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# Principal Software Engineer - VC Backed Startups

- **Company:** Signalfire Llc
- **Location:** New York, NY, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), JavaScript (Programming Language), Application Programming Interfaces (APIs), Amazon Web Services, Amazon Elastic Compute Cloud, Amazon S3, Google App Engines, Microsoft Azure, Cloud Computing, Code Review, Databases, Continuous Integration, DevOps, Distributed Systems, Django Web Framework, Amazon DynamoDB, Elasticsearch, Github, Python (Programming Language), PostgreSQL, MongoDB, MySQL, Node.Js, RabbitMQ, Ruby on Rails, Redis, Svelte, Ruby, Software Deployment, TypeScript, WebSocket, Google Cloud, ReactJS, Flask (Web Framework), Backend, Fastapi, Vue.js, Amazon Relational Database Service, Containerization, AngularJS, Kubernetes, Infrastructure Automation Frameworks, Apache Kafka, Graphql, Front End Software Development, Functional Programming, Restful APIs, Terraform, Docker, Jenkins, Golang, Programming Languages, Microservices
- **Published:** August 17, 2026
- **Apply:** https://www.efinancialcareers.com/jobs-United_States-New_York-Principal_Software_Engineer_-_VC_Backed_Startups.id24644538

## About the Role

has its own hiring criteria, many principal full stack engineering roles in our network look for: 8+ years of experience in full stack development, with a strong record of technical leadership Expertise in front-end frameworks (React, Angular, Vue.js, Svelte) and back-end frameworks (Node.js, Django, Flask, Ruby on Rails, FastAPI) Strong experience with databases (PostgreSQL, MySQL, MongoDB, DynamoDB, Redis) Proficiency in cloud platforms (AWS, GCP, Azure) and containerization tools (Docker, 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 in mentoring engineers and leading large-scale technical projects Technologies You Might Work With: Languages & Frameworks: JavaScript, TypeScript, Python, Ruby, Golang, Java, React, Angular, Vue.js, Svelte, Node.js, Django, Flask, Ruby on Rails, FastAPI
Databases: PostgreSQL, MySQL, MongoDB, DynamoDB, Redis Cloud & DevOps: AWS (Lambda, EC2, S3, RDS), GCP (App Engine, Firestore), Azure, Docker, Kubernetes, Terraform, Jenkins, GitHub Actions Other Tools: GraphQL, REST APIs, WebSockets, Kafka, RabbitMQ, Elasticsearch What Happens Next? Submit your application to join SignalFire's Talent Ecosystem. We review applications on an ongoing basis to identify strong candidates. If there's a match, a SignalFire talent partner or a leader from one of our startups may reach out directly. No match yet? We'll keep your profile on file for future full stack engineering roles in our portfolio.

## Description

Who Should Join? We're looking for engineers who are: Passionate about architecting scalable, high-performance full stack applications Excited to lead technical decision-making and mentor engineering teams Experienced in designing end-to-end systems, from modern front-end UIs to robust back-end services Typical Roles & Responsibilities 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 to support large-scale applications Optimize performance, security, and reliability across the application stack Work closely 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, fostering a strong engineering culture Common Qualifications While each startup


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