Principal Software Engineer – VC Backed Startups

SignalFire

Principal software engineer joining SignalFire’s talent network for VC-backed startups. Defining architecture and building scalable applications across front-end, back-end, cloud, and distributed systems.

Posted 8/5/2026full-timeCalifornia • 🇺🇸 United StatesLead💰 $170,000 - $270,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates extensive expertise in Full Stack Development, with a strong focus on Front-End Frameworks such as React, Angular, and Vue.js, as well as Back-End Frameworks including Node.js and Django. Proven ability to lead technical architecture, optimize application performance, and mentor engineering teams in a collaborative environment.

Highest-signal resume keywords

Full Stack DevelopmentTechnical LeadershipFront-End FrameworksBack-End FrameworksCloud Proficiency

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Full Stack DevelopmentReactAngularVue.jsNode.jsDjangoPostgreSQLAWSJavaScriptCI/CD

Soft Skills

MentoringCollaborationLeadership

Tools & Technologies

DockerKubernetesGCPAzureRedis

Industry Keywords

MicroservicesCloud-Native SolutionsDistributed SystemsHigh-Availability ArchitecturesEvent-Driven Designs

Tech Stack

Tools & technologies

AngularAWSAzureCloudDistributed SystemsDjangoDockerDynamoDBFlaskGoGoogle Cloud PlatformJavaJavaScriptKubernetesMicroservicesMongoDBMySQLNode.jsPostgresPythonReactRedisRubyRuby on RailsSvelteTypeScriptVue.js

About the role

Key responsibilities & impact

Define and drive technical architecture, best practices, and full stack development strategy
Design, build, and maintain scalable, high-performance applications across the front-end and back-end
Develop APIs, microservices, and cloud-native solutions for large-scale applications
Optimize performance, security, and reliability across the application stack
Collaborate with founders, product managers, and engineering teams to align business and technology goals
Establish and lead code review, testing, and deployment best practices
Mentor and guide senior engineers and foster a strong engineering culture
Submit an application to join SignalFire’s Talent Ecosystem
SignalFire reviews applications on an ongoing basis and may connect candidates with portfolio-company opportunities
Keep candidate profiles on file for future full stack engineering roles

Requirements

What you’ll need

8+ years of experience in full stack development with a strong record of technical leadership
Expertise in front-end frameworks including React, Angular, Vue.js, and Svelte
Expertise in back-end frameworks including Node.js, Django, Flask, Ruby on Rails, and FastAPI
Strong experience with PostgreSQL, MySQL, MongoDB, DynamoDB, and Redis
Proficiency in AWS, GCP, or Azure
Proficiency in Docker and Kubernetes
Experience with distributed systems, high-availability architectures, and event-driven designs
Proficiency in JavaScript, TypeScript, Python, Ruby, Go, or Java
Strong background in CI/CD, DevOps, and infrastructure-as-code tools
Experience mentoring engineers and leading large-scale technical projects

Benefits

Comp & perks

Equity offered
Opportunities to access exclusive early-stage opportunities through SignalFire’s portfolio
Profile visibility with SignalFire portfolio companies
Ongoing consideration for future full stack engineering roles
Potential exposure to advisory, fractional, interim, and full-time operating opportunities through the talent network