Software Engineer, AI Foundation at Perplexity AI

New York, New York, United States

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Not SpecifiedCompensation

Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

AI, TechnologyIndustries

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

Responsibilities

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

Skills

Key technologies and capabilities for this role

SparkAWSS3RDSDynamoDBDockerEKSKinesisPyTorchDatabricksSnowflakeLLM APIs

Questions & Answers

Common questions about this position

What is the required experience level for this Software Engineer role?

The role requires 5+ years of industry experience in distributed systems or AI infrastructure.

What technical skills and tech stack are needed for this position?

Proficiency in strong programming and data engineering skills with open source & distributed frameworks like AWS, Spark, Flink, Iceberg, DynamoDB is required, along with familiarity in cloud-based data services (AWS, RDS, DynamoDB), containerized infrastructure (EKS, Docker), data streaming (Flink, Spark streaming, CDC), and the tech stack including Spark, AWS Data Stack (S3, RDS, DynamoDB, Docker, EKS, Kinesis), Pytorch, Databricks, Snowflake, and LLM APIs.

Is this a remote position or does it require working from an office?

This information is not specified in the job description.

What is the salary or compensation for this role?

This information is not specified in the job description.

What kind of candidate stands out for this Software Engineer position?

Candidates with strong quantitative and engineering skills, experience supporting ML/AI teams with scalable frameworks, expertise in improving LLM responses and evaluation frameworks, and a self-motivated approach with strong ownership of systems will stand out.

Perplexity AI

Advanced answer engine providing reliable information

About Perplexity AI

Perplexity AI provides an advanced answer engine that delivers accurate and reliable responses to user queries. The platform uses current sources to ensure the information is both precise and relevant. It caters to a wide audience, including individuals looking for quick answers and businesses needing detailed information. Unlike many competitors, Perplexity AI emphasizes high-quality, source-backed answers, making it a valuable resource for users seeking trustworthy data. The company's goal is to meet the increasing demand for immediate access to reliable information, generating revenue through subscription fees, advertising, and partnerships.

San Francisco, CaliforniaHeadquarters

2022Year Founded

$890MTotal Funding

LATE_VCCompany Stage

Data & Analytics, Consumer SoftwareIndustries

201-500Employees

Benefits

Health Insurance

Dental Insurance

Vision Insurance

401(k) Retirement Plan

Company Equity

Risks

Pending copyright infringement class action poses legal and financial challenges.

Competition from Google's AI Mode could impact user retention and market share.

Otterly.AI's brand visibility tool may pressure Perplexity to maintain high performance.

Differentiation

Perplexity AI integrates large language models with search engines for precise responses.

The platform offers an open-source environment, enhancing public access to AI tools.

Perplexity's strategic acquisition of Carbon boosts its data connectivity capabilities.

Upsides

Partnership with Tripadvisor enhances travel planning with personalized recommendations.

$500M funding round increases valuation to $9 billion, supporting growth and innovation.

Integration with FactSet attracts financial clients with enhanced data accessibility.

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