Software Engineer Intern
Phonely · On-site
MeritLog read this listing from Phonely's Ashby job board and last checked it on September 9, 2026.
Source: the employer's Ashby job board. Open the original listing for current details.
Job details
- Work model
- On-site
- Salary
- Not listed by source
- Location
- San Francisco, California
Hiring context
How this role compares at Phonely
Phonely has 18 live roles in MeritLog’s catalog across 8 job families, and 6 of them are in engineering. 8 of those listings publish a pay range, a disclosure rate of 44%.
Phonely concentrates this hiring in:
Counted across the job boards MeritLog tracks, at the time this page was served. Pay comparisons use only listings that publish a complete range in the same currency and period.
What the role asks for
What you'd 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
What they're asking for
- Currently pursuing or recently completed a degree in Computer Science or related fieldEducation
- Experience with JavaScript/TypeScript and modern frontend frameworks (React preferred)SkillPreferred
- Familiarity with Next.js or willingness to learn quicklySkill
- Strong problem-solving and debugging skillsSkill
- Comfortable investigating technical issues and working through ambiguous problemsSkill
- Basic understanding of APIs, async programming, and web fundamentalsSkill
- Exposure to full-stack development through projects, coursework, or internshipsSkill
- Strong communication skills and ability to work directly with customers and teammatesSkill
- Eagerness to learn quickly in a fast-paced environmentSkill
- Experience with backend development (Python or Node.js)SkillPreferred
- Familiarity with cloud platforms (AWS, GCP)SkillPreferred
- Experience with observability or monitoring toolsSkillPreferred
- Familiarity with databases (Firebase, Supabase, or similar)SkillPreferred
- Interest in AI, real-time systems, infrastructure, or voice technologiesSkillPreferred
- Real-world experience debugging and operating production systemsSkillPreferred
- Hands-on exposure to customer-facing engineering and issue investigationSkillPreferred
- Mentorship from experienced engineersSkillPreferred
- Experience working with modern infrastructure, observability, and AI systemsSkillPreferred
- Opportunity to make meaningful contributions to a fast-growing companySkillPreferred
Parsed by MeritLog from the employer’s own posting. The full description follows below.
Job description
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