Principal Software Development Engineer

WillHire

full-time

Posted on: 9/27/2025

Location Type: Hybrid

Location: Pleasanton • California • 🇺🇸 United States

✨ AI Apply

💰 $201,600 - $302,400 per year

Lead

AWSCloudDistributed SystemsDockerJavaScriptKafkaKubernetesNode.jsRabbitMQRDBMSReactTerraformTypeScript

About the role

Architect and Innovate: serve as an architect for the Flowise platform, align features and sync open-source, cloud, and enterprise versions, and leverage expertise in AI frameworks, evals, and benchmarking
Mentor and Lead: provide technical leadership and mentorship to a team of ML engineers and guide counterparts in utilizing solutions and architectural designs
Collaborate and Strategize: partner with product managers and engineering teams to define product roadmaps and ensure successful integration of AI solutions
Stay Ahead of the Curve: keep informed of the latest advancements in AI, identify and evaluate new technologies for potential adoption
Deliver customer value in a fast-paced environment by shipping features early and often

8+ years of experience in software engineering, with a focus on large-scale applications
6+ years of hands-on experience with core stack: JavaScript/TypeScript, Node, React, Express, Turbo (Flowise is a monorepo)
5+ years of experience with RDBMS databases, cloud services, and CI/CD tools
Practical experience with large language models (LLMs), Retrieval Augmented Generation (RAG) systems, and best practices
Demonstrated proficiency in building and consuming external APIs, integrating with third-party services, and designing large-scale distributed systems
Experience with message queuing technologies like RabbitMQ, BullMQ, Kafka, or SQS is highly desirable
Hands-on experience building and operating SaaS products in cloud environments (AWS preferred)
Proficiency in Docker, Kubernetes and familiarity with Infrastructure as Code (IaC) tools like Terraform
Strong understanding of automated testing and observability
Proven ability to participate in on-call rotations and effectively troubleshoot and resolve complex production issues
Experience leading software development projects through all phases, from initial design to post-production release
Excellent communication and interpersonal skills

Benefits

As a part of the total compensation package, this role may be eligible for the Workday Bonus Plan or a role-specific commission/bonus
Annual refresh stock grants
For more information regarding Workday’s comprehensive benefits, please click here
Flex Work: combining in-person and remote; spend at least half (50%) of time each quarter in the office; flexible schedule
Opportunity to come together in our offices for important moments
Workday provides reasonable accommodations during the application process

Tip: use these terms in your resume and cover letter to boost ATS matches.

JavaScriptTypeScriptNodeReactExpressRDBMSlarge language modelsRetrieval Augmented GenerationDockerKubernetes

technical leadershipmentorshipcollaborationstrategic planningcommunicationinterpersonal skillstroubleshootingproblem-solving