AI Engineer

Who We Are

Pindrop is redefining trust in the digital age. Our patented voice and video authentication fraud detection and deepfake detection technologies protect some of the worlds largest banks insurers retailers and healthcare leaders. As AI-driven threats evolve in the form of synthetic voices deepfakes face swapping and more our solutions stay ahead helping ensure that the real human and the right human are recognized.

Pindrop is trusted by Fortune 500 enterprises to secure voice interactions and with $100M ARR were entering our next phase of innovation and growth backed by world-class investors including Andreessen Horowitz IVP and CapitalG.

What youll do

• Architect develop and deploy scalable ML and LLM-based systems from model experimentation through production and continuous improvement.
• Build and maintain modern microservices architectures and APIs that power AI-driven applications at enterprise scale.
• Develop and automate MLOps and LLMOps pipelines for model training versioning evaluation deployment and monitoring using MLflow Kubeflow Vertex AI or SageMaker.
• Design and implement RAG and GraphRAG architectures integrating structured and unstructured data using vector databases (FAISS Pinecone Weaviate Milvus) and hybrid retrieval/reranking pipelines.
• Leverage cloud AI platforms including:
• AWS Bedrock (Converse API Agents Knowledge Bases Guardrails)
• Google Cloud Vertex AI (Gemini API Agent Builder Vector Search Search & Grounding Model Garden)
• Integrate and productionize ML frameworks (TensorFlow PyTorch Scikit-learn XGBoost) into robust monitored and scalable services.
• Collaborate cross-functionally with data infrastructure and product teams to translate requirements into secure efficient and compliant AI solutions.
• Implement observability and evaluation pipelines for AI systems including tracing latency tracking hallucination analysis and drift detection.
• Champion Responsible AI including safety guardrails red-teaming fairness/bias testing and human-in-the-loop workflows.
• Optimize AI workloads for performance and cost efficiency using techniques like model distillation quantization caching batching and inference streaming.
• Define reference architectures golden paths and technical guardrails for reliable multi-cloud AI delivery.
• Continuously explore emerging AI and ML technologies evaluating new frameworks APIs and deployment methods.

Who you are

• You are a creative problem solver excited about building products that add real value and make technology safer and more human.
• Youre intrinsically motivated resourceful and thrive in a fast-paced ambiguous innovation-driven culture.
• You have strong communication and collaboration skills; youre enthusiastic about sharing complex concepts in simple terms and supporting colleagues across disciplines.
• You are resilient in the face of challenges ambiguity and change; you adapt swiftly and maintain an optimistic approach.
• You are driven by integrity accountability and the continual pursuit of excellence in both research and product delivery.

Your skill-set

Must-haves:

• 7 years of professional software or ML engineering experience.
• 7 years designing and developing modern distributed microservices and enterprise-scale APIs.
• 5 years delivering cloud-native AI/ML applications on AWS and/or Google Cloud including architecture optimization and cost management.
• 5 years implementing DevOps and CI/CD automation with Docker Kubernetes and infrastructure-as-code tools (Terraform CDK GitOps).
• 3 years of hands-on experience designing integrating and deploying LLM-based systems (e.g. GPT Claude Gemini Llama Mistral).
• Strong experience with ML frameworks such as TensorFlow PyTorch Scikit-learn and XGBoost.
• Experience with LLM frameworks and orchestration tools including LangChain LlamaIndex Langfuse Dust Google ADK AWS Bedrock and Vertex AI.
• Solid understanding of retrieval-augmented generation (RAG) patterns embeddings vector search and caching strategies.
• Proficiency in Python for production-grade backend development and data pipeline engineering.
• Familiarity with AI observability and evaluation (A/B testing groundedness hallucination detection drift monitoring).
• Knowledge of Responsible AI frameworks and practices including data governance safety filtering and compliance enforcement.
• Strong communication and collaboration skills with the ability to work across ML infra and product teams to deliver scalable solutions.

Nice-to-haves:

• Hands-on experience with AWS Bedrock and/or Google Vertex AI (Gemini API Agent Builder Vector Search Guardrails Safety).
• Deep understanding of multi-cloud AI architectures including hybrid data integration and federated inference.
• Experience with feature stores knowledge graphs and data enrichment pipelines for ML/LLM systems.
• Background in Responsible AI evaluation FinOps for AI workloads and AI observability (telemetry tracing token-level cost attribution).
• Familiarity with event-driven architectures streaming data systems and platform engineering practices.
• Contributions to open-source ML or AI infrastructure projects.

Whats in it for you

As a Pindropper you join a rapidly growing company making technology more human with the power of voice. You will work alongside some of the best and brightest. Were a passionate group committed to excellence - but that doesnt stop us from enjoying the journey as a team with chess and poker tournaments catered lunches and happy hours wellness programming and more. Because we take our jobs seriously we add in time for rest with Unlimited PTO.

Youll help secure the next frontier in voice and digital identity working at the cutting edge of AI.

• Within 30 days youll
  • Be introduced to your team and colleagues participate in onboarding and assimilate into our culture through 1:1s and training.
  • Engage with product demos and learning resources to understand Pindrops AI-driven solutions.

• Within 60 days youll
  • Start contributing to one or more research or product AI projects.
  • Participate in team technical reviews and join regular meetings to shape the AI roadmap.

• Within 90 days youll

• Gain intermediate familiarity with our products and research initiatives.
• Begin delivering on AI engineering milestones presenting learnings and helping chart future innovation.

What we offer

As a part of Pindrop youll have a direct impact on our growing list of products and the future of security in the voice-driven economy. We hire great people and take care of them. Heres a snapshot of the benefits we offer:

• Competitive compensation including equity for all employees
• Unlimited Paid Time Off (PTO)
• Generous health and welfare plans to choose from - including one employer-paid employee-only plan!
• Best-in-class Health Savings Account (HSA) employer contribution
• Affordable vision and dental plans for you and your family
• Employer-provided life and disability coverage with additional supplemental options
• Paid Parental Leave - Equal for all parents including birth adoptive & foster parents
• One year of diaper delivery for your newest addition to the family! Its our way of welcoming new Pindroplets to the family!
• Identity protection through Norton LifeLock
• Recurring monthly Phone and Internet allowance
• One-time home office allowance
• Remote first environment meaning you have flexibility in your day!
• Company holidays
• Annual professional development and learning benefit
• Pick your own Apple MacBook Pro
• Retirement plan with competitive 401(k) match
• Wellness Program including Employee Assistance Program 24/7 Telemedicine

This position will be posted for 60 days after 10/14/2025. #LI-Remote

Please note that the base pay range is a general guideline only. Pindrop considers factors such as (but not limited to) scope and responsibilities of the position a candidates work experience education/training and key skills as well as market and business considerations when extending an offer.

US Base Pay Range

$150000$190000 USD

What we live by

At Pindrop our Core Values are fundamental beliefs at the center of all we do. They are our guiding principles that dictate our actions and behaviors. Our Values are deeply embedded into our culture in big and small ways and even help us decide right from wrong when the path forward is unclear. At Pindrop we believe in taking accountability to make decisions and act in a way that reflects who we are. We truly believe making decisions and acting with our Core Values in mind will help us to achieve our goals and keep Pindrop a great place to work:

• Audaciously Innovate - We continue to change the world and the way people safely engage and interact with technology. As first principle thinkers we challenge standards take risks and learn from our mistakes in order to make positive change and continuous improvement. We believe nothing is impossible.
• Evangelical Customers for Life - We delight inspire and empower customers from day one and for life. We create a partnership and experience that results in a shared passion. We are champions for our customers and our customers become our champions creating a universal commitment to one another.
• Execution Excellence - We do what we say and say what we do. We are accountable for making the tough decisions and necessary tradeoffs to deliver quality and effective solutions on time.
• Win as a Company - Every time we win we win as a company. Every time we lose we lose as a company. We break down silos support one another embrace diversity and celebrate our successes. We are better together.
• Make a Difference - Every day we have the opportunity to make a positive impact. We operate with dedication passion and uncompromising integrity creating a safer more secure world.

Not sure if this is you

We want a diverse global team with a broad range of experience and perspectives. If this job sounds great but youre not sure if you qualify apply anyway! We carefully consider every application and will either move forward with you find another team that might be a better fit keep in touch for future opportunities or thank you for your time.

Pindrop is an Equal Opportunity Employer

Here at Pindrop it is our mission to create and maintain a diverse and inclusive work environment. As an equal opportunity employer all qualified applicants receive consideration for employment without regard to race color age religion sex gender gender identity or expression sexual orientation national origin genetic information disability marital and/or veteran status.