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    <job>
      <externalid>0b414830-daa</externalid>
      <Title>Senior Frontend Software Engineer, Home Experience</Title>
      <Description><![CDATA[<p>We&#39;re looking for a senior frontend software engineer to join the Feeds Experience team at Reddit. As a member of this team, you&#39;ll be working with hundreds of millions of users to help them explore Reddit and provide them with excellent feeds on Reddit.</p>
<p>Your primary responsibilities will include working cross-functionally with product, design, and other engineering counterparts to build novel products and features that our users will love. You&#39;ll be contributing to standards that improve developer workflows, recommending best practices, and helping mentor engineers on the team to grow their technical expertise.</p>
<p>You&#39;ll be owning the full development cycle for major projects, including design, development, test, experimentation, analysis, and launch. You&#39;ll be writing and reviewing code and design docs, giving feedback on product specs and mocks, and ensuring successful delivery of these key projects.</p>
<p>As a senior engineer, you&#39;ll be a key driver in the planning, development, and implementation of critical projects across Reddit&#39;s web architecture, working alongside backend and other client engineers. You&#39;ll be enabling a culture of metrics-led execution, with a focus on operational excellence and system observability.</p>
<p>If you&#39;re passionate about building user-centric experiences and have a strong focus on user experience and usability, we&#39;d love to hear from you.</p>
<p>Requirements:</p>
<ul>
<li>6+ years of software development experience in one or more front-end focused programming languages; Javascript, Typescript, ES6</li>
<li>Experience with one or more front-end web frameworks such as LIT, Polymer, React, Vue, or Angular with experience with CSS</li>
<li>Strong organizational skills, the ability to breakdown and prioritize tasks for yourself and others while keeping projects on schedule</li>
<li>BS degree in Computer Science, a similar technical field of study or equivalent practical experience</li>
<li>Strong focus on user experience and usability</li>
<li>Entrepreneurial spirit</li>
<li>Excellent communication skills</li>
<li>Experience with GraphQL, REST, HTTP, Thrift basics, and the ability to design and implement maintainable APIs is a plus</li>
<li>Understanding of large scale web applications, considerations and techniques to accommodate high RPS, complex pages is a major plus</li>
</ul>
<p>Benefits:</p>
<ul>
<li>Comprehensive Healthcare Benefits and Income Replacement Programs</li>
<li>401k with Employer Match</li>
<li>Global Benefit programs that fit your lifestyle, from workspace to professional development to caregiving support</li>
<li>Family Planning Support</li>
<li>Gender-Affirming Care</li>
<li>Mental Health &amp; Coaching Benefits</li>
<li>Flexible Vacation &amp; Paid Volunteer Time Off</li>
<li>Generous Paid Parental Leave</li>
</ul>
<p>Pay Transparency:</p>
<p>This job posting may span more than one career level. In addition to base salary, this job is eligible to receive equity in the form of restricted stock units, and depending on the position offered, it may also be eligible to receive a commission. Additionally, Reddit offers a wide range of benefits to U.S.-based employees, including medical, dental, and vision insurance, 401(k) program with employer match, generous time off for vacation, and parental leave. To learn more, please visit https://www.redditinc.com/careers/.</p>
<p style="margin-top:24px;font-size:13px;color:#666;">XML job scraping automation by <a href="https://yubhub.co">YubHub</a></p>]]></Description>
      <Jobtype>full-time</Jobtype>
      <Experiencelevel>senior</Experiencelevel>
      <Workarrangement>remote</Workarrangement>
      <Salaryrange>$190,800-$267,100 USD</Salaryrange>
      <Skills>Javascript, Typescript, ES6, LIT, Polymer, React, Vue, Angular, CSS, GraphQL, REST, HTTP, Thrift</Skills>
      <Category>Engineering</Category>
      <Industry>Technology</Industry>
      <Employername>Reddit</Employername>
      <Employerlogo>https://logos.yubhub.co/redditinc.com.png</Employerlogo>
      <Employerdescription>Reddit is a community-driven platform with over 121 million daily active unique visitors and 100,000+ active communities.</Employerdescription>
      <Employerwebsite>https://www.redditinc.com</Employerwebsite>
      <Compensationcurrency></Compensationcurrency>
      <Compensationmin></Compensationmin>
      <Compensationmax></Compensationmax>
      <Applyto>https://job-boards.greenhouse.io/reddit/jobs/7751064</Applyto>
      <Location>Remote - United States</Location>
      <Country></Country>
      <Postedate>2026-04-24</Postedate>
    </job>
    <job>
      <externalid>43e01c5a-696</externalid>
      <Title>Materials Science Tutor</Title>
      <Description><![CDATA[<p>As an AI Tutor - Materials Science Specialist at xAI, you will be instrumental in enhancing our cutting-edge AI technologies by providing high-quality input and labels using specialized software.</p>
<p>You will collaborate closely with our technical team to support the training of new AI tasks, contributing to innovative initiatives. Your responsibilities include refining annotation tools and selecting complex problems from advanced materials science fields to drive significant improvements in model performance.</p>
<p>This involves gathering or providing data in text, voice, and video formats, including annotations, audio recordings, or video sessions,tasks with which you must be comfortable and eager to engage.</p>
<p>This position demands a dynamic approach to learning and adapting in a fast-paced environment, where your ability to interpret and execute tasks based on evolving instructions is crucial.</p>
<p>The AI Tutor - Materials Science Specialist role is a remote position. We prefer candidates available for full-time employment, but exceptional applicants seeking part-time opportunities will also be considered.</p>
<p>Responsibilities:</p>
<ul>
<li>Use proprietary software applications to provide input/labels on defined projects.</li>
<li>Support and ensure the delivery of high-quality curated data.</li>
<li>Play a pivotal role in supporting and contributing to the training of new tasks, working closely with the technical staff to ensure the successful development and implementation of cutting-edge initiatives/technologies.</li>
<li>Interact with the technical staff to help improve the design of efficient annotation tools.</li>
<li>Solve problems that help drive innovation in materials by guiding AI models to enhance research in specialized areas, improving outcomes in scientific discovery and application.</li>
<li>Choose problems from various fields across materials science that align with your specialization, where you can confidently provide detailed solutions and evaluate model responses.</li>
<li>Regularly interpret, analyze, and execute tasks based on given instructions.</li>
</ul>
<p>Basic Qualifications:</p>
<ul>
<li>Master’s or PhD in materials science, physics, chemistry, chemical engineering, or a highly related field.</li>
<li>Expertise and specialization in a materials-related subdomain, including but not limited to energy materials, semiconductors, nanomaterials, metals, alloys, biomaterials, polymers, elastomers, ceramics, or glasses.</li>
<li>Proficiency in reading and writing, both in informal and professional English.</li>
<li>Strong ability to navigate various information resources, databases, and online resources is essential.</li>
<li>Outstanding communication, interpersonal, analytical, and organizational capabilities.</li>
<li>Solid reading comprehension skills combined with the capacity to exercise autonomous judgment even when presented with limited data/material.</li>
<li>Strong passion for and commitment to technological advancements and innovation.</li>
</ul>
<p>Preferred Skills and Experience:</p>
<ul>
<li>Advanced expertise in materials science, demonstrated by multiple publications, or patents, preferably with one or more first-author papers, in reputable peer-reviewed journals.</li>
<li>Previous AI Tutoring experience.</li>
<li>Teaching experience (as a professor, teacher, or tutor).</li>
<li>Experience in technical writing, journalism, or a professional writing setting.</li>
</ul>
<p style="margin-top:24px;font-size:13px;color:#666;">XML job scraping automation by <a href="https://yubhub.co">YubHub</a></p>]]></Description>
      <Jobtype>full-time|part-time|contract</Jobtype>
      <Experiencelevel>mid</Experiencelevel>
      <Workarrangement>remote</Workarrangement>
      <Salaryrange>$45/hour - $75/hour</Salaryrange>
      <Skills>materials science, physics, chemistry, chemical engineering, energy materials, semiconductors, nanomaterials, metals, alloys, biomaterials, polymers, elastomers, ceramics, glasses, proprietary software applications, annotation tools, AI models, scientific discovery, application, advanced expertise in materials science, previous AI Tutoring experience, teaching experience, technical writing, journalism, professional writing setting</Skills>
      <Category>Engineering</Category>
      <Industry>Technology</Industry>
      <Employername>xAI</Employername>
      <Employerlogo>https://logos.yubhub.co/xai.com.png</Employerlogo>
      <Employerdescription>xAI creates AI systems to understand the universe and aid humanity&apos;s pursuit of knowledge. The team is small and focused on engineering excellence.</Employerdescription>
      <Employerwebsite>https://www.xai.com/</Employerwebsite>
      <Compensationcurrency></Compensationcurrency>
      <Compensationmin></Compensationmin>
      <Compensationmax></Compensationmax>
      <Applyto>https://job-boards.greenhouse.io/xai/jobs/4925823007</Applyto>
      <Location>Remote</Location>
      <Country></Country>
      <Postedate>2026-04-18</Postedate>
    </job>
    <job>
      <externalid>c72e1616-491</externalid>
      <Title>Staff Hardware Reliability Engineer</Title>
      <Description><![CDATA[<p>As a Hardware Reliability Engineer at Shield AI, you will be responsible for ensuring the robustness and long-term performance of our VBAT flight hardware. You&#39;ll work closely with design, manufacturing, and supplier chain to implement design-for-reliability best practices and perform reliability verification from concept through production.</p>
<p>You will lead environmental and stress testing efforts, including temperature cycling, vibration, HALT, and HASS, conduct failure analysis and materials characterization, and analyze root cause investigations for manufacturing non-conformances and field returns. You&#39;ll participate in design reviews and FMEA activities, shape material selection and manufacturing requirements, analyze test and field data using reliability modeling tools, and help develop corrective actions and process improvements that elevate hardware reliability across the program.</p>
<p>Responsibilities:
ude and implement design-for-reliability best practices, conducting rigorous testing, shaping manufacturing requirements, selecting materials, and analyzing field data to enhance the robustness of VBAT hardware.
Perform stress screening, environmental testing, and drive failure analysis to ensure flight hardware meets reliability and performance targets.
Analyze designs and test results to identify potential failure modes and mitigations.
Collaborate with design engineers to implement design for reliability best practices early in design.
Act as a key stakeholder in reviewing and approving designs for release.
Participate in design reviews and failure mode effects analysis (FMEA) to assess potential reliability issues.
Investigate manufacturing non-conformances and field hardware failures to determine root cause.
Travel as needed to perform deep dives into supplier processes.
Develop and recommend corrective actions to address identified reliability issues.
Utilize reliability modeling and simulation tools to predict system performance and lifespan.
Stay current with industry trends, advancements, and best practices in hardware reliability engineering.
Propose and implement process improvements to drive improvements in reliability across the program.</p>
<p style="margin-top:24px;font-size:13px;color:#666;">XML job scraping automation by <a href="https://yubhub.co">YubHub</a></p>]]></Description>
      <Jobtype>full-time</Jobtype>
      <Experiencelevel>staff</Experiencelevel>
      <Workarrangement>onsite</Workarrangement>
      <Salaryrange>$158,542 - $237,812 a year</Salaryrange>
      <Skills>Materials science, Electronics manufacturing processes (PCB fabrication and assembly), Hardware reliability concepts, Environmental test practices, Python, NumPy, Pandas, SciPy, Plotly, Matplotlib, IPC, JEDEC, AIAA, AEC, MIL, SMC standards, Master&apos;s degree in Materials Engineering, 3+ years of experience in hardware reliability engineering, Failure analysis techniques and materials characterization methods, Environmental testing, including temperature cycling, vibration, highly accelerated limit testing (HALT), and highly-accelerated stress screening (HASS), PCB fabrication, SMT, and polymerics application manufacturing processes, Significant knowledge of reliability engineering principles, methods, and tools</Skills>
      <Category>Engineering</Category>
      <Industry>Technology</Industry>
      <Employername>Shield AI</Employername>
      <Employerlogo>https://logos.yubhub.co/shield.ai.png</Employerlogo>
      <Employerdescription>Shield AI is a venture-backed deep-tech company founded in 2015 with a mission to protect service members and civilians with intelligent systems.</Employerdescription>
      <Employerwebsite>https://www.shield.ai</Employerwebsite>
      <Compensationcurrency></Compensationcurrency>
      <Compensationmin></Compensationmin>
      <Compensationmax></Compensationmax>
      <Applyto>https://jobs.lever.co/shieldai/88a4633a-d0b1-4025-b3ff-cb4c976fadc9</Applyto>
      <Location>Dallas, Texas / Boston, MA</Location>
      <Country></Country>
      <Postedate>2026-04-17</Postedate>
    </job>
  </jobs>
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