome extension development Web application architecture Frontend development Backend development Chrome Go

See full job description

Founding Engineer

Clera · Posted Nov 6, 2026

Open

Remote, Canada
Remote
$130K–$150K per year
2+ years

Apply with RefersoAI Apply on careers page

Own the product experience and platform for an AI-powered renewable energy diligence service.

Compensation

Base salary is $130,000 to $150,000 USD annually, with meaningful equity.

Responsibilities

Talk with customers and translate their needs into product improvements.
Design, build, and ship features across the customer, analyst, and expert reviewer experience.
Develop and operate the platform supporting AI-assisted document review and diligence workflows.
Build systems that keep customer data isolated, access-controlled, and auditable.
Ensure extracted claims are grounded in source documents, and route unsupported questions to expert reviewers.

Skills

full-stack engineering frontend development backend development agent architectures LLM-powered workflows document processing retrieval systems extraction systems Rails React Postgres Elasticsearch

Benefits

equity

See full job description

Founding Product Engineer

Clera-AI · Posted Nov 5, 2026

Open

San Francisco, California, United States
On-site
Full-time
$180K–$250K per year
4+ years

Apply with RefersoAI Apply on careers page

Lead end-to-end product engineering for an early-stage SaaS AI tools company.

Compensation

Base salary is $180,000 to $250,000 annually, plus 0.5% to 1.5% equity. Visa sponsorship is not available.

Responsibilities

Speak with manufacturers to understand workflows and translate customer needs into product improvements
Build backend systems that ingest and process documents from customer ERPs and inboxes
Develop AI agents that help complete complex food safety and compliance documents
Own features across the full stack, from defining problems and building user interfaces to shipping and iterating based on feedback
Move quickly, make pragmatic technical decisions, and take on emerging product and engineering needs

Requirements

Nice to have: product manager experience
Nice to have: shipping products or major features
Nice to have: familiarity with food manufacturing or supply chains

Skills

backend services frontend development relational database design PostgreSQL Kotlin Spring Boot React Next.js AI/LLM products GCP

Benefits

equity
base salary

See full job description

Member of the Technical Staff - Product Engineering

Probook · Posted Nov 5, 2026

Open

Manhattan, New York, United States
$250K–$300K per year
7+ years

Apply with RefersoAI Apply on careers page

Lead product engineering for AI-driven home services platform, owning end-to-end product surfaces and driving technical strategy.

Compensation

Salary: $250K – $300K

Responsibilities

Own complete product surfaces from conception to production—backend systems, frontend interfaces, AI integrations, and everything in between
Ship production AI products that automate complex workflows for thousands of service businesses
Build features at a pace that would take quarters elsewhere—expect to move at startup velocity while maintaining staff-level quality
Make product and technical decisions that balance user needs, business impact, and technical excellence
Drive multi-month initiatives that unlock major product capabilities and revenue opportunities

Skills

product engineering AI/ML backend development frontend development system architecture AI frameworks technical leadership product ownership technical decision making scalable systems

Benefits

Comprehensive medical, dental, and vision
Meaningful early-stage equity
$500 monthly Ramp card for commuting, meals, gym, etc.
$25 nightly meal delivery credit
Office snacks

See full job description

Senior Software Engineer

Everbright Health · Posted Jul 18, 2026

Open

Denver, Colorado, United States
Full-time · Senior
$150K–$150K per year

Apply with RefersoAI Apply on careers page

Own features end-to-end on a cloud-native SaaS platform, from database schema to React UI, and contribute to platform development, integrations, and AI-powered automation workflows.

Compensation

Base salary: $150,000

Responsibilities

Build and iterate on the Everbright SaaS platform (Python, C#, PostgreSQL, TS)
Develop agentic automation pipelines for patient eligibility and recruitment
Integrate with payer APIs, EHR data, pharmacy/medication data, and 3rd party clinical agents
Maintain infrastructure and reliability on AWS-hosted services
Contribute to technical scoping, architecture decisions, and engineering strategy

Requirements

Nice to have: health tech experience
Nice to have: HIPAA compliance
Nice to have: LLM APIs
Nice to have: AI workflow design

Skills

backend proficiency API development middleware web frameworks SQL relational database design frontend development CI/CD pipelines Python C#PostgreSQL TypeScript AWS React

Benefits

Great health, dental, and vision coverage

See full job description

Senior Frontend Engineer / Technical Lead

Athora Netherlands · Posted Nov 4, 2026

Open

Amsterdam, Noord-Holland, Netherlands
Hybrid
Full-time · Lead
€5K–€7K per month

Apply with RefersoAI Apply on careers page

Experienced frontend engineer die technisch leiderschap combineert met sterke hands-on kennis van Angular om de frontend visie en roadmap uit te zetten.

Compensation

Op basis van cao schaal 16 HAY is de range € 5.082,02 tot € 6.776,03 op basis van 36 uur.

Responsibilities

het opstellen en uitdragen van de technische visie en roadmap voor frontend
het verder ontwikkelen en moderniseren van het frontend platform
het ontwikkelen van herbruikbare platformcomponenten voor onze websites en digitale klantomgevingen
het maken en bewaken van technische en architectuurkeuzes
hands-on ontwikkelen met Angular en TypeScript

Requirements

hbo-werk- en denkniveau
Nice to have: .NET
Nice to have: API-integrations

Skills

Frontend development Angular TypeScript NX workspace monorepo NodeJS Azure App Service Azure Pipelines Agile Scrum SAFe Dutch English NX Azure

Benefits

salaris
vakantietoeslag
dertiende maand
27 vakantiedagen (bij 36 uur)
OV-kaart of reiskostenvergoeding

See full job description

CyberArk Senior Consultant

Deloitte · Posted May 21, 2026

Open

Atlanta, Georgia, United States
Senior
$113K–$208K per year
3–5 years
Visa sponsorship

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Deliver high quality cybersecurity solutions and mentor junior team members while collaborating with onsite and offshore teams.

Compensation

The wage range for this role takes into account the wide range of factors that are considered in making compensation decisions, including but not limited to skill sets, experience and training, licensure and certifications, and other business and organizational needs. At Deloitte, it is not typical for an individual to be hired at or near the top of the range for their role. Compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current range is $113,100 - 208,300. You may also be eligible to participate in a discretionary annual incentive program, subject to the rules governing the program, whereby an award, if any, depends on various factors, including, without limitation, individual and organizational performance.

Responsibilities

Deliver high quality products within due timelines
Mentor and/or direct junior team members
Liaise with onsite/offshore teams to understand functional requirements
Work closely with business, solution engineers, team members and leadership to understand business requirements and deliver high quality technical solutions
Analyze, implement user requirements/business needs as new and/or enhanced product functionality

Requirements

Bachelor’s degree in computer science, Engineering, Information Technology, Data Science, Applied Mathematics, Physics, Statistics, or a related field
Nice to have: Docker
Nice to have: container-based application development
Nice to have: serverless architectures
Nice to have: secure development practices

See full job description

Senior Staff Software Engineer

Impinj · Posted Nov 9, 2026

Open

Seattle, Washington, United States
Full-time · Senior
$159K–$238K per year
10+ years

Apply with RefersoAI Apply on careers page

Senior Staff Software Engineer specializing in full‑stack web applications to build user‑facing applications and supporting backend services for Impinj’s cloud platform.

Compensation

The typical base pay range for this role across the US is $158,700 - $238,100.

Responsibilities

Build and ship web applications end‑to‑end, from initial design through deployment
Work closely with designers on interaction details, components, and design systems to implement customer‑ and internal‑facing user interfaces
Build the APIs, data models, and backend services behind the interfaces you create
Write production code in Rust and TypeScript
Deliver product features across configuration, management, and reporting

Requirements

Bachelor's degree in computer science, computer engineering, or related technical field
Nice to have: AI tools
Nice to have: data visualization
Nice to have: deep expertise in Rust

Skills

Benefits

healthcare benefits
401(k) plan with company match
paid time‑off policy
remote work support

See full job description

Senior Software Engineer

Impinj · Posted Nov 9, 2026

Open

Seattle, Washington, United States
Full-time · Senior
$112K–$169K per year
5+ years

Apply with RefersoAI Apply on careers page

Senior Software Engineer specializing in full-stack web applications to build user-facing applications and supporting backend services for Impinj’s cloud platform.

Compensation

The typical base pay range for this role across the US is $112,300 - $168,500.

Responsibilities

Build and ship web applications end-to-end, from initial design through deployment
Work closely with designers on interaction details, components, and design systems to implement customer- and internal-facing user interfaces
Build the APIs, data models, and backend services behind the interfaces you create
Write production code in Rust and TypeScript
Deliver product features across configuration, management, and reporting

Requirements

Bachelor's degree in computer science, computer engineering, or related technical field, or equivalent practical experience
Nice to have: AI tools
Nice to have: design systems
Nice to have: data visualization
Nice to have: IoT

Skills

Rust TypeScript frontend development backend development event sourcing MQTT PKI IoT API design relational data models

Benefits

healthcare benefits
401(k) plan and company match
competitive benefits
remote work support
open paid time-off policy

See full job description

Full-Stack Software Engineering Intern, Summer 2027

General Dynamics Mission Systems, Inc · Posted Nov 9, 2026

Open

Scottsdale, Arizona, United States
Full-time · Intern
$0–$0 per year

Apply with RefersoAI Apply on careers page

Internship focused on full-stack software engineering including user-facing applications, backend services, and AI service integration.

Compensation

Combined Salary Range USD $0.01 - USD $0.02 /Yr.

Responsibilities

Develop user-facing application functionality and supporting backend services
Build and integrate application programming interfaces and connect application functions to approved enterprise data or AI services
Implement automated unit, integration, and end-to-end tests
Participate in code reviews, architecture discussions, and secure software-development practices
Add logging, error handling, performance measures, and operational documentation

Requirements

Computer Engineering
Systems Engineering
Software Engineering
Electrical Engineering
Mechanical Engineering

Skills

Benefits

highly competitive benefits

See full job description

Principal TypeScript/Javascript developer (Extension Platform)

Palo Alto Networks · Posted Oct 26, 2026

Open

California, United States
On-site
Full-time · Principal
$156K–$253K per year
5+ years
Visa sponsorship

Apply with RefersoAI Apply on careers page

Lead TypeScript/Javascript Engineer to develop and enhance a Chrome extension for Palo Alto Networks’ secure enterprise browser.

Compensation

$156,400.00 - $253,000.00/yr

Responsibilities

Develop, optimize, test, and maintain a high-performance Chrome extension.
Lead platform projects end-to-end, owning specific flows and delivering substantial product improvements.
Work closely with product management and customers to devise creative and innovative solutions to complex security challenges.
Serve as a technical leader, mentoring other engineers and improving the team's overall performance and best practices.
Identify areas for improvement within team processes and actively drive positive change through new initiatives or optimizations.

Requirements

Bachelor’s degree in Engineering, Computer Science, or a closely related field
Master’s degree in Engineering, Computer Science, or a closely related field
PhD in Engineering, Computer Science, or a closely related field
Nice to have: Experience with Chrome Extensions
Nice to have: Experience with Go

Skills

TypeScript Javascript Chrome extension development Web application architecture Frontend development Backend development Chrome Go

See full job description

Founding Engineer

Clera · Posted Nov 6, 2026

Open

Remote, Canada
Remote
$130K–$150K per year
2+ years

Apply with RefersoAI Apply on careers page

Own the product experience and platform for an AI-powered renewable energy diligence service.

Compensation

Base salary is $130,000 to $150,000 USD annually, with meaningful equity.

Responsibilities

Talk with customers and translate their needs into product improvements.
Design, build, and ship features across the customer, analyst, and expert reviewer experience.
Develop and operate the platform supporting AI-assisted document review and diligence workflows.
Build systems that keep customer data isolated, access-controlled, and auditable.
Ensure extracted claims are grounded in source documents, and route unsupported questions to expert reviewers.

Skills

full-stack engineering frontend development backend development agent architectures LLM-powered workflows document processing retrieval systems extraction systems Rails React Postgres Elasticsearch

Benefits

equity

See full job description

Founding Product Engineer

Clera-AI · Posted Nov 5, 2026

Open

San Francisco, California, United States
On-site
Full-time
$180K–$250K per year
4+ years

Apply with RefersoAI Apply on careers page

Lead end-to-end product engineering for an early-stage SaaS AI tools company.

Compensation

Base salary is $180,000 to $250,000 annually, plus 0.5% to 1.5% equity. Visa sponsorship is not available.

Responsibilities

Speak with manufacturers to understand workflows and translate customer needs into product improvements
Build backend systems that ingest and process documents from customer ERPs and inboxes
Develop AI agents that help complete complex food safety and compliance documents
Own features across the full stack, from defining problems and building user interfaces to shipping and iterating based on feedback
Move quickly, make pragmatic technical decisions, and take on emerging product and engineering needs

Requirements

Nice to have: product manager experience
Nice to have: shipping products or major features
Nice to have: familiarity with food manufacturing or supply chains

Skills

backend services frontend development relational database design PostgreSQL Kotlin Spring Boot React Next.js AI/LLM products GCP

Benefits

equity
base salary

See full job description

Member of the Technical Staff - Product Engineering

Probook · Posted Nov 5, 2026

Open

Manhattan, New York, United States
$250K–$300K per year
7+ years

Apply with RefersoAI Apply on careers page

Lead product engineering for AI-driven home services platform, owning end-to-end product surfaces and driving technical strategy.

Compensation

Salary: $250K – $300K

Responsibilities

Own complete product surfaces from conception to production—backend systems, frontend interfaces, AI integrations, and everything in between
Ship production AI products that automate complex workflows for thousands of service businesses
Build features at a pace that would take quarters elsewhere—expect to move at startup velocity while maintaining staff-level quality
Make product and technical decisions that balance user needs, business impact, and technical excellence
Drive multi-month initiatives that unlock major product capabilities and revenue opportunities

Skills

product engineering AI/ML backend development frontend development system architecture AI frameworks technical leadership product ownership technical decision making scalable systems

Benefits

Comprehensive medical, dental, and vision
Meaningful early-stage equity
$500 monthly Ramp card for commuting, meals, gym, etc.
$25 nightly meal delivery credit
Office snacks

See full job description

Senior Software Engineer

Everbright Health · Posted Jul 18, 2026

Open

Denver, Colorado, United States
Full-time · Senior
$150K–$150K per year

Apply with RefersoAI Apply on careers page

Own features end-to-end on a cloud-native SaaS platform, from database schema to React UI, and contribute to platform development, integrations, and AI-powered automation workflows.

Compensation

Base salary: $150,000

Responsibilities

Build and iterate on the Everbright SaaS platform (Python, C#, PostgreSQL, TS)
Develop agentic automation pipelines for patient eligibility and recruitment
Integrate with payer APIs, EHR data, pharmacy/medication data, and 3rd party clinical agents
Maintain infrastructure and reliability on AWS-hosted services
Contribute to technical scoping, architecture decisions, and engineering strategy

Requirements

Nice to have: health tech experience
Nice to have: HIPAA compliance
Nice to have: LLM APIs
Nice to have: AI workflow design

Skills

backend proficiency API development middleware web frameworks SQL relational database design frontend development CI/CD pipelines Python C#PostgreSQL TypeScript AWS React

Benefits

Great health, dental, and vision coverage

See full job description

Senior Frontend Engineer / Technical Lead

Athora Netherlands · Posted Nov 4, 2026

Open

Amsterdam, Noord-Holland, Netherlands
Hybrid
Full-time · Lead
€5K–€7K per month

Apply with RefersoAI Apply on careers page

Experienced frontend engineer die technisch leiderschap combineert met sterke hands-on kennis van Angular om de frontend visie en roadmap uit te zetten.

Compensation

Op basis van cao schaal 16 HAY is de range € 5.082,02 tot € 6.776,03 op basis van 36 uur.

Responsibilities

het opstellen en uitdragen van de technische visie en roadmap voor frontend
het verder ontwikkelen en moderniseren van het frontend platform
het ontwikkelen van herbruikbare platformcomponenten voor onze websites en digitale klantomgevingen
het maken en bewaken van technische en architectuurkeuzes
hands-on ontwikkelen met Angular en TypeScript

Requirements

hbo-werk- en denkniveau
Nice to have: .NET
Nice to have: API-integrations

Skills

Frontend development Angular TypeScript NX workspace monorepo NodeJS Azure App Service Azure Pipelines Agile Scrum SAFe Dutch English NX Azure

Benefits

salaris
vakantietoeslag
dertiende maand
27 vakantiedagen (bij 36 uur)
OV-kaart of reiskostenvergoeding

See full job description

CyberArk Senior Consultant

Deloitte · Posted May 21, 2026

Open

Atlanta, Georgia, United States
Senior
$113K–$208K per year
3–5 years
Visa sponsorship

Apply with RefersoAI Apply on careers page

Deliver high quality cybersecurity solutions and mentor junior team members while collaborating with onsite and offshore teams.

Compensation

Responsibilities

Deliver high quality products within due timelines
Mentor and/or direct junior team members
Liaise with onsite/offshore teams to understand functional requirements
Work closely with business, solution engineers, team members and leadership to understand business requirements and deliver high quality technical solutions
Analyze, implement user requirements/business needs as new and/or enhanced product functionality

Requirements

Bachelor’s degree in computer science, Engineering, Information Technology, Data Science, Applied Mathematics, Physics, Statistics, or a related field
Nice to have: Docker
Nice to have: container-based application development
Nice to have: serverless architectures
Nice to have: secure development practices

See full job description