Principal Software Engineer (YC Experience)

Pragmatike; San Francisco (CA); On-site; USD 180,000 - 300,000; Full time

Job summary

Doist is seeking a Principal Software Engineer in San Francisco to lead architecture for high-scale systems, guiding technical strategy and critical initiatives. You will design distributed services using TypeScript, Python, and Go, mentor engineers, and partner with product and engineering leadership to drive scalable backend infrastructure.

Ideal candidates have 8+ years of experience, strong systems design, production expertise in TS/Python/Go, and a track record in rapidly scaling startups;

Qualifications

• 8+ years of software engineering experience.
• Exceptional system design and architecture skills.
• Deep production experience with TypeScript, Python, Go, or similar.
• Strong distributed systems knowledge.
• Proven experience solving complex problems at scale.
• Strong technical leadership without requiring direct management authority.
• Excellent communication and judgment.
• Willingness to work on-site in San Francisco.
• Nice to Have Cloud and Kubernetes experience.
• Experience in a rapidly scaling startup.

Responsibilities

• Define architecture for complex, high-scale systems.
• Lead company-critical technical initiatives.
• Design distributed services and platforms using TypeScript, Python, and Go.
• Solve challenging scalability, reliability, and performance problems.
• Establish engineering patterns and technical standards.
• Influence architecture across multiple engineering teams.
• Partner with Product and Engineering leadership.
• Mentor Staff and Senior engineers.
• Drive long-term technical strategy.

Skills

TypeScript

Python

Go

Distributed systems

System design

Leadership

Communication

Tools

Cloud

Kubernetes

Job description

Location: San Francisco, California — On-site

Compensation: $180,000–$300,000 USD

Start Date: ASAP

Languages: Fluent English required

Type: Full-time

Tech Stack: TypeScript, Python, Go

About the Opportunity

Pragmatike is recruiting on behalf of a fast-growing technology company building sophisticated software systems and infrastructure at scale.

Pragmatike is recruiting on behalf of a rapidly scaling technology company seeking a Principal Software Engineer with experience in YC-backed or Venture backed start-ups to provide technical leadership across critical systems and engineering initiatives. This is a high-impact individual contributor role focused on architecture, technical strategy, and solving complex engineering problems.

What You'll Do

• Define architecture for complex, high-scale systems.
• Lead company-critical technical initiatives.
• Design distributed services and platforms using TypeScript, Python, and Go.
• Solve challenging scalability, reliability, and performance problems.
• Establish engineering patterns and technical standards.
• Influence architecture across multiple engineering teams.
• Partner with Product and Engineering leadership.
• Mentor Staff and Senior engineers.
• Drive long-term technical strategy.

What We're Looking For

• 8+ years of software engineering experience.
• Exceptional system design and architecture skills.
• Deep production experience with TypeScript, Python, Go, or similar.
• Strong distributed systems knowledge.
• Proven experience solving complex problems at scale.
• Strong technical leadership without requiring direct management authority.
• Excellent communication and judgment.
• Willingness to work on-site in San Francisco.
• Nice to Have Cloud and Kubernetes.
• AI/ML infrastructure.
• High-performance or distributed systems.
• Experience in a rapidly scaling startup.

Why Join?

Our client is building highly scalable technology that sits at the core of critical business operations, offering engineers the opportunity to work on complex systems, large-scale integrations, and real-world technical challenges. You'll join a collaborative, fast-moving environment where ownership is encouraged, decisions are made quickly, and engineers have meaningful influence on architecture, product direction, and engineering culture. This role offers the opportunity to tackle challenging backend problems, work with modern technologies, and grow alongside an ambitious team building for scale.

• Full benefit package and competitive compensation.

Pragmatike is committed to a fair, transparent, and inclusive recruitment process. We do not discriminate based on age, disability, gender, gender identity or expression, marital or civil partner status, pregnancy or maternity, race, religion or belief, sex, or sexual orientation.

In accordance with GDPR, your personal data will be processed lawfully, fairly, and securely, and used solely for recruitment purposes, including sharing it with our client(s) for employment consideration. You may request access, correction, or deletion of your data at any time. We are committed to maintaining the confidentiality and security of your information throughout the recruitment process.