Web UI development with JavaScript frameworks jobs

Software Engineer, Financial Data & Payments

Gusto, Inc. · Posted Nov 9, 2026

Denver, Colorado, United States +3 more
Full-time · Senior
$183K–$245K per year
10+ years

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Seasoned engineer building the financial backbone of Gusto's money movement, guiding large technical architectural decisions and maintaining core systems.

Locations (4)

Denver, Colorado, United States
New York, New York, United States
San Francisco, California, United States
Seattle, Washington, United States

Compensation

Our cash compensation amount for this role is targeted at $183,000-$200,000 /yr in Denver & most remote locations, and $222,000-$245,000 /yr for San Francisco, Seattle & New York.

Responsibilities

Design, build, and test financial data systems that record every dollar Gusto moves
Build reconciliation at Gusto's scale to prove internal records agree with bank, processor, and partner statements
Lead variance investigation end-to-end, creating tooling, instrumentation, and runbooks
Own the payment profile, defining rules and managing bank accounts and connections
Help scale one of the largest Ruby/Rails and TypeScript/React applications

Requirements

Nice to have: bank account verification
Nice to have: ACH
Nice to have: wire
Nice to have: RTP
Nice to have: third-party banking data

Skills

Ruby on Rails TypeScript React distributed systems fault-tolerant software large-scale production code financial reconciliation ledger design accounting systems payments infrastructure Ruby Rails

Benefits

competitive base pay
benefits
equity (RSUs)

See full job description

Supervisor, Onsite Support Operations

DoorDash USA · Posted Nov 9, 2026

Open

Austin, Texas, United States +7 more
$95K–$140K per year
5+ years

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Lead and manage the onsite support team for DoorDash for Business meal solutions, overseeing staffing, standards, hiring, training, and performance.

Locations (8)

Austin, Texas, United States
San Diego, California, United States
Chicago, Illinois, United States
Denver, Colorado, United States
Philadelphia, Pennsylvania, United States
Miami, Florida, United States

Show all 8 locations

Atlanta, Georgia, United States
Phoenix, Arizona, United States

Compensation

$95,200—$140,000 USD

Responsibilities

Own workforce management, program standards, code of conduct, hiring, and training
Forecast onsite staffing needs and build schedules
Define and maintain onsite playbook for setup, food handling, dropoff, escalation, and customer communication
Run site audits and implement corrective actions
Handle performance management and escalations

Requirements

Nice to have: distributed multi-site workforce
Nice to have: vendor or contractor management
Nice to have: B2B or enterprise customer-facing operations
Nice to have: food safety certification

Skills

operations management workforce management scheduling forecasting KPI tools hiring training food safety Sigma Sheets

Benefits

401(k) plan with employer matching
16 weeks paid parental leave
wellness benefits
commuter benefits match
paid time off

See full job description

Registered Dietitian

Habitat Health · Posted Aug 12, 2026

Open

Sacramento, California, United States
$83K–$103K per year
1+ years

Apply with RefersoAI Apply on careers page

Registered Dietitian providing nutritional assessment and care for older adults in a PACE program.

Compensation

The anticipated base salary range for this position is $83,000 - $103,000. This position is also eligible for a target annual bonus of 5% of your annual salary and may be eligible for additional incentive compensation, as applicable.

Responsibilities

Conduct nutritional assessments and reassessments for participants
Develop and implement individualized nutrition care plans
Provide nutrition education to participants, caregivers and staff
Order and monitor oral nutritional supplements
Collaborate with interdisciplinary care team

Requirements

Bachelor's degree in Nutrition, Dietetics, or related field
Nationally Certified Registered Dietitian Nutritionist
Nice to have: Master's degree in food science, nutrition, or dietetics
Nice to have: 2+ years as a practicing Registered Dietitian
Nice to have: Bilingual Spanish/English

Skills

Nutrition assessment Dietary planning Oral nutritional supplements Interdisciplinary collaboration Medical terminology Documentation Medical documentation systems Electronic health records

Benefits

Medical, dental, and vision insurance
Paid parental leave
Short- and long-term disability coverage
Life insurance
Flexible spending accounts

See full job description

Play Based- Behavior Technician!

Cortica - Neurodevelopmental · Posted Nov 10, 2026

Open

Lexington, Massachusetts, United States
Part-time
$24–$32 per hour

Apply with RefersoAI Apply on careers page

Provide 1:1 and group behavior-analytic services to children with autism and other neurodevelopmental differences.

Compensation

Pay Range: $23.62 to $31.69 per hour, based on experience and education.

Responsibilities

Provide 1:1 and group behavior-analytic services to children with autism and other neurodevelopmental differences.
Implement positive behavior strategies developed with your BCBA.
Use evidence-based practices to create meaningful progress for families.
Document session data to track and support treatment goals.
Collaborate closely with families and supervisors to build supportive environments.

Requirements

High School or equivalent, bachelor’s or master’s degree
Nice to have: Experience with autism

Skills

EMR systems Microsoft Office tools Microsoft Office

Benefits

Fully Paid Training
Referral Bonus
Cell Phone Stipend
Paid Drive Time and Mileage Reimbursement
401(k) with Company Matching

See full job description

Front Office Operations Administrator

Cortica - Neurodevelopmental · Posted Nov 9, 2026

Open

Westlake Village, California, United States
$21–$27 per hour
1+ years

Apply with RefersoAI Apply on careers page

Support site operations and administrative tasks at a clinic, including front desk duties, scheduling, inventory, and facility maintenance.

Compensation

The base pay range for this opening is $21.48 to $26.64/hr. According to your skill level, relevant experience, education level, and location, you will receive compensation that fits appropriately within the range.

Responsibilities

Support site operations including open/close procedures, facility maintenance, and inventory management
Complete administrative tasks such as greeting families, client check‑in/check‑out, collecting copays, appointment scheduling, and document management
Interface with facility vendors and monitor inventory for necessary supplies
Oversee clerical procedures at the front desk and handle communication effectively
Work closely with the Site Operations Manager and schedulers to identify and correct scheduling and EMR issues

Requirements

High school diploma or equivalent

Skills

office experience healthcare experience administrative tasks scheduling EMR inventory management facility maintenance communication organization

Benefits

medical insurance
dental insurance
vision insurance
401(k) plan with company matching and rapid vesting
paid holidays

See full job description

Staff Machine Learning Engineer

Altana · Posted Nov 9, 2026

Open

Brooklyn, New York, United States
Hybrid
Full-time · Senior
$205K–$240K per year
8+ years

Apply with RefersoAI Apply on careers page

Lead the AI behind Altana Nexus, building and shipping ML systems for global trade data.

Compensation

$205,000 - $240,000 USD

Responsibilities

Drive the technical direction for agentic systems
Define the architecture and roadmap for the models and agentic systems
Build the pipeline from ingestion to decision
Adapt models to trade
Design the observability and feedback stack

Requirements

BS/MS in Computer Science, Machine Learning, or a related field, or equivalent experience
Nice to have: multi-agent systems
Nice to have: LangGraph
Nice to have: vector search
Nice to have: re-rankers

Skills

PyTorch Python Hugging Face scikit-learn NumPy Pandas Polars Docker Git Kubernetes Swagger/OpenAPI AWS Azure Databricks OpenSearch Postgres MLflow vLLM LangGraph LangSmith/Braintrust frontier model APIs Spark FAISS

Benefits

Flexible Time Off
Parental Leave
Health Benefits
Supplemental Benefits
401(k) Savings

See full job description

Senior Staff Machine Learning Engineer

Altana · Posted Nov 9, 2026

Open

Brooklyn, New York, United States
Hybrid
Full-time · Senior
$250K–$295K per year
10+ years

Apply with RefersoAI Apply on careers page

Lead the AI behind Altana Nexus, building agentic systems for global trade risk, compliance and enforcement.

Compensation

$250,000 - $295,000 USD

Responsibilities

Drive the technical direction for agentic systems
Define the architecture and roadmap for the models and agentic systems
Build the pipeline from ingestion to decision
Lead the design of reliable, cost-efficient systems for ingestion, document understanding, entity resolution, inference and routing across models
Adapt models to trade using analyst feedback and production outcomes

Requirements

BS/MS in Computer Science, Machine Learning, or a related field
Nice to have: multi-agent systems
Nice to have: LangGraph
Nice to have: vector search
Nice to have: re-rankers

Benefits

Flexible Time Off
Parental Leave
Health Benefits
Dental
Vision

See full job description

Staff Security Engineer

Duolingo · Posted Nov 9, 2026

Open

New York City, New York, United States
On-site
Full-time · Senior
$204K–$306K per year

Apply with RefersoAI Apply on careers page

As a Staff Security Engineer, you will shape and deliver Duolingo’s security strategy, safeguarding our learners, employees, systems, and services.

Compensation

Salary Range: $204,000—$306,000 USD

Responsibilities

Set technical direction for security across Duolingo’s applications, cloud infrastructure, and engineering systems.
Lead complex, multi-team security initiatives from problem definition and design through implementation, measurement, and ongoing ownership.
Design and build scalable security services, controls, and automation that prevent, detect, and remediate risks with minimal manual effort.
Partner with engineering teams to threat model systems, review architecture and code, prioritize risks, and deliver practical mitigations.
Strengthen security across the software-development lifecycle, including secrets management, dependency security, vulnerability management, and CI/CD controls.

Requirements

Nice to have: AWS
Nice to have: GCP
Nice to have: AI-assisted tooling

Skills

application security product security cloud security infrastructure security detection and response security automation software engineering scripting languages threat modeling architecture review code review vulnerability analysis infrastructure as code CI/CD AWS GCP

Benefits

holistic well-being
equity compensation

See full job description

Talent Mobility Specialist

Duolingo · Posted Nov 9, 2026

Open

Pittsburgh, Pennsylvania, United States
Full-time · Senior
$111K–$150K per year
5+ years

Apply with RefersoAI Apply on careers page

Manage Duolingo’s global talent mobility program, overseeing immigration, relocation, and vendor coordination to support international and domestic talent movement.

Compensation

Salary Range: $110,500—$149,500 USD

Responsibilities

Own day-to-day operations of the Global Mobility program
Administer relocation policies, packages, eligibility, and exceptions
Manage employment-based immigration matters from assessment through renewal
Assess immigration and mobility needs for hiring, transfers, and business changes
Champion mobility program with candidates and Talent Acquisition

Requirements

Nice to have: international mobility experience
Nice to have: policy design
Nice to have: HR information systems
Nice to have: tax coordination
Nice to have: mobility case-management technology

Skills

corporate immigration global mobility relocation case management project management cross-functional partnership data analysis case data service metrics HR information systems

See full job description

Product Designer, Thrive Intern

Duolingo · Posted Nov 9, 2026

Open

Pittsburgh, Pennsylvania, United States
On-site
Internship · Intern
$43–$45 per hour

Apply with RefersoAI Apply on careers page

A summer internship for second-year undergraduates to work on real-world design projects while receiving mentorship and training.

Compensation

Hourly Range for this internship is: $43—$45 USD

Responsibilities

Work with a small group to complete a challenging, real-world project
Develop technical skills through hands-on training, workshops, and guest lectures
Receive coaching and mentorship from a Duolingo Product Designer
Build lasting relationships with others who share a passion for making the best education universally available

Requirements

Bachelor’s degree in Design
Bachelor’s degree in Human-Computer Interaction
related technical field
Nice to have: UI projects
Nice to have: group/team project experience

Skills

Figma Adobe XD Origami Sketch UI design Product Design

Benefits

Frequent company-wide dinners
monthly celebrations
social clubs

See full job description

Software Engineer, Financial Data & Payments

Gusto, Inc. · Posted Nov 9, 2026

Open

Denver, Colorado, United States +3 more
Full-time · Senior
$183K–$245K per year
10+ years

Apply with RefersoAI Apply on careers page

Seasoned engineer building the financial backbone of Gusto's money movement, guiding large technical architectural decisions and maintaining core systems.

Locations (4)

Denver, Colorado, United States
New York, New York, United States
San Francisco, California, United States
Seattle, Washington, United States

Compensation

Our cash compensation amount for this role is targeted at $183,000-$200,000 /yr in Denver & most remote locations, and $222,000-$245,000 /yr for San Francisco, Seattle & New York.

Responsibilities

Design, build, and test financial data systems that record every dollar Gusto moves
Build reconciliation at Gusto's scale to prove internal records agree with bank, processor, and partner statements
Lead variance investigation end-to-end, creating tooling, instrumentation, and runbooks
Own the payment profile, defining rules and managing bank accounts and connections
Help scale one of the largest Ruby/Rails and TypeScript/React applications

Requirements

Nice to have: bank account verification
Nice to have: ACH
Nice to have: wire
Nice to have: RTP
Nice to have: third-party banking data

Skills

Ruby on Rails TypeScript React distributed systems fault-tolerant software large-scale production code financial reconciliation ledger design accounting systems payments infrastructure Ruby Rails

Benefits

competitive base pay
benefits
equity (RSUs)

See full job description

Supervisor, Onsite Support Operations

DoorDash USA · Posted Nov 9, 2026

Open

Austin, Texas, United States +7 more
$95K–$140K per year
5+ years

Apply with RefersoAI Apply on careers page

Lead and manage the onsite support team for DoorDash for Business meal solutions, overseeing staffing, standards, hiring, training, and performance.

Locations (8)

Austin, Texas, United States
San Diego, California, United States
Chicago, Illinois, United States
Denver, Colorado, United States
Philadelphia, Pennsylvania, United States
Miami, Florida, United States

Show all 8 locations

Atlanta, Georgia, United States
Phoenix, Arizona, United States

Compensation

$95,200—$140,000 USD

Responsibilities

Own workforce management, program standards, code of conduct, hiring, and training
Forecast onsite staffing needs and build schedules
Define and maintain onsite playbook for setup, food handling, dropoff, escalation, and customer communication
Run site audits and implement corrective actions
Handle performance management and escalations

Requirements

Nice to have: distributed multi-site workforce
Nice to have: vendor or contractor management
Nice to have: B2B or enterprise customer-facing operations
Nice to have: food safety certification

Skills

operations management workforce management scheduling forecasting KPI tools hiring training food safety Sigma Sheets

Benefits

401(k) plan with employer matching
16 weeks paid parental leave
wellness benefits
commuter benefits match
paid time off

See full job description

Registered Dietitian

Habitat Health · Posted Aug 12, 2026

Open

Sacramento, California, United States
$83K–$103K per year
1+ years

Apply with RefersoAI Apply on careers page

Registered Dietitian providing nutritional assessment and care for older adults in a PACE program.

Compensation

Responsibilities

Conduct nutritional assessments and reassessments for participants
Develop and implement individualized nutrition care plans
Provide nutrition education to participants, caregivers and staff
Order and monitor oral nutritional supplements
Collaborate with interdisciplinary care team

Requirements

Bachelor's degree in Nutrition, Dietetics, or related field
Nationally Certified Registered Dietitian Nutritionist
Nice to have: Master's degree in food science, nutrition, or dietetics
Nice to have: 2+ years as a practicing Registered Dietitian
Nice to have: Bilingual Spanish/English

Skills

Nutrition assessment Dietary planning Oral nutritional supplements Interdisciplinary collaboration Medical terminology Documentation Medical documentation systems Electronic health records

Benefits

Medical, dental, and vision insurance
Paid parental leave
Short- and long-term disability coverage
Life insurance
Flexible spending accounts

See full job description

Play Based- Behavior Technician!

Cortica - Neurodevelopmental · Posted Nov 10, 2026

Open

Lexington, Massachusetts, United States
Part-time
$24–$32 per hour

Apply with RefersoAI Apply on careers page

Provide 1:1 and group behavior-analytic services to children with autism and other neurodevelopmental differences.

Compensation

Pay Range: $23.62 to $31.69 per hour, based on experience and education.

Responsibilities

Provide 1:1 and group behavior-analytic services to children with autism and other neurodevelopmental differences.
Implement positive behavior strategies developed with your BCBA.
Use evidence-based practices to create meaningful progress for families.
Document session data to track and support treatment goals.
Collaborate closely with families and supervisors to build supportive environments.

Requirements

High School or equivalent, bachelor’s or master’s degree
Nice to have: Experience with autism

Skills

EMR systems Microsoft Office tools Microsoft Office

Benefits

Fully Paid Training
Referral Bonus
Cell Phone Stipend
Paid Drive Time and Mileage Reimbursement
401(k) with Company Matching

See full job description

Front Office Operations Administrator

Cortica - Neurodevelopmental · Posted Nov 9, 2026

Open

Westlake Village, California, United States
$21–$27 per hour
1+ years

Apply with RefersoAI Apply on careers page

Support site operations and administrative tasks at a clinic, including front desk duties, scheduling, inventory, and facility maintenance.

Compensation

Responsibilities

Support site operations including open/close procedures, facility maintenance, and inventory management
Complete administrative tasks such as greeting families, client check‑in/check‑out, collecting copays, appointment scheduling, and document management
Interface with facility vendors and monitor inventory for necessary supplies
Oversee clerical procedures at the front desk and handle communication effectively
Work closely with the Site Operations Manager and schedulers to identify and correct scheduling and EMR issues

Requirements

High school diploma or equivalent

Skills

office experience healthcare experience administrative tasks scheduling EMR inventory management facility maintenance communication organization

Benefits

medical insurance
dental insurance
vision insurance
401(k) plan with company matching and rapid vesting
paid holidays

See full job description

Staff Machine Learning Engineer

Altana · Posted Nov 9, 2026

Open

Brooklyn, New York, United States
Hybrid
Full-time · Senior
$205K–$240K per year
8+ years

Apply with RefersoAI Apply on careers page

Lead the AI behind Altana Nexus, building and shipping ML systems for global trade data.

Compensation

$205,000 - $240,000 USD

Responsibilities

Drive the technical direction for agentic systems
Define the architecture and roadmap for the models and agentic systems
Build the pipeline from ingestion to decision
Adapt models to trade
Design the observability and feedback stack

Requirements

BS/MS in Computer Science, Machine Learning, or a related field, or equivalent experience
Nice to have: multi-agent systems
Nice to have: LangGraph
Nice to have: vector search
Nice to have: re-rankers

Skills

Benefits

Flexible Time Off
Parental Leave
Health Benefits
Supplemental Benefits
401(k) Savings

See full job description

Senior Staff Machine Learning Engineer

Altana · Posted Nov 9, 2026

Open

Brooklyn, New York, United States
Hybrid
Full-time · Senior
$250K–$295K per year
10+ years

Apply with RefersoAI Apply on careers page

Lead the AI behind Altana Nexus, building agentic systems for global trade risk, compliance and enforcement.

Compensation

$250,000 - $295,000 USD

Responsibilities

Drive the technical direction for agentic systems
Define the architecture and roadmap for the models and agentic systems
Build the pipeline from ingestion to decision
Lead the design of reliable, cost-efficient systems for ingestion, document understanding, entity resolution, inference and routing across models
Adapt models to trade using analyst feedback and production outcomes

Requirements

BS/MS in Computer Science, Machine Learning, or a related field
Nice to have: multi-agent systems
Nice to have: LangGraph
Nice to have: vector search
Nice to have: re-rankers

Benefits

Flexible Time Off
Parental Leave
Health Benefits
Dental
Vision

See full job description

Staff Security Engineer

Duolingo · Posted Nov 9, 2026

Open

New York City, New York, United States
On-site
Full-time · Senior
$204K–$306K per year

Apply with RefersoAI Apply on careers page

As a Staff Security Engineer, you will shape and deliver Duolingo’s security strategy, safeguarding our learners, employees, systems, and services.

Compensation

Salary Range: $204,000—$306,000 USD

Responsibilities

Set technical direction for security across Duolingo’s applications, cloud infrastructure, and engineering systems.
Lead complex, multi-team security initiatives from problem definition and design through implementation, measurement, and ongoing ownership.
Design and build scalable security services, controls, and automation that prevent, detect, and remediate risks with minimal manual effort.
Partner with engineering teams to threat model systems, review architecture and code, prioritize risks, and deliver practical mitigations.
Strengthen security across the software-development lifecycle, including secrets management, dependency security, vulnerability management, and CI/CD controls.

Requirements

Nice to have: AWS
Nice to have: GCP
Nice to have: AI-assisted tooling

Skills

Benefits

holistic well-being
equity compensation

See full job description

Talent Mobility Specialist

Duolingo · Posted Nov 9, 2026

Open

Pittsburgh, Pennsylvania, United States
Full-time · Senior
$111K–$150K per year
5+ years

Apply with RefersoAI Apply on careers page

Manage Duolingo’s global talent mobility program, overseeing immigration, relocation, and vendor coordination to support international and domestic talent movement.

Compensation

Salary Range: $110,500—$149,500 USD

Responsibilities

Own day-to-day operations of the Global Mobility program
Administer relocation policies, packages, eligibility, and exceptions
Manage employment-based immigration matters from assessment through renewal
Assess immigration and mobility needs for hiring, transfers, and business changes
Champion mobility program with candidates and Talent Acquisition

Requirements

Nice to have: international mobility experience
Nice to have: policy design
Nice to have: HR information systems
Nice to have: tax coordination
Nice to have: mobility case-management technology

Skills

corporate immigration global mobility relocation case management project management cross-functional partnership data analysis case data service metrics HR information systems

See full job description

Product Designer, Thrive Intern

Duolingo · Posted Nov 9, 2026

Open

Pittsburgh, Pennsylvania, United States
On-site
Internship · Intern
$43–$45 per hour

Apply with RefersoAI Apply on careers page

A summer internship for second-year undergraduates to work on real-world design projects while receiving mentorship and training.

Compensation

Hourly Range for this internship is: $43—$45 USD

Responsibilities

Work with a small group to complete a challenging, real-world project
Develop technical skills through hands-on training, workshops, and guest lectures
Receive coaching and mentorship from a Duolingo Product Designer
Build lasting relationships with others who share a passion for making the best education universally available

Requirements

Bachelor’s degree in Design
Bachelor’s degree in Human-Computer Interaction
related technical field
Nice to have: UI projects
Nice to have: group/team project experience

Skills

Figma Adobe XD Origami Sketch UI design Product Design

Benefits

Frequent company-wide dinners
monthly celebrations
social clubs

See full job description