Apple

Software Development Engineer in Test - Video Codec

Apple
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7 hours ago
Cupertino, CA, USAStaff+
H1B sponsor

Responsibilities

  • Design and develop tests for video processing frameworks and low-level video codec software.
  • Verify functionality and measure quality for image and video encoding, decoding, editing, and post-processing.
  • Develop validation software, test tools, test cases, and test harnesses using C/C++, Objective-C, Swift, Python, and shell scripting.
  • Automate testing and quality evaluation pipelines, triage failures, and perform root-cause analysis.
  • Drive early test strategy and planning in partnership with R&D engineering and cross-functional teams.
  • Build LLM-based tools and agentic workflows to extend testing pipeline automation at scale.
  • Help ensure image and video frameworks, firmware, and drivers deliver high-quality video experiences.

Requirements

  • Bachelor of Science degree and a minimum of 10 years of relevant industry experience.
  • At least 6 years of programming experience in C/C++, Objective-C or Swift, and Python.
  • At least 6 years of development experience on macOS or Unix/Linux platforms.
  • Hands-on experience using LLMs in software development and building workflows with AI/LLM-based tools.
  • Experience developing test cases and applying software testing methodologies.
  • Understanding of software engineering concepts and hands-on CI/CD experience.
  • Preferred experience building LLM-powered tooling with prompt engineering, agent design, tool/API integration, and MCP-based integrations.
  • Preferred experience with XCTest or PyTest and white-box, grey-box, API, mutation, or static testing.
  • Preferred experience with code coverage analysis, image or video quality evaluation, model benchmarking, and quality metrics.
  • Preferred understanding of AVC, HEVC, VP9, or AV1 codecs and video processing pipelines.
  • Strong debugging, problem-solving, communication, negotiation, collaboration, and independent project-delivery skills.

Tech Stack

CC++iOSLinuxmacOSObjective-CpytestPythonSwift

Categories

Apple

About Apple

10,000+ employees

Apple designs and sells consumer electronics, software, and services for consumers and professionals worldwide, including iPhone, Mac, iPad, Apple Watch, and AirPods, plus platforms like iOS/macOS and services such as the App Store, iCloud, Music, and TV+. Its business combines device sales with services and subscriptions and in-house silicon design. Founded in 1976, Apple is headquartered in Cupertino, California, and trades on NASDAQ as AAPL.

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