CrawlJobs Logo

Member of Technical Staff

Interaction

Location Icon

Location:
United States , San Francisco Bay Area, California

Category Icon

Job Type Icon

Contract Type:
Not provided

Salary Icon

Salary:

Not provided

Job Description:

Interaction is looking for exceptional AI engineers to join our team in California as Members of the Technical Staff. Interaction is well-funded and only hiring the very best. Existing team members have left the world's leading quant shops and university labs to build real products for billions of humans at Interaction. We've successfully built million-dollar ventures before, won medals at international science olympiads, and genuinely enjoy our work.

Requirements:

  • Want to work at the very frontier of artificial intelligence
  • Talk more to GPT and Claude than your parents
  • Have scaled backend services in production before

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 Member of Technical Staff

Member of Technical Staff - Backend Engineer

This role is based out of Palo Alto California - Hybrid. If you are interested i...
Location
Location
United States , Palo Alto
Salary
Salary:
160000.00 - 240000.00 USD / Year
https://www.endorlabs.com Logo
Endor Labs
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor’s degree in engineering
  • Over ~7 years of hands-on experience building scalable backends for product and SaaS companies
  • ~4 years of experience in Golang programming, with a deep focus on microservices and distributed architecture
  • Practical experience in designing robust APIs using frameworks like gRPC (preferred), ReST, GraphQL, or Thrift
  • Ability to architect and build technical solutions from the ground up
  • Experience with scalable distributed systems, including microservices, domain-driven design, load balancing, and scaling strategies (both horizontal and vertical)
  • Knowledge of data structures and architectural design
  • Ability to discuss architectural trade-offs and guide teams
  • Experience in troubleshooting distributed systems
Job Responsibility
Job Responsibility
  • Dive into the heart of innovation by working on a state-of-the-art distributed system with a sophisticated monorepo architecture
  • Take charge of enhancing and maintaining Endor's crucial GoLang libraries, including gRPC/protobuf, OpenAPI, AuthN/AuthZ, Observability, and MongoDB
  • Drive the development and optimization of vital core services like our API Gateway and API servers
  • Embrace the freedom to design and build top-tier tools that will be leveraged across all teams at Endor
  • Contribute to the evolution of Endor's polyglot monorepo using Bazel
  • Enhance and optimize our continuous integration (CI) pipeline
  • Apply best practices in observability
What we offer
What we offer
  • Competitive salary and comprehensive benefits package including Health, Dental, Vision and Mental Health plans
  • 401(k) plan
  • Flexible PTO
  • Opportunities for co-working and team meetups
  • A dog-friendly office environment
  • Fulltime
Read More
Arrow Right

Member of Technical Staff - Frontend Engineer

This role is based out of Palo Alto California - Hybrid. If you are interested i...
Location
Location
United States , Palo Alto
Salary
Salary:
170000.00 - 240000.00 USD / Year
https://www.endorlabs.com Logo
Endor Labs
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree in engineering with at least 5 years of experience in building user experiences for product/SaaS companies
  • 4+ years of professional experience with modern JavaScript frameworks (e.g. React, Next.js)
  • Strong programming expertise in TypeScript (3+ years) and JavaScript (5+ years)
  • Demonstrated experience with complex data transformations and associative APIs (e.g. GraphQL)
  • Experience with front end test-driven development (React Testing Library, Jest, Cypress, etc)
  • Deep knowledge of HTML and CSS fundamentals and best practices
  • Empathetic and committed to user-first thinking. Awareness of common UX topics and concerns
  • Understanding of responsive design and device-agnostic development
  • Excellent teamwork and collaboration skills, with a drive to create clarity from ambiguity
  • Comfortable working in a fast-moving environment with sometimes unclear or evolving priorities
Job Responsibility
Job Responsibility
  • Be part of the front-end (UI) development team working on a SaaS based product used by enterprises around the world
  • Identify and troubleshoot UX problems, measure the effectiveness and usage of the UI, and continuously strive to improve the user experience
  • Develop, test, and deliver high quality features, and contribute to the continual improvement of our front-end architecture
What we offer
What we offer
  • Competitive salary and comprehensive benefits package including Health, Dental, Vision and Mental Health plans
  • 401(k) plan to support your longterm financial goals
  • Flexible PTO to maintain a healthy work-life balance
  • Opportunities for co-working and team meetups
  • A dog-friendly office environment
  • Fulltime
Read More
Arrow Right

Member of Technical Staff - Backend Engineer

Endor Labs is building the Application Security platform for the software develo...
Location
Location
Netherlands
Salary
Salary:
70000.00 - 100000.00 EUR / Year
https://www.endorlabs.com Logo
Endor Labs
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor’s or higher degree in engineering, with 6–8 years of experience building scalable backends for product/SaaS companies
  • At least 3 years of experience in Golang programming, with a focus on microservices and distributed architecture
  • Practical experience designing APIs with one or more frameworks (gRPC [preferred], REST, GraphQL, Thrift, etc.)
  • Affinity with modern AI platforms (OpenAI, Google Gemini, LangChain, etc.)
  • Ability to build and design technical solutions from scratch, with code and documentation that exemplify best practices at Endor
  • Scalable distributed systems experience—understanding microservices, domain-driven design, load balancing, horizontal/vertical scaling, and stateless architectures
  • Strong architectural knowledge, with a keen eye for scalable and extensible systems. Able to apply data-driven techniques to evaluate and recommend architectural choices
  • Ability to discuss trade-offs between architectural decisions and influence teams toward the right direction
  • Comfort working in a fast-moving environment with evolving requirements
  • Creative and independent problem-solving skills, especially in uncharted or ambiguous contexts
Job Responsibility
Job Responsibility
  • Work closely with the R&D team to help integrate novel solutions and scale them to production
  • Design and implement AI-first platforms
  • Have the autonomy and responsibility to design and implement high-quality features used by customers
  • Lead and contribute to large-scale technical projects, ensuring scalability, reliability, and performance
  • Design, architect, and build features end-to-end—including unit and integration tests—while working closely with Product Management and our distributed engineering team
  • Fulltime
Read More
Arrow Right

Member of Technical Staff, AI Training Infrastructure

As a Training Infrastructure Engineer, you'll design, build, and optimize the in...
Location
Location
United States , San Mateo
Salary
Salary:
175000.00 - 220000.00 USD / Year
fireworks.ai Logo
Fireworks AI
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree in Computer Science, Computer Engineering, or related field, or equivalent practical experience
  • 3+ years of experience with distributed systems and ML infrastructure
  • Experience with PyTorch
  • Proficiency in cloud platforms (AWS, GCP, Azure)
  • Experience with containerization, orchestration (Kubernetes, Docker)
  • Knowledge of distributed training techniques (data parallelism, model parallelism, FSDP)
Job Responsibility
Job Responsibility
  • Design and implement scalable infrastructure for large-scale model training workloads
  • Develop and maintain distributed training pipelines for LLMs and multimodal models
  • Optimize training performance across multiple GPUs, nodes, and data centers
  • Implement monitoring, logging, and debugging tools for training operations
  • Architect and maintain data storage solutions for large-scale training datasets
  • Automate infrastructure provisioning, scaling, and orchestration for model training
  • Collaborate with researchers to implement and optimize training methodologies
  • Analyze and improve efficiency, scalability, and cost-effectiveness of training systems
  • Troubleshoot complex performance issues in distributed training environments
What we offer
What we offer
  • meaningful equity in a fast-growing startup
  • comprehensive benefits package
  • Fulltime
Read More
Arrow Right

Member of Technical Staff, Cloud Infrastructure

As a Software Engineer on our Cloud Infrastructure team, you'll be at the forefr...
Location
Location
United States , New York, NY; San Mateo, CA; Redwood City, CA
Salary
Salary:
175000.00 - 220000.00 USD / Year
fireworks.ai Logo
Fireworks AI
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor’s degree in Computer Science, Engineering, or a related technical field (or equivalent practical experience)
  • 5+ years of experience designing and building backend infrastructure in cloud environments (e.g., AWS, GCP, Azure)
  • Proven experience in ML infrastructure and tooling (e.g., PyTorch, TensorFlow, Vertex AI, SageMaker, Kubernetes, etc.)
  • Strong software development skills in languages like Python, or C++
  • Deep understanding of distributed systems fundamentals: scheduling, orchestration, storage, networking, and compute optimization
Job Responsibility
Job Responsibility
  • Architect and build scalable, resilient, and high-performance backend infrastructure to support distributed training, inference, and data processing pipelines
  • Lead technical design discussions, mentor other engineers, and establish best practices for building and operating large-scale ML infrastructure
  • Design and implement core backend services (e.g., job schedulers, resource managers, autoscalers, model serving layers) with a focus on efficiency and low latency
  • Drive infrastructure optimization initiatives, including compute cost reduction, storage lifecycle management, and network performance tuning
  • Collaborate cross-functionally with ML, DevOps, and product teams to translate research and product needs into robust infrastructure solutions
  • Continuously evaluate and integrate cloud-native and open-source technologies (e.g., Kubernetes, Ray, Kubeflow, MLFlow) to enhance our platform’s capabilities and reliability
  • Own end-to-end systems from design to deployment and observability, with a strong emphasis on reliability, fault tolerance, and operational excellence
What we offer
What we offer
  • Meaningful equity in a fast-growing startup
  • Competitive salary
  • Comprehensive benefits package
  • Fulltime
Read More
Arrow Right

Member of Technical Staff, Performance Optimization

We're looking for a Software Engineer focused on Performance Optimization to hel...
Location
Location
United States , San Mateo
Salary
Salary:
175000.00 - 220000.00 USD / Year
fireworks.ai Logo
Fireworks AI
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor’s degree in Computer Science, Computer Engineering, Electrical Engineering, or equivalent practical experience
  • 5+ years of experience working on performance optimization or high-performance computing systems
  • Proficiency in CUDA or ROCm and experience with GPU profiling tools (e.g., Nsight, nvprof, CUPTI)
  • Familiarity with PyTorch and performance-critical model execution
  • Experience with distributed system debugging and optimization in multi-GPU environments
  • Deep understanding of GPU architecture, parallel programming models, and compute kernels
Job Responsibility
Job Responsibility
  • Optimize system and GPU performance for high-throughput AI workloads across training and inference
  • Analyze and improve latency, throughput, memory usage, and compute efficiency
  • Profile system performance to detect and resolve GPU- and kernel-level bottlenecks
  • Implement low-level optimizations using CUDA, Triton, and other performance tooling
  • Drive improvements in execution speed and resource utilization for large-scale model workloads (LLMs, VLMs, and video models)
  • Collaborate with ML researchers to co-design and tune model architectures for hardware efficiency
  • Improve support for mixed precision, quantization, and model graph optimization
  • Build and maintain performance benchmarking and monitoring infrastructure
  • Scale inference and training systems across multi-GPU, multi-node environments
  • Evaluate and integrate optimizations for emerging hardware accelerators and specialized runtimes
What we offer
What we offer
  • Meaningful equity in a fast-growing startup
  • Competitive salary
  • Comprehensive benefits package
  • Fulltime
Read More
Arrow Right

Member of Technical Staff, Research

As a Member of Technical Staff on the Research team, you’ll push the boundaries ...
Location
Location
United States , San Mateo
Salary
Salary:
175000.00 - 240000.00 USD / Year
fireworks.ai Logo
Fireworks AI
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Research background in Artificial Intelligence, Machine Learning, Physics, or similar field
  • Experience solving analytical problems using analytic and quantitative approaches
  • Experience communicating research to audiences with different backgrounds
  • Experience coding in C/C++, Python, or other similar languages
Job Responsibility
Job Responsibility
  • Conduct foundational research to advance the capabilities, efficiency, and reliability of LLMs and multimodal systems
  • Design, implement, and evaluate novel model architectures, training methods, and optimization techniques
  • Collaborate with engineering teams to transition research prototypes into production-grade systems
  • Analyze empirical results, identify performance bottlenecks, and iterate quickly to improve model quality
  • Contribute to internal research strategy by identifying high-impact opportunities and emerging trends in AI
What we offer
What we offer
  • Meaningful equity in a fast-growing startup
  • Competitive salary
  • Comprehensive benefits package
  • Fulltime
Read More
Arrow Right

Member of Technical Staff – Backend

As a backend engineer at Inflection, you will own the platforms, systems, and se...
Location
Location
United States , Palo Alto
Salary
Salary:
175000.00 - 350000.00 USD / Year
inflection.ai Logo
Inflection AI
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of experience building and scaling backend systems for high-throughput applications
  • Fluent in building distributed systems with Python, Go, Rust, or similar languages
  • Comfortable with cloud-native architectures (e.g., Kubernetes, gRPC, Postgres, Redis, Kafka)
  • Owned backend services end-to-end—from design and implementation to deployment, monitoring, and debugging
  • Thrive in fast-paced environments where you can move quickly without sacrificing engineering rigor
  • Proactively improve tooling and infrastructure to support teammates’ workflows and reliability goals
  • Communicate clearly across disciplines and take pride in solving user-facing problems with clean backend solutions
  • Have a bachelor’s degree or equivalent in a related field to the offered position requirements
Job Responsibility
Job Responsibility
  • Design and implement scalable backend systems and APIs that power production LLM experiences, including agentic workflows, memory systems, and tool integrations
  • Build and operate high-availability infrastructure to support real-time inference, retrieval, and conversation pipelines
  • Develop internal platforms to improve engineering productivity—CI/CD pipelines, service templates, observability frameworks, and rollout tooling
  • Collaborate closely with applied research and frontend teams to rapidly prototype, ship, and iterate on end-user features
  • Ensure systems meet our high bar for security, uptime, and latency—through incident response, load testing, monitoring, and automation
  • Participate in on-call rotations to maintain the reliability of the services you build
What we offer
What we offer
  • Diverse medical, dental and vision options
  • 401k matching program
  • Unlimited paid time off
  • Parental leave and flexibility for all parents and caregivers
  • Support of country-specific visa needs for international employees living in the Bay Area
  • Competitive stock options
Read More
Arrow Right