Software Engineer Intern
- Location
- San Francisco, CA · On-site
- Job type
- Internship
- Level
- Entry level
- Listed
- 30 days ago
Skills & highlights for this role
- React
- Next.js
- TypeScript
- debugging production systems
- API integration
Also useful
- Python
- Node.js
- AWS
- Kubernetes
- Datadog
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
From Phonely's careers page, first listed on Rolev.ai on October 10, 2026. Rolev.ai is not the employer.
How Rolev.ai helps with this application
Rolev.ai is a job search and application tool for US job seekers. For this Software Engineer Intern role at Phonely, it shows how your resume fits, tailors your resume to the posting, and prepares the application for you to review.
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Common questions
Where is the Software Engineer Intern job at Phonely located?
This Software Engineer Intern position at Phonely is located in San Francisco, CA (On-site). Always check Phonely's application page for specific state eligibility or relocation policies.
What qualifications are required for Software Engineer Intern at Phonely?
For the Software Engineer Intern role, Phonely highlights experience with React, Next.js, TypeScript, debugging production systems, API integration. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.
How do I apply for the Software Engineer Intern position at Phonely?
This listing links directly to Phonely's Ashby application page. You can apply directly on Phonely's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Ashby application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.