Calendly

Machine Learning Engineer at Calendly to deliver business value by executing the full machine learning lifecycle hands-on, from problem discovery through model deployment and monitoring. Build and operate ML-powered features that create magical experiences for customers. This role is part of a high performing AI team and will be an integral part of building new, machine learning based experiences for internal and external customers.

Senior Director of Engineering to lead a team building critical core services for Calendly's shared services platform, with a focus on integrating AI/ML capabilities into core services, developer workflows, and product strategy. Requires extensive leadership experience and experience scaling an AI-first engineering organization.

Engineering Manager for Identity & Access Management (IAM) and Trust & Safety (T&S) teams. Responsible for leading teams that build secure, reliable, and intelligent products, including shaping the T&S roadmap with AI, and applying ML/AI to fraud prevention, abuse mitigation, and compliance. Focus on people leadership, technical guidance, and strategic planning for identity and security systems.

Full Stack Engineer for the Commerce Squad at Calendly, responsible for shipping high-impact features to support revenue growth and a best-in-class commerce experience. The role involves building new features, scaling the platform and architecture, and leveraging AI tools in daily workflows to increase velocity and quality. Requires 3+ years of experience in full-stack development with proficiency in React, TypeScript, Node.js, PostgreSQL, and GraphQL, along with experience in Service Oriented Architecture and monolith to services modernization. Must be comfortable using AI tools responsibly.

Software Engineer - Security role focused on automating security workflows using modern tools, including AI. The role involves building internal tools, integrations, and reusable solutions to reduce risk and improve efficiency. While AI tools are used to accelerate development and problem-solving, the core deliverable is security automation, not AI model development.

Engineering Manager for Growth and Monetization at Calendly, focusing on people leadership, technical execution, and product strategy to enhance the scheduling experience for millions of users. Responsibilities include mentoring engineers, driving product initiatives, and ensuring career development.

Senior Full Stack Engineer on the Support Engineering team responsible for shaping and scaling internal tools, integrations, and in-product capabilities that power go-to-market teams. This role involves end-to-end ownership, from defining problems and architecting systems to building, launching, and continuously improving them, blending technical expertise with cross-functional collaboration. The role focuses on designing, building, and operating services and APIs for contacts, companies, data syncing, deduplication, and enrichment, prioritizing reliability, performance, and maintainability. It also involves partnering with Product and Design, contributing to data models, improving platform resilience with observability, and collaborating with adjacent squads. Experience with backend development, SaaS environments, cloud platforms (GCP preferred), Kubernetes, relational databases (PostgreSQL preferred), and service-oriented architectures is required. Frontend experience with React and TypeScript is a plus.

Engineering Manager at Calendly, a company focused on scheduling products. The role involves people leadership, technical execution, and product mindset, partnering with various stakeholders to define and deliver roadmaps. Responsibilities include mentoring engineers, identifying technical needs, hiring, and leading agile ceremonies. Requires experience managing software engineering teams and overall development experience in distributed/SaaS applications.

Calendly is seeking a Senior Site Reliability Engineer to design, build, maintain, and operate their next-generation infrastructure platform. This role involves building tools, deploying open-source solutions, and consuming cloud services, with a focus on enabling application engineering teams through monitoring best practices and optimal infrastructure use. Responsibilities include developing infrastructure tools, evaluating cloud-native solutions, implementing Infrastructure as Code, enhancing observability, participating in on-call rotations, and defining standard practices for services and incidents.

Senior Full Stack Engineer on the App Platform team, responsible for building foundational capabilities that power Calendly's product ecosystem. This includes analytics, feature flagging, and real-time UX infrastructure. The role involves designing, developing, and maintaining scalable services, contributing to technical strategy, and ensuring operational excellence.

Full Stack Engineer III at Calendly, focusing on building new features for enterprise customers, contributing to platform scaling, and modernizing the monolith architecture into services. The role involves working with various technologies including Node.js, Typescript, React, Go, and potentially interfacing with LLMs. Requires strong full-stack experience, SOA/microservices knowledge, and experience with AI coding assistants.