Senior Software Engineer

Kixie•Santa Monica, CA

About The Position

At Kixie, we e on a mission to empower sales professionals with a powerful, all-in-one sales engagement platform. Our solution seamlessly integrates with CRMs to streamline workflows, increase efficiency, and drive better results. With features like automated outreach, real-time insights, and robust reporting, Kixie helps sales teams connect, communicate, and close deals faster than ever. Behind our cutting-edge product are the individuals who drive it forward. We pride ourselves on fostering a collaborative, innovative, and supportive environment, where every team member s contribution is an impact to our success! If you're someone who thrives on challenges, finds joy in solving meaningful problems, and seeks to help shape the future of sales engagement - Kixie is the place for you! As a Senior Software Engineer at Kixie, you will take end-to-end ownership of critical product subdomains - from architecture and design through implementation and production operations. You'll contribute to a modern, event-driven microservices platform built on Kubernetes and AWS, working across the full stack with a team that moves fast and ships high-quality software. This role requires strong technical judgment, the ability to lead initiatives across teams, and a mindset for building systems that are scalable, reliable, and observable by default.

Requirements

5+ years of professional software engineering experience, with demonstrated ownership of complex, production systems.
Strong full-stack proficiency with React, Node.js, and TypeScript; solid understanding of relational databases (PostgreSQL), NoSQL databases, and data platforms (warehouses, lakes, or lakehouses).
Experience with event-driven or event-sourcing architectures and distributed systems design.
Deep familiarity with AWS and Kubernetes (EKS); experience with infrastructure-as-code tools such as Terraform or AWS CDK/CloudFormation.
Hands-on experience with observability and monitoring tools such as Datadog, Grafana/Prometheus, or CloudWatch.
Experience with CI/CD pipelines using tools like GitHub Actions, Jenkins, or Travis CI.
Strong communication skills and the ability to lead technical initiatives, mentor peers, and influence architectural decisions across teams.
A critical, systems-level thinker who can evaluate trade-offs, propose multiple solutions, and align stakeholders around the right path forward.

Nice To Haves

Experience with telephony providers such as Twilio, Plivo, or similar VoIP/CPaaS platforms.
Familiarity with CRM integration patterns and APIs (Salesforce, HubSpot, Pipedrive, Zoho, GoHighLevel).
Experience building or working with AI/ML systems, RAG pipelines, or LLM orchestration frameworks.

Responsibilities

Take full ownership of key product subdomains - including Telephony, CRM Integrations, Billing, and Observability - driving architecture decisions and long-term technical direction.
Design, build, and maintain full-stack applications using React, Node.js, TypeScript, PostgreSQL, Kafka, OpenSearch, Kubernetes, and AWS Services.
Build and evolve deep integrations with third-party CRM platforms including Salesforce, HubSpot, Pipedrive, Zoho, GoHighLevel, etc.
Contribute to our event-sourcing, microservices-based architecture - designing resilient, fault-tolerant services that operate at scale.
Leverage AI tooling and LLM-based systems to enhance product features and build enterprise-grade capabilities that meet strict SLA requirements.
Help build and enhance our observability platform which captures both system stability and user behavior that feeds into our business intelligence and ai platform.
Manage and improve our CI/CD and AWS EKS infrastructure using Terraform for cloud provisioning and Ansible for on-premise Kubernetes cluster management.
Champion best practices, test automation, and code quality standards across the engineering organization.