Software Engineer Intern at TENEX | San Jose, CA

Join Antora as a Module Process Engineering Intern and immerse yourself in the innovative world of semiconductor processes. This internship offers a unique opportunity to work alongside seasoned engineers and contribute to the development and optimization of cutting-edge technologies. You will gain hands-on experience in process engineering, analyze data, and assist in the implementation of process improvements. Ideal candidates will be eager to learn and adapt in a fast-paced environment.

Archer Aviation is an innovative aerospace company located in San Jose, California, dedicated to developing an all-electric vertical takeoff and landing (eVTOL) aircraft. Our mission is to enhance sustainable air mobility by designing, manufacturing, and operating an aircraft that transports up to four passengers while minimizing noise and environmental impact.At Archer, we are driven by ambitious goals and complex challenges. We believe that workplace diversity enhances our intelligence, fosters better insights, and propels us toward collective success. We are committed to creating an equitable and inclusive environment that celebrates our differences and supports all team members.About The Role:In this pivotal position, you will help scale the production of our High Voltage Electric Propulsion System (HVPS), the core of our eVTOL aircraft, which encompasses the High Voltage Battery, Electric Motor, and Propeller assemblies. This system represents one of the most technically advanced and automated manufacturing processes within our facility.We are looking for a Senior Process and Equipment Engineer to ensure that our powertrain manufacturing systems operate at peak efficiency. This role is part of the Manufacturing Design Engineering team, responsible for enhancing the reliability, uptime, and continuous improvement of our cutting-edge powertrain manufacturing equipment in a high-throughput production setting. You will join a team that aligns with your skill set, whether it be HVPS, EPS, or Automation Controls.You will engage in hands-on, highly technical work and be accountable for resolving intricate manufacturing challenges, often under production pressures. The ideal candidate will possess strong engineering judgment, a structured approach to problem-solving, and a proactive mindset. You will take ownership of a core technical domain while broadening your influence across our automated equipment and manufacturing landscape.We welcome candidates with a mechanical/process focus, controls/automation expertise, or a robust combination of both.

Archer56 offers an internship in San Jose, California, focused on landing gear engineering. This position supports the design and development of landing gear systems for new aircraft. Interns join a team of experienced engineers and contribute to multiple stages of the engineering process. Role overview This internship centers on practical aerospace engineering work. Interns participate in both design and technical development, gaining exposure to real-world projects in the aviation field. What you will do Assist with the conceptual design of landing gear systems Support activities related to development, testing, and validation Work on hands-on aerospace engineering projects Collaborate with the engineering team on technical assignments

Antora is on a mission to revolutionize industrial energy solutions by designing and implementing cutting-edge thermal batteries that provide reliable, low-cost energy for industrial operations. We are looking for a dynamic and driven Senior Mechanical/Process Engineer to join our San Jose, California team. In this pivotal role, you will be instrumental in optimizing our balance of plant (BOP) systems, focusing on cost efficiency and performance enhancements. Your expertise will be integral in developing and refining cost models based on comprehensive technical and commercial data, guiding the design and evolution of high-performance plant processes and systems. You will also take charge of scoping, defining, and designing BOP systems for our commercial thermal energy storage projects. As a key player in our rapidly growing cross-functional organization, your contributions will directly support the deployment and scaling of innovative long-duration energy storage technologies.

About EtchedEtched is pioneering the world’s first AI inference system specifically designed for transformers, achieving over 10 times the performance with significantly reduced costs and latency compared to traditional models. Our cutting-edge ASIC technology enables the creation of products that are unachievable with GPUs, including real-time video generation models and advanced reasoning agents. With substantial backing from top-tier investors and a team of exceptional engineers, Etched is transforming the infrastructure landscape for the rapidly evolving AI industry.Job SummaryAs a mechanical/thermal engineering intern, you will become an integral part of our mechanical and thermal engineering team, focusing on New Product Introduction (NPI) prototyping, manufacturing fixture development, liquid cooling technologies, and rack-level system design. Our Platform Team is responsible for developing a comprehensive full-stack system that supports Etched Silicon from PCB to Rack. We are looking for interns eager to engage in all facets of mechanical and electrical engineering to help shape the future of high-power ASIC systems.Ideal Candidates Will Have:Progress towards a Bachelor’s or Master’s degree in Mechanical Engineering, Computer Engineering, or a related field.Hands-on experience in building mechanical systems, circuit boards, or similar projects.Familiarity with the board design cycle, high-speed interconnects, power distribution, and system integration.We encourage applications from candidates who may not meet every single qualification.Internship Program Details:12-week paid internship (June - August 2026)Generous housing support for interns relocating to San JoseDaily lunch and dinner provided at our officePosition based in our San Jose, CA officeDirect mentorship from industry leaders and top-tier engineersOpportunity to contribute to addressing some of the most critical challenges of our timeFor inquiries, please contact internships@etched.com

About the RoleWe are seeking a passionate Machine Learning Engineering Intern to join our perception and learned-behavior teams. As an intern, you will tackle real-world challenges using actual data from machines in the field, rather than simplified datasets. Your projects may include:Creating auto-labeling pipelines to enhance our training data.Designing generative simulation environments for model assessment.Refining model inference for deployment on edge devices (NVIDIA Jetson).Assisting in the training and evaluation of BEV (bird's-eye-view) perception or VLA models.This hands-on position will enable you to deploy code that directly influences our autonomy stack.

Etched develops AI inference systems optimized for transformer architectures. The company’s ASIC technology is designed to deliver significantly higher performance and lower latency than traditional solutions, supporting applications like real-time video generation and parallel reasoning agents. Etched is backed by major venture capital firms and led by an experienced engineering team. Role overview The Advanced IC Packaging Team in San Jose is seeking a Thermo-Mechanical & CFD Simulation Engineering Intern. This internship centers on Chip-on-Wafer-on-Substrate (CoWoS) package development for high-performance computing systems. The role involves hands-on simulation work using ANSYS Mechanical APDL and ANSYS FLUENT. What you will do Create Finite Element Analysis (FEA) models for CoWoS integrated circuit packages in ANSYS Mechanical APDL. Conduct thermo-mechanical stress and strain analyses, including thermal cycling simulations. Evaluate package warpage, solder joint reliability, and interconnect stress. Develop Computational Fluid Dynamics (CFD) models in ANSYS FLUENT to simulate solder reflow. Collaborate with design engineering teams throughout package development.

Join Our Team as an Embedded Firmware Engineer Intern!Location: San Jose, CACompany: Trackonomy SystemsAbout Trackonomy SystemsAt Trackonomy, we are at the forefront of innovating the next-generation operating system for a connected world. Our pioneering technology utilizes advanced smart labels, multi-radio IoT devices, agent-based intelligence, and the Sentient AI platform to provide unparalleled visibility, automation, control, and remediation across global supply chains. Our integrated solutions convert physical assets into intelligent, communicative entities, addressing critical challenges in logistics, healthcare, cold chains, industrial operations, manufacturing, and more.We are developing a revolutionary class of connected devices that empower physical objects to sense, communicate, and engage in real time. Our platform seamlessly combines custom hardware, embedded firmware, wireless networking, and cloud infrastructure to enable applications across diverse sectors including logistics, industrial systems, utilities, healthcare, and government.Our devices are designed to operate at a massive scale, tackling complex issues in low-power systems, wireless communication, and distributed sensing. With the backing of prominent investors like Kleiner Perkins and 8VC, Trackonomy is shaping a connected environment where physical objects become fully intelligent and interactive.The RoleWe are seeking a motivated Embedded Firmware Engineering Intern to assist in the development of cutting-edge software that powers our next-generation IoT devices. This hands-on engineering role involves direct interaction with hardware, microcontrollers, wireless modules, and sensors. Interns are integrated into our engineering team, contributing to real systems that are delivered to customers.You will work collaboratively with firmware, hardware, and systems engineers to design, build, test, and debug embedded software for resource-constrained devices.What You’ll Work OnYour projects may include:Developing firmware for ARM-based microcontrollersCreating embedded C/C++ drivers for sensors, radios, and peripheralsIntegrating wireless communication modules such as BLE, LoRa, or cellular IoTAssisting with hardware bring-up and board-level debuggingEstablishing test frameworks and automation for firmware validation

Astera Labs is looking for an Electrical Hardware Engineering Intern to join the Hardware Design Group in San Jose, CA for 2026. This internship offers practical experience in hardware design and development, working directly with a team focused on connectivity ASICs. Role overview This position centers on supporting the design and development of hardware products. Interns will work closely with experienced engineers, gaining exposure to the full hardware development process. What you will do Assist with hardware design activities for devices that use Astera Labs connectivity ASICs Help with the development and initial bring-up of significant hardware projects Work on key engineering tasks as part of a collaborative team Location This internship is based in San Jose, CA.

About Tessera Labs: We are pioneering the way businesses integrate and implement Artificial Intelligence solutions. Supported by Foundation Capital and a team of renowned experts, we specialize in creating multi-agent AI systems designed to automate intricate business processes across various platforms including SAP, Salesforce, Workday, Snowflake, and MuleSoft among others. Our mission is to provide genuine AI automation for enterprises, ensuring speed, accuracy, and measurable impact. We thrive in a fast-paced environment, taking ownership of our projects and pushing the boundaries of applied AI.Location: San Jose, CA or RemoteDuration: 10–12 weeksHours: Maximum of 40 hours per weekStart Date: June 2026Job Summary: We are seeking a motivated Frontend Software Engineering Intern who is eager to learn and contribute within a dynamic startup environment. In this hands-on position, you will collaborate closely with our engineering team to enhance the user experience from concept through deployment. You will design UI components, develop interactive dashboards, and create data visualizations that directly influence user engagement. If you thrive on overcoming UI challenges, delivering polished interfaces, and learning in a supportive team environment, this internship presents an exceptional opportunity to gain practical experience.Key Responsibilities:Assist in the development of UI components, dashboards, and data visualizations.Help maintain and enhance reusable component libraries.Support the implementation of client-side state management and user interactions.Contribute to the creation of intuitive user interfaces for internal tools, AI models, and data workflows.Collaborate with the engineering team to improve usability and performance.Learn to identify and resolve performance bottlenecks in frontend systems.Take initiative on smaller projects and features under the guidance of senior engineers.Learning Opportunities:Gain hands-on experience with React, TypeScript, and modern frontend frameworks.Understand scalable UI design patterns and component libraries.Work on real-world challenges in data visualization, dashboards, and interactive interfaces.

Join Tessera Labs as a Backend Software Engineering Intern and be part of a pioneering team that is transforming enterprise AI automation. Our cutting-edge technologies streamline complex workflows across major platforms like SAP, Salesforce, and Workday, leading the charge in operational efficiency.As an intern, you will gain hands-on experience developing robust backend systems in a collaborative startup environment. You’ll work under the guidance of seasoned engineers to create APIs, enhance data pipelines, and integrate AI functionalities.

About EtchedEtched is pioneering the development of the world’s first AI inference system specifically designed for transformers, achieving over 10 times the performance and significantly reduced costs and latency compared to traditional systems like the B200. Our innovative ASIC technology enables the creation of products that surpass the capabilities of GPUs, including real-time video generation models and advanced reasoning agents with deep, parallel thought processes. With substantial backing from leading investors and a team of top engineers, Etched is at the forefront of reshaping the infrastructure for the rapidly evolving AI industry.Job SummaryAs an Electrical Engineering Intern, you will engage in hands-on product design and contribute to the creation of design and validation infrastructures aimed at developing cutting-edge boards that support advanced systems and silicon technologies. Join our Platform Team in building a comprehensive system that integrates Etched Silicon across various platforms, from PCB design to rack configurations. We are looking for interns who are passionate about mechanical and electrical engineering and eager to help us shape the future of high-power ASIC systems.

About EtchedEtched is at the forefront of innovation, developing the world’s first AI inference system specifically designed for transformers. Our technology outperforms traditional GPUs with over 10x greater performance, significantly reducing cost and latency compared to existing solutions. With Etched ASICs, we're enabling the creation of groundbreaking products, such as real-time video generation models and highly complex reasoning agents. Our team, comprised of top engineers, is supported by substantial investments from leading investors, and we are redefining the infrastructure for the rapidly evolving AI industry.Job SummaryWe are looking for a passionate Design Verification Engineer to join our Internal IP DV team. In this role, you will be responsible for ensuring that the custom IPs that drive Sohu—such as systolic arrays, DMA engines, and NoCs—are robust, high-performance, and ready for silicon implementation. This position requires both creativity and deep technical expertise to address complex verification challenges. You will work in collaboration with architects, RTL designers, and software/firmware/emulation teams to validate correctness and performance across the entire hardware-software stack.Key ResponsibilitiesDesign, develop, and maintain UVM/SystemVerilog testbenches for high-performance IPs including compute arrays, DMAs, NoCs, and memory subsystems.Create and implement comprehensive verification plans that address functional correctness, corner cases, concurrency issues, and performance bottlenecks.Troubleshoot complex datapath and protocol issues within RTL and testbench environments.Collaborate closely with architects and designers to confirm functionality and design intent.Engage with software, firmware, and emulation teams to ensure thorough end-to-end bring-up and debugging coverage.Contribute to the development of reusable DV infrastructure, coverage models, and improvements in methodology.QualificationsYou may be an ideal candidate if you possess the following qualifications:Expertise in UVM and SystemVerilog.Exceptional debugging and problem-solving skills related to complex digital designs.In-depth knowledge of computer architecture and the fundamentals of digital design.Hands-on experience in verifying datapaths, memory systems, interconnects, or high-throughput fabrics.

About the Internship Kognitos is hiring Software Engineer Interns (AI-Native) for Summer 2026 at our San Jose headquarters. This program is designed for students eager to build real products with AI at the core, not just use AI tools. Interns will work on meaningful projects, contribute production-ready code, and help shape our engineering practices alongside experienced professionals. What You'll Do Work closely with engineers to design, build, and launch new features from concept to deployment. Use AI-native tools like Claude and Cursor to streamline and improve development workflows. Write clean, well-documented code that follows industry best practices. Participate in code reviews and technical discussions to refine solutions. Troubleshoot issues and help optimize system performance. Contribute to projects involving AI, automation, and data systems. Experiment, iterate, and collaborate in a team-focused setting. Who We're Looking For Currently enrolled in a Computer Science or related degree program, or have equivalent experience. Solid grasp of programming fundamentals (Python, JavaScript, or similar languages). Comfortable with modern development tools and workflows. Experience using Git and collaborative coding practices. Understanding of core computer science concepts like data structures and algorithms. Strong problem-solving skills and a willingness to learn. Clear communicator who works well in a team. Preferred Qualifications Experience with AI coding tools such as Claude Code, Cursor, or Copilot. Hands-on work with LLMs, APIs, or automation workflows. Familiarity with web technologies like React or Node.js. Exposure to cloud platforms (AWS, GCP, Azure). Previous internships, especially at startups, or substantial personal project experience. Final Note Interested candidates are encouraged to apply even if not every qualification is met.

About EtchedAt Etched, we are pioneering the development of the world’s first AI inference system specifically designed for transformers, achieving over ten times higher performance along with significantly reduced costs and latencies compared to traditional B200 systems. Our innovative ASIC technology empowers the creation of groundbreaking products, including real-time video generation models and advanced reasoning agents capable of deep and parallel chain-of-thought processes. Supported by substantial investments from top-tier VCs and a team of expert engineers, Etched is transforming the infrastructure landscape of the fastest-growing industry in history.Job SummaryAs an Infrastructure Intern, you will play a crucial role in the evolution and implementation of next-generation infrastructure tools. Your contributions will enable our ASIC, software, and platform engineers to innovate more swiftly, enhance reliability, and expand the frontiers of AI performance. Your responsibilities will include working on hybrid-cloud high-performance computing (HPC) clusters, executing massively parallel continuous integration processes, implementing Infrastructure-as-Code, developing a scalable observability platform integrated with large language models, and creating high-quality tools that engineers will enjoy using.

Join a pioneering firm recognized by the AIA as a leader in sustainable and high-performance architecture. Recipient of the AIA 2025 Firm Award, LPA Design Studios comprises a dynamic team of designers and researchers dedicated to eliminating carbon emissions and fostering a more equitable and livable future.We are currently looking for an enthusiastic Structural Design Intern to join our collaborative team of architects, engineers, interior designers, landscape architects, and master planners. As an acclaimed multidisciplinary design firm, we prioritize innovative and sustainable design practices. Our structural engineering group has received prestigious awards from the American Institute of Steel Construction and the National Council of Structural Engineers Associations (NCSEA), acknowledging the most innovative projects globally.In this role, you will collaborate with our structural engineering team on a diverse array of projects, including educational, recreational, healthcare, and performing arts facilities. Our award-winning initiatives focus on creating a positive and lasting environmental, economic, and social impact. Learn more about our remarkable projects at LPA.You will be part of a high-achieving, multidisciplinary design team, contributing to projects at every design stage. We provide extensive educational and mentoring opportunities, including software training, tech talks, and monthly LPA-U courses that emphasize innovative and sustainable design practices. Join a firm where your ideas are valued, creativity is encouraged, and your contributions are esteemed.

About UsAt ChipStack, we are at the forefront of revolutionizing chip design in a tech-driven era. With the complexity of chips skyrocketing due to performance demands from applications like AI, our approach seeks to innovate and redefine traditional methodologies that have remained stagnant for decades.Our dynamic team comprises seasoned experts who have previously contributed to renowned organizations such as Qualcomm, Nvidia, Google, Meta, and the Allen Institute for AI. Supported by distinguished investors like Khosla Ventures, Cerberus, and Clear Ventures, we are proud to serve over 10 pioneering clients, ranging from Fortune 100 companies to avant-garde AI silicon startups.About This RoleJoin our founding team as a Research Intern, where you will play a pivotal role in redefining silicon chip design. Collaborate with distinguished chip designers, machine learning scientists, and top-tier software engineers on innovative challenges that push the boundaries of technology.This internship is not conventional; you will tackle real-world problems, develop solutions, and deliver value to actual customers. While we aim to publish your findings in prestigious conferences at the conclusion of the internship, the primary focus will be on creating impactful products that end-users will truly appreciate. If you are passionate about building and deploying AI technologies in a collaborative environment, this opportunity is for you.Note: This role requires in-person attendance in San Jose or Seattle.About YouYou thrive in a startup atmosphere and appreciate the dynamic environment it offers.You are committed to going above and beyond to ensure a stellar experience for every customer.You possess self-motivation, a sense of urgency, and can work independently.You enjoy tackling challenging problems and are eager to explore new territories.This RoleWe seek a dedicated researcher eager to create tangible products. Ideal candidates will be currently pursuing a Ph.D. or M.S. while engaging with leading research groups at their university. The successful candidate will significantly shape the company's product direction and contribute across various facets of our operations.

AI Architecture Intern - InferenceLocation: San Jose, CA Team: ArchitectureAbout EtchedAt Etched, we are pioneering the development of the world’s first AI inference system specifically designed for transformers, achieving over 10 times the performance and significantly reduced cost and latency compared to traditional systems. Our innovative ASICs empower the creation of groundbreaking products, enabling real-time video generation and advanced reasoning agents that are unattainable with conventional GPUs. Supported by substantial investments from leading venture capital firms and staffed by top-tier engineering talent, Etched is at the forefront of transforming the infrastructure of the fastest-growing industry.The RoleWe are in search of a motivated Architecture Intern to join our dynamic team, contributing to the design and optimization of next-generation AI accelerators. This role will involve developing and fine-tuning compute architectures that deliver outstanding performance and efficiency for transformer workloads. Throughout your internship, you will tackle cutting-edge architectural challenges and engage in performance modeling.Key ResponsibilitiesAssist in adapting state-of-the-art models to our architecture and develop programming abstractions and testing capabilities for rapid model iteration.Help enhance and scale Sohu’s runtime, including multi-node inference, intra-node execution, state management, and robust error handling.Contribute to the optimization of routing and communication layers utilizing Sohu’s collectives.Employ performance profiling and debugging tools to pinpoint bottlenecks and correctness issues.Gain a deep understanding of Sohu to collaboratively design hardware instructions and model architecture operations to maximize performance.Implement high-performance software components for the Model Toolkit.QualificationsCurrently pursuing a Bachelor’s, Master’s, or PhD in Computer Science, Computer Engineering, Applied Mathematics, or a related discipline.Strong programming skills in Python and C++.Familiarity with performance-sensitive or complex distributed software systems, such as Linux internals, accelerator architectures (e.g., GPUs, TPUs), and compilers.

Join a visionary team at indie Semiconductor, where we are at the forefront of transforming the mobility landscape! Your innovative ideas will not just remain theoretical; they will drive next-gen technology. Our focus is on pioneering semiconductors, photonics, and radar systems tailored for automotive and industrial sectors. Our advancements are integral to sophisticated intelligent sensing and enhancing user experience, continually pushing the limits of technology.If you are enthusiastic about revolutionary technology and aspire to create a significant impact within a dynamic team that fosters creativity and collaboration, we would be thrilled to welcome you!The Imaging Algorithms & Firmware Engineer will be a vital contributor to indie's Vision Business Unit, collaborating closely with the Image Signal Processing (ISP) team. This team is renowned for delivering exceptional automotive image quality, leveraging our high-performance current and future integrated circuits (ICs). The role involves working hand-in-hand with departments that specialize in imaging algorithms, firmware development, and software tools.