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Senior Product Manager
Senior Product Manager at LettrLabs owns the B2B SaaS platform end to end — backlog, user stories, sprint execution, and shipping features with engineering and design across lead generation, automations, attribution, and integrations, with heavy use of AI to move faster. On-site in Los Angeles.

Senior Data Scientist II, Ranking & Relevance
Senior data scientist who owns the analytics and experimentation strategy for ranking and relevance at Fetch, a consumer rewards marketplace — designing marketplace measurement frameworks, improving ranking models with engineers, and advising senior leaders on launch decisions. Stack includes Python, SQL, Snowflake, dbt, Airflow, Spark, and AWS.
Senior Software Engineer - Backend Platform
Build and own the distributed backend infrastructure that processes millions of marketing automation events per second in Go, ensuring reliability and scalability for thousands of global customers.
Product Manager, Agent
Customer.io is hiring a remote Product Manager to own the experience of its AI agent for self-serve customers, improving the first weeks of the customer journey. Day to day they run experiments, define activation/retention/monetization metrics, and partner with Engineering, Marketing, CX, and Design on an AI-first SaaS messaging platform.
Principal Product Designer
Principal Product Designer at Customer.io shaping the design vision for a messaging automation SaaS platform, leading the design system (Pluma), and designing AI/agentic and developer-focused interfaces.
Data Scientist - Measurement
Designs and ships the machine-learning, Bayesian and causal-inference models behind InMarket's advertising measurement and attribution products, working with petabytes of data to prove return on ad spend. Daily work spans prototyping with stakeholders, running experiments, and writing production Python/SQL, with heavy use of AI/agentic tools like Claude Code.
Staff Software Engineer, Product/AI
Staff product engineer at Customer.io, a customer-messaging platform (email, push, in-app, SMS) built on Go, React, and AI. You own ambiguous cross-team problems end to end — framing, architecture, launch — mentor engineers, use AI across the SDLC, and join an on-call rotation. Remote across the Americas; $200k–$280k plus 10% bonus.
Staff Software Engineer, Backend
Staff backend engineer setting technical direction for Customer.io's Go-based distributed messaging systems that deliver billions of emails, push, in-app and SMS messages daily. Focus is on architecture decisions, mentoring, and cross-team alignment; stack includes Go, AWS/GCP, MySQL, React/Ember, and AI tooling.
Engineering Manager
Engineering Manager at Customer.io (remote, Americas) leading a squad that owns projects end to end—planning, delivery, quality, and reliability—across customer-facing messaging products and distributed systems, while coaching engineers and driving AI-native development. Core stack: Go, React, and AI/agentic tooling.
Senior Software Engineer - Email Channel
Build and scale high-volume email infrastructure and product features using Go and React, owning architecture from backend systems to frontend dashboards.
