CrawlJobs Logo

AI Software Engineer - Comet Agents

perplexity.ai Logo

Perplexity

Location Icon

Location:
United States , San Francisco

Category Icon

Job Type Icon

Contract Type:
Not provided

Salary Icon

Salary:

210000.00 - 385000.00 USD / Year

Job Description:

Perplexity is seeking an energetic engineer to join our highly driven Comet Agents engineering team. The Comet Agents team consists of AI/ML, backend, and full-stack engineers who collaborate to build delightful agentic experiences within our Comet ecosystem. Our vision is to empower our users with AI agents that can faithfully actualize their intent, however and wherever expressed, through open-ended interactions with the world. As an engineer on our Comet Agents team, you will bring AI expertise, sharp product intuition, and a tinkerer's mindset to advance the frontier of what agents can accomplish for our millions of devoted users. You will work across applied research and engineering to solve many open problems in AI, including: Designing AI agents to navigate the digital world and perform increasingly valuable units of work for our users; Training action and decision models that determine, based on complex multimodal states, how to accomplish user-specified objectives; Providing consistently excellent experiences across desktop, mobile, headless cloud, and other environments through flexible abstractions and frictionless backgrounding; Developing permission architectures, payload classifiers, and other methods to implement secure-by-design agentic capabilities; Designing optimal data representations and modes of interaction between agents and their environments; and much, much more.

Job Responsibility:

  • Drive cutting-edge AI capabilities across multiple layers of a rapidly growing product in the AI agents space
  • Develop and leverage cutting-edge AI models, infrastructure, and browser technologies to advance the capability frontier and scale those capabilities for a rapidly growing userbase
  • Ensure a high craft and quality bar, in both AI agent performance and user experience
  • Collaborate with fellow engineers, designers, product managers, data scientists, and others across the company to integrate core Perplexity functionality into Comet agents and vice-versa
  • Contribute to product reliability, code quality, AI evaluation, testing, and maintenance across the broader team

Requirements:

  • Strong foundational familiarity with the full AI product stack
  • Proficiency in Python (bonus points for TypeScript, Go, and/or Rust)
  • Significant experience in at least one of the following areas: Context engineering and tool interfaces for frontier AI models
  • Post-training and reinforcement learning (particularly for multimodal models)
  • Browser technologies (CDP, Playwright, extension development, etc.)
  • Strong product intuition and taste for user experience excellence
  • Comfortable working with a small, fast-moving team, must be willing to dive in and take ownership
  • A passion for shipping products that surprise and delight

Nice to have:

bonus points for TypeScript, Go, and/or Rust

What we offer:
  • equity
  • health
  • dental
  • vision
  • retirement
  • fitness
  • commuter and dependent care accounts

Additional Information:

Job Posted:
February 21, 2026

Employment Type:
Fulltime
Job Link Share:

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for AI Software Engineer - Comet Agents

Software Engineer, AI Platform

Perplexity is seeking an experienced Software Engineer focusing on building the ...
Location
Location
United States , San Francisco, Palo Alto
Salary
Salary:
210000.00 - 385000.00 USD / Year
perplexity.ai Logo
Perplexity
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Strong programming and data engineering skills, with proficiency in open source & distributed framework(AWS, Spark, Flink, Iceberg, DynamoDB)
  • Familiarity with cloud-based data services (e.g., AWS, RDS, DynamoDB), containerized infrastructure (e.g., EKS, Docker), and data streaming (Flink, Spark streaming, CDC)
  • Strong quantitative and engineering skills with experience in estimating performance at high scale
  • Experience supporting various ML/AI engineering teams to build scalable frameworks to accelerate R&D for frontier models and AI products
  • Experience iterating on improving LLM responses and set up proper evaluation framework or Judges to analysis performance holistically.
  • Self-motivated with a strong sense of ownership of systems and designs
  • 5+ years of industry experience in distributed systems or AI infrastructure
Job Responsibility
Job Responsibility
  • Collaborate closely with AI Product, Applied ML, Post-Training, and Data Science teams to design, build, and maintain scalable data pipelines and data lakes
  • Develop high-performance infrastructure that powers personalization features including memory, discover, and agentic products
  • Create a scalable, multi-modal evaluation platform for all Perplexity AI products, including personalization, pro search, labs, deep research, and Comet
  • Design tools and abstractions on foundational infrastructure to enhance personalization, analytics, recommendations, AI products, and post-training capabilities
  • Holistically improve engineering foundation to support rapid growth of Perplexity products and international user base.
What we offer
What we offer
  • equity
  • health
  • dental
  • vision
  • retirement
  • fitness
  • commuter and dependent care accounts
  • Fulltime
Read More
Arrow Right

Catering Lead

Aramark Canada Ltd. is currently seeking an outgoing, professional to join the D...
Location
Location
Canada , Halifax
Salary
Salary:
16.50 - 18.36 / Hour
aramark.co.uk Logo
Aramark UK
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 2+ years' experience in customer service/catering required
  • Must have valid driver’s license
  • Must maintain neat and professional appearance at all times
  • Must be able to see without impairment for inspection purposes and ability to read small text such as product warning labels
  • Must be able to lift, push, and pull min. 45 lbs
Job Responsibility
Job Responsibility
  • Provide exceptional customer service to all customers and clients
  • Deliver catering supplies, including tables, chairs, linens and cutlery to event spaces
  • Deliver catering orders, including hot and cold foods, to event spaces
  • Respond to any customer questions or concerns at time of delivery
  • May assist with preparing and managing invoices
  • Adhere to all Aramark policies and procedures, including occupational health and safety and food safety
  • General preventative maintenance on vehicle (drivers checklist)
  • Maintain safe and structured driving patterns (good driving habits)
  • Other duties as assigned
Read More
Arrow Right

Barista

We're currently recruiting a driven Barista to help us create beautifully crafte...
Location
Location
United Kingdom , Southampton
Salary
Salary:
12.25 GBP / Hour
14forty.co.uk Logo
14forty
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Be a brilliant communicator and easily build relationships
  • Have previous experience in customer service
  • Strive for excellence in an eager and motivated manner
  • Take initiative and make decisions that are right for our customers
  • Have Hands-on experience with brewing equipment
  • Possess the ability to work under pressure
  • Demonstrate exceptional timekeeping and reliability
Job Responsibility
Job Responsibility
  • Preparing perfectly blended drinks and serving high-quality food that delights our customers
  • Keeping the bar area clean
  • Receiving and processing payments (cash and credit cards)
  • Being an enthusiastic team player and excellent communicator
  • Maintaining stock of clean mugs and plates
  • Learning about brewing methods, beverage blends, food preparation and presentation techniques
  • Check if brewing equipment operates properly and report any maintenance needs
  • Representing M&S and maintaining a positive brand image
  • Complying with Food Handling & Hygiene standards
  • Complying with Health & Safety regulations
What we offer
What we offer
  • Get given every opportunity to progress within a company that invests in its people, celebrates individuality, and rewards and recognises employees who go beyond the plate
  • Competitive pay, great perks and unrivalled opportunities for learning and development
  • Parttime
Read More
Arrow Right

Outpatient Nuclear Medicine Technologist

Are you interested in working for an organization passionate about love and exce...
Location
Location
United States , Glen Mills
Salary
Salary:
38.22 - 61.16 USD / Hour
christianacare.org Logo
Christiana Care
Expiration Date
July 04, 2026
Flip Icon
Requirements
Requirements
  • Associates Degree in Nuclear Medicine Technology
  • One year experience preferred
  • Knowledge, skills, and abilities relating to neonatal, pediatric, adolescent, adult, and geriatric patient care
  • Knowledge, skills, and abilities related to nuclear medicine and PET/CT procedures, techniques, radiation safety, quality control, and performance improvement practices, stress test monitoring, and EKG’s
  • Knowledge of and ability to abide by departmental standards, procedures, protocols, policies and guidelines
  • Knowledge of and ability to use nuclear medicine and PET/CT cameras, computers, and laboratory equipment
  • Ability to abide by local, state, and federal regulations
  • Ability to assess patient needs to determine which type of radiopharmaceutical to use and which procedure to follow, including additional images
  • Ability to utilize fundamental computer techniques on nuclear medicine and PET/CT equipment and Christiana Care Health Services Clinical Care System
  • Ability to prepare, verify, and administer all radiopharmaceuticals in a safe and effective manner
Job Responsibility
Job Responsibility
  • To perform diagnostic and therapeutic nuclear medicine procedures and PET/CT procedures in adherence to the Nuclear Regulatory Commission and State of Delaware Regulations and to assist physicians in the diagnosis and treatment of diseases
  • Performs diagnostic and therapeutic nuclear medicine procedures
  • Maintains compliance with local, state, and federal regulations as specified in NRC and state licenses
  • Complies with JCAHO regulations
  • Performs Nuclear Medicine and/or PET/CT procedures and quality control as defined by department protocols
  • Demonstrates complete knowledge and proficiency in the use of all contrast media injectors
  • Completes all technical assigned imaging and non-imaging procedures in the designated scheduled times
  • Performs IV, IM, subcutaneous, and intradermal injections
  • Performs accurate dose calculations
  • Completes transmission of optimum quality images to PACS system, able to digitize films, and know how to use a CD burner, if available
What we offer
What we offer
  • Full Medical, Dental, Vision and other insurance benefits
  • 403 (b) with an employer match
  • Generous Paid Time Off
  • Parttime
Read More
Arrow Right

Barista

We're currently recruiting a driven Barista to help us create beautifully crafte...
Location
Location
United Kingdom , Weston Super Mare
Salary
Salary:
12.25 GBP / Hour
14forty.co.uk Logo
14forty
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Be a brilliant communicator and easily build relationships
  • Have previous experience in customer service
  • Strive for excellence in an eager and motivated manner
  • Take initiative and make decisions that are right for our customers
  • Have Hands-on experience with brewing equipment
  • Possess the ability to work under pressure
  • Demonstrate exceptional timekeeping and reliability
Job Responsibility
Job Responsibility
  • Preparing perfectly blended drinks and serving high-quality food that delights our customers
  • Keeping the bar area clean
  • Receiving and processing payments (cash and credit cards)
  • Being an enthusiastic team player and excellent communicator
  • Maintaining stock of clean mugs and plates
  • Learning about brewing methods, beverage blends, food preparation and presentation techniques
  • Check if brewing equipment operates properly and report any maintenance needs
  • Representing Costa and maintaining a positive brand image
  • Complying with Food Handling & Hygiene standards
  • Complying with Health & Safety regulations
What we offer
What we offer
  • Get given every opportunity to progress within a company that invests in its people, celebrates individuality, and rewards and recognises employees who go beyond the plate
  • Competitive pay, great perks and unrivalled opportunities for learning and development
  • Parttime
Read More
Arrow Right

Catering Services Manager

We are seeking a detail-oriented and customer-focused Catering Manager to join o...
Location
Location
Canada , Scarborough
Salary
Salary:
58000.00 - 68000.00 CAD / Year
aramark.co.uk Logo
Aramark UK
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Valid driver’s license required for occasional use of company or fleet vehicles
  • Post-secondary education in hospitality, culinary arts, or business
  • Experience in marketing or sales within hospitality or retail is an asset
  • Proven experience in catering, hospitality, or event coordination
  • 2 years’ experience in a similar role
  • Excellent supervisory or management experience
  • Strong time-management skills and ability to work independently
  • Flexibility to work evenings and weekends based on event schedules
  • Excellent communication, attention to detail and interpersonal skills
  • Food Handler and Alcohol Service Certifications (or willingness to obtain)
Job Responsibility
Job Responsibility
  • Build and maintain strong relationships with clients and stakeholders, which developing customized catering solutions to meet client needs
  • Conduct outreach to departments and community groups to promote catering services
  • Represent the catering team at community and promotional events
  • Ensure high-quality execution of events, from planning to final presentation
  • Deliver all catering events in a timely manner
  • Planning the logistics for different events happening at the same time
  • Train and supervise staff to maintain service standards
  • Prepare and distribute event documentation to ensure all requirements are met
  • Collaborate with culinary teams on special requests and large-scale events
  • Oversee the execution of events of varying sizes, including staffing and logistics
What we offer
What we offer
  • Extended benefits including health, dental and vision from the first day of employment
  • Aramark Canada’s Defined Contribution Pension Plan from the first day of employment
  • Three (3) week’s annual paid vacation + 3 personal days
  • Employee Recognition Program including Service Awards
  • Diverse and inclusive workforce
  • Aramark Scholarship Program for dependents of full- time employees
  • Fulltime
Read More
Arrow Right

District Support Pharmacist

We’re building a world of health around every individual — shaping a more connec...
Location
Location
United States , Durham
Salary
Salary:
60.00 - 76.00 USD / Hour
https://www.cvshealth.com/ Logo
CVS Health
Expiration Date
May 16, 2026
Flip Icon
Requirements
Requirements
  • Active Pharmacist License in the state where the Store is located
  • Active National Provider Identifier (NPI)
  • Not on the DEA Excluded Parties list
  • Ability to travel within a reasonable radius to support market staffing as business needs require
  • Regular and predictable attendance, including nights and weekends
  • Ability to complete required training within designated timeframe
  • Attention and Focus
  • Customer Service and Team Orientation
  • Communication Skills
  • Mathematical Reasoning
Job Responsibility
Job Responsibility
  • Traveling the district to fill pharmacist shifts as scheduled by the District Performance Coordinator (DPC)
  • overseeing the pharmacy and serving as the Pharmacy Manager’s proxy during bench shifts without overlap
  • Supporting safe and accurate prescription fulfillment
  • Assumes Pharmacy Manager’s day-to-day duties when serving as the only or the primary pharmacist-on-duty
  • Contributing to positive patient experiences
  • Proactively offering and delivering immunizations
  • Supporting the effective management of pharmacy inventory
  • Remaining flexible for both scheduling and business needs
  • Maintaining relevant clinical and technical skills
  • Supporting access to care and helping to improve patient outcomes through pharmacist delivered clinical care
What we offer
What we offer
  • Affordable medical plan options
  • a 401(k) plan (including matching company contributions)
  • an employee stock purchase plan
  • No-cost programs for all colleagues including wellness screenings, tobacco cessation and weight management programs, confidential counseling and financial coaching
  • paid time off
  • flexible work schedules
  • family leave
  • dependent care resources
  • colleague assistance programs
  • tuition assistance
  • Fulltime
Read More
Arrow Right

Cybersecurity Sales Specialist - Cloud Accounts

We are seeking a results-driven Cybersecurity Sales Specialist to join our high-...
Location
Location
United States of America
Salary
Salary:
161000.00 - 378000.00 USD / Year
https://www.hpe.com/ Logo
Hewlett Packard Enterprise
Expiration Date
April 30, 2026
Flip Icon
Requirements
Requirements
  • Bachelor’s degree or equivalent
  • Six (6)+ years of progressive experience in technology sales
  • Four (4)+ years focused on networking or security solutions
  • Demonstrated success achieving sales quotas in complex customer environments
  • Experience selling through and alongside Channel/Partner ecosystems
  • Experience selling to Cloud accounts strongly preferred
Job Responsibility
Job Responsibility
  • Create and manage your sales pipeline, identifying and developing leads resulting in New Logo’s and account expansion
  • Collaborate with HPE Networking (Aruba and Juniper) Account Managers and cross-functional teams to support strategic account development and solution positioning
  • Use domain expertise to uncover new business opportunities, grow existing accounts, and drive Cybersecurity related pursuits
  • Analyse competitor activity within accounts and articulate our unique value proposition to clients
  • Establish consultative relationships with clients—including C-level stakeholders—based on a deep understanding of their business needs and industry challenges
  • Support the development of quota objectives and contribute to go-to-market planning for Cybersecurity and Networking solutions
  • Partner with external organizations (e.g., system integrators, resellers) to extend market reach and accelerate deal velocity
  • Drive renewal and expansion activities for services contracts across your customer base
  • Coordinate supporting sales activities across internal teams and stakeholders
What we offer
What we offer
  • Health & Wellbeing
  • Personal & Professional Development
  • Unconditional Inclusion
  • Fulltime
Read More
Arrow Right