Backend Software Engineer

David AI
San Francisco
Workplace: OnsiteFull timeUSD 165,000 - 225,000 annuallyFunction: Software EngineeringExperience: 2+ yearsSkills: ["Detail-oriented execution","Problem-solving","Collaboration","Rapid iteration","Reliability focus"]

Build scalable backend systems and core data processing pipelines that turn terabytes of audio into high-signal training data. Own and maintain APIs and services used by thousands of users, and develop LLM/DSP-based solutions to improve dataset insights. Partner with researchers and operations to deploy backend infrastructure that supports new data collection, while iterating quickly using production-grade engineering practices and modern tooling.

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David AI
David AI
4 days ago

Backend Software Engineer

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Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 3 hours agoStatus: Live

Job Summary

Build scalable backend systems and core data processing pipelines that turn terabytes of audio into high-signal training data. Own and maintain APIs and services used by thousands of users, and develop LLM/DSP-based solutions to improve dataset insights. Partner with researchers and operations to deploy backend infrastructure that supports new data collection, while iterating quickly using production-grade engineering practices and modern tooling.
Location: San Francisco
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Design and build scalable backend systems and core data processing pipelines that derive actionable insights from terabytes of audio data daily.
  • •Architect and maintain APIs and services that power features used by thousands of users.
  • •Build, deploy, and evaluate LLM and DSP-based solutions to improve understanding of nuanced dataset features.
  • •Iterate on research hypotheses with researchers and the Operations team by deploying backend infrastructure for new data collection.
  • •Stay current on cutting-edge technologies and frameworks to apply across backend, data engineering, machine learning, and signal processing.

Pay and Benefits

Salary: USD 165,000 - 225,000 annually
Perks:Paid LeaveHealth InsuranceDentalVision401kFsaHsaMeal AllowanceSnacks

Key Requirements

  • •2+ years of backend engineering experience.
  • •Design scalable systems, APIs, and data pipelines that handle significant scale and volume.
  • •Proven track record delivering backend engineering solutions that create customer value.
  • •Experience working in a fast-paced environment with detail-oriented execution.
  • •Strong focus on building robust, reliable, production-grade infrastructure.
Experience:2+ yearsAudioAI/MLData engineering
Skills:Detail-oriented executionProblem-solvingCollaborationRapid iterationReliability focus
Tech Stack:Node.jsTRPCPostgreSQLAWSTrigger.devWebRTCFFmpegTypeScriptLLMDSPAPIsData pipelinesMachine learningSignal processing

Company Brief

David AI
David AI builds high-quality proprietary audio datasets and data infrastructure to train speech and conversational AI models, serving leading AI labs and enterprises with research-driven dataset development and evaluation.
Industry: Data Infrastructure
Company Size: Small (11 to 50 employees)
Growth: Growth Stage Startup
Valuation: USD 250M to 500M
Funding: Series B
Headquarters: San Francisco, United States
Founded: 2024
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Glassdoor: 5.0
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