Senior Data Engineer

Trexquant is a growing systematic fund at the forefront of quantitative finance, with a core team of highly accomplished researchers and engineers. To keep pace with our expanding global trading operations, we are seeking a C++ Market Data Engineer to design and build ultra-low-latency feed handlers for premier vendor feeds and major exchange multicast feeds. This is a high-impact role that sits at the heart of Trexquant's trading platform; the quality, speed, and reliability of your code directly influence every strategy we run. Responsibilities Design & implement high-performance feed handlers in modern C++ for equities, futures, and options across global venues (e.g., NYSE, CME, Refinitiv RTS, Bloomberg B-PIPE). Optimize for micro- and nanosecond latency using lock-free data structures, cache-friendly memory layouts, and kernel-bypass networking where appropriate. Build reusable libraries for message decoding, normalization, and publication to internal buses shared by research, simulation, and live trading systems. Collaborate with cross-functional teams to tune TCP/UDP multicast stacks, kernel parameters, and NIC settings for deterministic performance. Provide robust failover, gap-recovery, and replay mechanisms to guarantee data integrity under packet loss or venue outages. Instrument code paths with precision timestamping and performance metrics; drive continuous latency regression testing and capacity planning. Partner closely with quantitative researchers to understand downstream data requirements and to fine-tune delivery formats for both simulation and live trading. Produce clear architecture documents, operational run-books, and post-mortems; participate in a 24×7 follow-the-sun support rotation for mission-critical market-data services. Requirements BS/MS/PhD in Computer Science, Electrical Engineering, or related field. 3+ years of professional C++ (14,17,20) development experience focused on low-latency, high-throughput systems. Proven track record building or maintaining real-time market-data feeds (e.g., Refinitiv RTS/TREP, Bloomberg B-PIPE, OPRA, CME MDP, ITCH). Strong grasp of concurrency, lock-free algorithms, memory-model semantics, and compiler optimizations. Familiarity with serialization formats (FAST, SBE, Protocol Buffers) and time-series databases or in-memory caches. Comfort with scripting in Python for prototyping, testing, and ops automation. Excellent problem-solving skills, ownership mindset, and ability to thrive in a fast-paced trading environment. Familiarity with containerization (Docker/K8s) and public-cloud networking (AWS, GCP). Benefits Competitive salary, plus bonus based on individual and company performance. Collaborative, casual, and friendly work environment while solving the hardest problems in the financial markets. PPO Health, dental and vision insurance premiums fully covered for you and your dependents. Pre-Tax Commuter Benefits  Trexquant is an Equal Opportunity Employer

We are looking for a skilled and motivated Computer Repair Technician to join our Phoenix team! In this role, you will diagnose and repair laptops, desktops, phones, and tablets, as well as assist customers with device questions and in-store sales. Ideal candidates are dependable, detail-oriented, and comfortable working with both hardware and software. Responsibilities: • Diagnose and repair laptops, desktops, phones, and tablets • Perform hardware replacement, software troubleshooting, and data backup/wipe • Test and refurbish devices for resale • Assist customers with questions and basic sales at the counter • Maintain a clean and organized work area Qualifications: • Experience in computer and/or mobile device repair (preferred but not required if willing to learn) • Strong problem-solving skills and attention to detail • Good communication and customer service skills • Ability to work independently and as part of a team Compensation: $16–$20 per hour (based on experience) Schedule: Full-time or Part-time available If you’re passionate about tech and enjoy helping people, we’d love to hear from you!

@everyone Hiring: Warehouse transfer is hiring forklift operators, working 6 days a week, $5000/month, work location Pomona, contact number 9296267666 6269771733 WeChat ID zxm6269771733

Founded in 2016 in Silicon Valley, Pony.ai has quickly become a global leader in autonomous mobility and is a pioneer in extending autonomous mobility technologies and services at a rapidly expanding footprint of sites around the world. Operating Robotaxi, Robotruck and Personally Owned Vehicles (POV) business units, Pony.ai is an industry leader in the commercialization of autonomous driving and is committed to developing the safest autonomous driving capabilities on a global scale. Pony.ai’s leading position has been recognized, with CNBC ranking Pony.ai #10 on its CNBC Disruptor list of the 50 most innovative and disruptive tech companies of 2022. In June 2023, Pony.ai was recognized on the XPRIZE and Bessemer Venture Partners inaugural “XB100” 2023 list of the world’s top 100 private deep tech companies, ranking #12 globally. As of August 2023, Pony.ai has accumulated nearly 21 million miles of autonomous driving globally. Pony.ai went public at NASDAQ in Nov. 2024. Responsibility The ML Infrastructure team at Pony.ai provides a set of tools to support and automate the lifecycle of the AI workflow, including model development, evaluation, optimization, deployment, and monitoring. As a Machine Learning Engineer in ML Runtime & Optimization, you will be developing technologies to accelerate the training and inferences of the AI models in autonomous driving systems. This includes: Identifying key applications for current and future autonomous driving problems and performing in-depth analysis and optimization to ensure the best possible performance on current and next-generation compute architectures. Collaborating closely with diverse groups in Pony.ai including both hardware and software to optimize and craft core parallel algorithms as well as to influence the next-generation compute platform architecture design and software infrastructure. Apply model optimization and efficient deep learning techniques to models and optimized ML operator libraries. Work across the entire ML framework/compiler stack (e.g.Torch, CUDA and TensorRT), and system-efficient deep learning models. Requirements BS/MS or Ph.D in computer science, electrical engineering or a related discipline. Strong programming skills in C/C++ or Python. Experience on model optimization, quantization or other efficient deep learning techniques Good understanding of hardware performance, regarding CPU or GPU execution model, threads, registers, cache, cost/performance trade-off, etc. Experience with profiling, benchmarking and validating performance for complex computing architectures. Experience in optimizing the utilization of compute resources, identifying and resolving compute and data flow bottlenecks. Strong communication skills and ability to work cross-functionally between software and hardware teams Preferred Qualifications: One or more of the following fields are preferred Experience with parallel programming, ideally CUDA, OpenCL or OpenACC. Experience in computer vision, machine learning and deep learning. Strong knowledge of software design, programming techniques and algorithms. Good knowledge of common deep learning frameworks and libraries. Deep knowledge on system performance, GPU optimization or ML compiler. Compensation and Benefits Base Salary Range: $140,000 - $250,000 Annually Compensation may vary outside of this range depending on many factors, including the candidate’s qualifications, skills, competencies, experience, and location. Base pay is one part of the Total Compensation and this role may be eligible for bonuses/incentives and restricted stock units. Also, we provide the following benefits to the eligible employees: Health Care Plan (Medical, Dental & Vision) Retirement Plan (Traditional and Roth 401k) Life Insurance (Basic, Voluntary & AD&D) Paid Time Off (Vacation & Public Holidays) Family Leave (Maternity, Paternity) Short Term & Long Term Disability Free Food & Snacks

We train and promote from within Excellent low-cost health benefits Retirement plan with employer-paid contributions Paid vacation and 10 holidays At Sierra Pacific Industries, we understand our greatest strength is the people who choose to build a career with us. We are a fourth-generation family-owned company that has grown to be one of the largest lumber and millwork producers in the United States. Our more than 6,000 employees are proud to work at our state-of-the-art sawmills and other facilities, including: manufacturing, custom wood-framed windows, fabrication, millwork, veneer, cogeneration, trucking, forestry, and other operations. We are seeking an experienced IBM i Application Development Manager to direct our IT team based at our main office in Anderson, California. This position is not remote and requires living in the surrounding areas. The successful applicant requires current authorization to work in the United States as Sierra Pacific does not provide a Visa sponsorship. Sierra Pacific is a family-oriented company where employees are respected, integrity is valued, and a strong work ethic is recognized and rewarded. We seek qualified IT professionals to become a valued members of our IT team that takes pride in effectively responding to business needs and directly contributing to the success of the company. About the Position Manage, motivate, and effectively supervise a team of Application Developers on the IBM i (Power Systems) platform Effectively discern user and business needs, translate those needs to actionable requirements, and communicate realistic expectations Engage with team members and end users to solicit collaboration, facilitate productivity, and clarify program intent Identify and schedule work to meet company priorities and goals Partner with other IT department managers to coordinate project activities and promote a team environment Utilize business and technology experience to solve problems and innovate diverse software solutions Provide technical support, mentorship, training, and cross-training for team members Collaborate, maintain heightened awareness, and ensure commitment to support of all security and compliance requirements and cyber response plans Effectively communicate with both technical and non-technical audiences of various levels within the Company Participate in staffing decisions Test, troubleshoot, and program as needed Qualifications Bachelor’s Degree in Software Engineering, Application Development, or related Computer Science program 3 years’ project lead or management/supervisory experience 5 years’ experience with RPG IV / ILE RPG in a business environment Demonstrated leadership, motivation, and interpersonal skills to foster positive relationships Experience in manufacturing and wood products is highly preferred Demonstrated sense of urgency and commitment to achieve efficient and accurate results Independently motivated, detail-oriented, and able to maintain focus on long-term projects Proven problem-solving and time-management skills Committed to the highest levels of integrity and ability to maintain confidentiality Why Join Our Team? Because this is more than an invitation, it's a commitment to offer opportunities for personal and professional growth to everyone! We ask people to grow with us and make the company even better. We provide an excellent benefit package including a full Health Benefits Plan (including medical, dental, and vision) with low-cost premiums, a 401(k) with Company Match, additional Retirement Contributions, and company-paid Life Insurance. How to Apply If you are qualified and would like to join our team, please send a cover letter referencing this position and a resume to: Sierra Pacific Industries Human Resources PO Box 496011 Redding, CA 96049 (866) 378-8001 or apply online and view all our career opportunities at: spi.careers Sierra Pacific is an (EOE) Equal Opportunity Employer, including those with a disability and veterans. The general wage range for this position at Sierra Pacific Industries is from $135,000 to $195,000 per year, and is dependent upon a number of factors, including, but not limited to: relevant work experience, skill, knowledge, and/or education. About Our Company Sierra Pacific Industries is a fourth-generation family-owned company based in Northern California that started in 1949 and has grown to be one of the largest lumber and millwork producers in the U.S., employing around 6,500 crew members. Sierra Pacific continues to be a company where its employees are proud to work at state-of-the-art facilities and others strive to become part of the team. We own and sustainably manage more than 2.4 million acres of timberland in California, Oregon, and Washington. Our forests are sustainably managed under a 100-year plan by Registered Professional Foresters, Wildlife Biologists, Botanists, and other professionals. We are growing forests for our future, planting over 6 million new trees every year. In Spring 2024, we planted our 300 millionth seedling on our timberlands. This milestone was decades in the making, reflecting our commitment to sustainable forest management and ensuring we have forests not just for today, but for generations to come. Sierra Pacific effectively uses nearly 100% of every piece of wood we bring to our facilities. In fact, any small amount that isn't turned into hand-crafted doors and windows, millwork, lumber, or landscaping material is actually converted into electricity in our eight biomass-fueled power plants. We are proud that all Sierra Pacific facilities follow our drug-free and tobacco-free policies. As part of our safety in the workplace policy, an offer of employment is subject to a negative drug screen result. We use E-verify to verify the social security number and work authorization of all newly hired employees. Sierra Pacific is an (EOE) Equal Opportunity Employer, including those with a disability and veterans.

@everyone Job opening: Urgently hiring three positions. First, a Chinese-English translator兼computer engineer, capable of basic computer graphics, website management, proficient in creating PPT and AI, and skilled in using various office software, responsible for daily office and administrative management. Probation period of three months at $6,000/month, salary increases to $8,000/month after probation with stock option incentives. Company provides housing; must be able to work in Florida. Second position: warehouse supervisor兼forklift driver, starting at $5,000/month, available for overseas work, must be proficient in inventory management software and handling goods shipment and receiving. Third position: electromechanical engineer, responsible for assembly and installation of electric golf carts, with knowledge of electrical repair and vehicle assembly, starting salary $7,000/month, increases to $8,000/month after probation plus equity incentives. Company provides housing. Preferably male and single. Work location: Florida. Must have work authorization. Contact: 9296267666, 6269771733. WeChat/call zxm626977173