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Software Engineer Intern

Phonely · San Francisco, California · Onsite

  • 11–50 employees
  • San Francisco, California
4545

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Stale

Open 177 days · How we score

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  • Open 177 days

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  • Still listed on the employer's own board

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Software Engineer Intern at Phonely. We’ll keep it in your applied jobs, so you can see it later and be warned before applying to the same employer twice.

Software Engineer Internship

This is a high-impact internship where you’ll write real code, ship features, and see your work in production.

Note

This is an in-office role, 5 days a week in San Francisco.

What You’ll Do

  • Investigate and troubleshoot real customer issues across frontend and backend systems
  • Work closely with customers and internal teams to diagnose bugs, performance bottlenecks, and reliability problems
  • Build internal tooling and dashboards to improve debugging, monitoring, and operational workflows
  • Help monitor production systems and support incident response efforts
  • Assist engineers in identifying root causes and shipping fixes quickly
  • Build and maintain components for high-performance web applications using React and Next.js
  • Collaborate with engineers to integrate APIs, real-time systems, and observability tooling
  • Improve UI/UX by building responsive and user-friendly interfaces
  • Support performance optimization efforts across rendering, caching, and latency
  • Write clean, maintainable, and well-documented code
  • Participate in code reviews, team discussions, and product development

Qualifications

  • Currently pursuing or recently completed a degree in Computer Science or related field
  • Experience with JavaScript/TypeScript and modern frontend frameworks (React preferred)
  • Familiarity with Next.js or willingness to learn quickly
  • Strong problem-solving and debugging skills
  • Comfortable investigating technical issues and working through ambiguous problems
  • Basic understanding of APIs, async programming, and web fundamentals
  • Exposure to full-stack development through projects, coursework, or internships
  • Strong communication skills and ability to work directly with customers and teammates
  • Eagerness to learn quickly in a fast-paced environment

Nice to Have

  • Experience with backend development (Python or Node.js)
  • Familiarity with cloud platforms (AWS, GCP)
  • Experience with observability or monitoring tools
  • Familiarity with databases (Firebase, Supabase, or similar)
  • Interest in AI, real-time systems, infrastructure, or voice technologies

What You’ll Gain

  • Real-world experience debugging and operating production systems
  • Hands-on exposure to customer-facing engineering and issue investigation
  • Mentorship from experienced engineers
  • Experience working with modern infrastructure, observability, and AI systems
  • Opportunity to make meaningful contributions to a fast-growing company

Our Tech Stack

  • Frontend: React, Next.js, TypeScript
  • Backend: Python, microservices, async systems
  • Cloud & Infra: AWS, GCP, Kubernetes, Redis
  • Databases: Firebase, Supabase
  • Observability: Datadog, logging, metrics, tracing

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