Senior Backend Software Engineer - Ad Cloud Serving Services

About Appier Appier is a leading software-as-a-service (SaaS) firm leveraging artificial intelligence (AI) to enhance business decision-making. Established in 2012 with the goal of democratizing AI, Appier’s mission focuses on converting AI capabilities into tangible returns on investment by making software more intelligent. With 17 offices across the Asia-P…

About Appier Appier is a leading software-as-a-service (SaaS) company that harnesses the power of artificial intelligence (AI) to transform business decision-making. Established in 2012, our vision is to democratize AI, and our mission is to convert AI capabilities into tangible ROI by enhancing software intelligence. With 17 offices strategically located across the APAC region, Europe, and the United States, we are proudly listed on the Tokyo Stock Exchange (Ticker: 4180). For further details, visit www.appier.com. About the Role We are seeking a seasoned Data Engineer to spearhead the development and scalability of our data infrastructure. You will engage with mission-critical systems that drive our data-centric decision-making processes, designing resilient pipelines and optimizing distributed platforms for handling extensive datasets.

About Appier Founded in 2012, Appier is a leading software-as-a-service (SaaS) company dedicated to leveraging artificial intelligence (AI) to enhance business decision-making processes. Our mission is to democratize AI, transforming it into tangible returns on investment for our clients through intelligent software solutions. With 17 offices spanning across the Asia-Pacific, Europe, and the United States, we are publicly traded on the Tokyo Stock Exchange (Ticker: 4180). Discover more about us at www.appier.com. About the Role As a Senior Software Engineer specializing in Data Backend, you will play a pivotal role in developing critical components that power our advanced solutions, which utilize proprietary deep learning and machine learning technologies. Your expertise will help businesses transform data into actionable insights and informed decisions. Key Responsibilities Architect, develop, and maintain robust RESTful APIs using Python. Design and manage comprehensive data warehouses utilizing ClickHouse, Trino/Presto, and Pinot. Build and optimize data pipelines using Apache Airflow and Apache Spark. Collaborate with cross-functional teams to create automation tools that enhance operational efficiency. Implement cutting-edge monitoring and alerting systems to ensure system performance and stability. Respond to application queries promptly and effectively, ensuring client satisfaction. Leverage cloud platforms like AWS and GCP for data operation optimization. Utilize Kubernetes (k8s) for efficient container orchestration and application deployment. About You [Minimum Qualifications] Bachelor's or Master's degree in Computer Science or a related field. 5+ years of experience in developing and managing large-scale distributed systems or applications. Proficient in Kubernetes development and experienced with Linux/Unix environments. Experience in managing data lakes or data warehouses. Strong understanding of data structures and algorithms on Big Data platforms. Ability to operate effectively and autonomously in a dynamic environment. Adept at multitasking and thriving in a fast-paced team setting. Passionate about leveraging technology to make a significant impact and a self-driven learner. [Preferred Qualifications] Experience working with ClickHouse and related data technologies.

About Appier Appier is a pioneering software-as-a-service (SaaS) company that harnesses the power of artificial intelligence (AI) to enhance business decision-making processes. Established in 2012 with the mission to democratize AI, Appier is dedicated to transforming AI into tangible ROI by creating intelligent software solutions. With 17 offices across the APAC region, Europe, and the U.S., Appier is publicly traded on the Tokyo Stock Exchange (Ticker number: 4180). For more details, visit www.appier.com. About the Ad Cloud Bidding TeamThe Ad Cloud Bidding Team leads the charge in delivering AI-driven advertising solutions. Our focus is on developing high-throughput, low-latency systems that optimize Return On Ad Spend (ROAS) and maximize client campaign ROI globally. We adeptly manage budget allocations across premium, high-intent inventories, processing billions of requests each day with millisecond accuracy. As a Senior Software Engineer, you will leverage advanced C++ technologies to construct a robust and scalable infrastructure that underpins our AI decision-making engines in a dynamic, data-centric setting where performance is critical. About the RoleAs a Senior Backend Engineer with a dedicated focus on service operations, you will play a key role in maintaining and optimizing our large-scale distributed systems. Your expertise will ensure our backend services operate reliably and efficiently through automation, monitoring, and effective incident management. Responsibilities Oversee system deployment, configuration, and release pipelines. Design and manage automated deployment pipelines to facilitate seamless and dependable releases. Implement monitoring, alerting, and disaster recovery strategies. Diagnose production incidents and execute root cause analysis. Participate in on-call rotations and lead incident response efforts when necessary. Continuously assess and integrate new tools or technologies to enhance operational workflows.

About Appier Appier is a pioneering software-as-a-service (SaaS) organization leveraging artificial intelligence (AI) to enhance business decision-making. Established in 2012 with a commitment to democratizing AI, Appier's mission is to convert AI into tangible ROI by infusing intelligence into software. With 17 offices across the Asia-Pacific, Europe, and the United States, Appier is publicly traded on the Tokyo Stock Exchange (Ticker: 4180). For further details, visit www.appier.com. About the Ad Cloud Bidding TeamThe Ad Cloud Bidding Team spearheads Appier's AI-powered advertising solutions. We craft high-throughput, low-latency systems that enhance ROAS (Return On Ad Spend) and optimize campaign ROI for clients globally. Our services efficiently allocate budgets across premium, high-intent inventories, processing billions of requests daily with millisecond precision. As part of our team, you will harness advanced C++ technologies to develop a robust and scalable infrastructure essential for our AI decision-making engines in a dynamic, data-driven environment where performance is critical. About the RoleAs a Staff Software Engineer (Ad Cloud Bidding) at Appier, you will be instrumental in designing and constructing scalable and high-performance backend architectures. You will take ownership of the technical roadmap for significant projects or services and oversee service operations to ensure reliability, availability, and efficient deployment of large-scale distributed systems. Responsibilities Design large-scale backend systems and distributed services. Contribute to technical roadmap and planning efforts. Collaborate with cross-functional teams to deliver robust, high-performance systems. Troubleshoot production issues and engage in root cause analysis. Ensure high reliability through best practices in service operation, monitoring, and deployment. Participate in on-call rotations and lead incident response as necessary.

Key Responsibilities: 1. Backend Development and Optimization• Design and implement high-performance backend components, services, and libraries using C/C++/Python.• Create modular and reusable software libraries with well-documented APIs.• Enhance memory efficiency, CPU performance, and application responsiveness through advanced debugging and profiling.• Develop multi-threaded and asynchronous applications leveraging POSIX threads, Boost, or similar libraries.2. System Design and Architecture• Architect and construct scalable, distributed backend systems tailored to complex business needs.• Engage in low-latency systems, implementing efficient networking protocols like TCP, UDP, and custom protocols.• Contribute to the design of RESTful or binary APIs, ensuring secure and efficient inter-component communication.3. Embedded and System-Level Programming• Write and optimize system-level code for Linux environments with a focus on performance and reliability.• Develop applications for hardware interfaces, including bootloaders, drivers, and kernel.• Manage memory, inter-process communication (IPC), and shared resources in constrained environments.4. Performance Tuning and Debugging• Conduct low-level profiling and performance tuning of applications using tools like perf, VTune, gprof, or Cachegrind.• Optimize memory management employing custom allocators, object pooling, and stack memory utilization.• Utilize advanced debugging techniques, such as core dumps, stack traces, and hardware breakpoints.• Identify and resolve bottlenecks in CPU-bound, memory-bound, or I/O-bound processes.• Fine-tune compiler settings and devise efficient algorithms for optimal performance.• Debug intricate issues in production systems using gdb and strace.5. Networking and Protocol Development• Develop efficient networking protocols and manage socket programming for server applications.• Implement and troubleshoot networking layers, including SSL/TLS, WebSocket, and HTTP/2.• Create custom communication protocols for specific applications, such as real-time streaming or IoT.• Optimize networking stacks through socket programming, zero-copy mechanisms, and protocol offloading.• Collaborate on the design of custom communication protocols for real-time or distributed systems.• Familiarity with Layer2 802.1Q, VLAN, bridging, spanning tree, LLDP, LACP protocols.• Knowledge of Layer3 Router, Firewall, ACL protocols.• Understanding of 802.11 wireless protocols.6. Testing and Quality Assurance• Write comprehensive unit tests using frameworks like Google Test (gtest) or Catch2.• Conduct system-level testing to ensure reliability in production environments.• Implement continuous integration pipelines for automated testing and deployment of C/C++/Python codebases.

About Us: Nitra is dedicated to revolutionizing the healthcare system through cutting-edge technology. Our mission is to create a comprehensive ecosystem of fintech and software solutions that empower healthcare professionals to enhance their practice management, enabling them to focus on what truly matters.We operate with a sense of urgency, intensity, and ambition. The expectations are high because the potential for impact is enormous. We seek excellence, ownership, and intellectual rigor from every team member. Our pace is rapid, our decisions bold, and we hold ourselves accountable for our outcomes. We believe that the foundation of great companies lies in trust and respect, where every voice is valued and every contribution matters. Together, we celebrate our victories.As we rapidly scale, we are on a promising trajectory toward becoming a unicorn this year—and beyond. Our growth is intentional, driven by disciplined execution and a relentless focus on our goals. We are building a category-defining company and invite individuals who seek to make a meaningful impact in their careers to join us.This is not a place for those seeking comfort.But if you desire impact, ownership, and the opportunity to contribute to the creation of a generational fintech company, we welcome you.Nitra's founders are experienced entrepreneurs who have scaled companies to thousands of customers and achieved successful exits worth over $1B. Our team is composed of talented professionals from esteemed organizations including American Express, Citi, PayPal, Capsule, Plaid, Bloomberg, Meta, Facebook, and Mastercard. Backed by top-tier venture capitalists like Andreessen Horowitz and NEA, our advisory board includes co-founders from Square and Xendit and former executives from Intuit.Position Overview:We are seeking a skilled Backend Engineer with a background in Fintech or marketplaces. In this pivotal role, you will help drive our mission to deliver superior financial solutions to millions of businesses in the United States. We are looking for high-achieving, goal-oriented individuals who can help Nitra execute an ambitious roadmap of innovative banking and SaaS products.***Note: You must be based in Taipei for this role.Nitra operates a hybrid work policy, with team members working in the office four days a week and designated work-from-home days on Wednesdays.

Join Binance, the world's leading blockchain ecosystem and the largest cryptocurrency exchange, where we empower over 300 million users in more than 100 countries. Our commitment to industry-leading security, transparency, and unparalleled liquidity creates a robust platform for our diverse digital asset offerings, ranging from trading and finance to education, research, payments, and innovative Web3 features. We harness the potential of blockchain technology to foster a more inclusive financial ecosystem, advancing the freedom of money and enhancing financial access globally.As a Senior Data Scientist at Binance, you'll harness extensive datasets (PB-level scalability) and advanced machine learning infrastructures to innovate data products that serve millions of cryptocurrency users. Collaborating with an exceptional team of engineers, data analysts, and product managers, you’ll define and develop impactful solutions, algorithms, and features driven by cutting-edge technology and rich data insights. To thrive in this role, you should be a quick learner with exceptional machine learning expertise and a proven track record of translating data insights into business impact. Strong communication skills are essential, as you will engage with cross-functional teams to address diverse data needs. This is an incredible opportunity to deepen your machine learning and data science knowledge while making significant contributions to the transformative world of blockchain and cryptocurrency.We are experiencing rapid growth and have multiple openings available, with a variety of exciting projects underway, including: - Analyzing user behavior and patterns for KYC, Anti-Money Laundering, and automated anomaly detection to enhance user safety and services.- Conducting blockchain-based data analysis to derive insights, predictions, and recommendations.- Developing personalized recommendation systems utilizing our vast datasets.

About OptiSignsOptiSigns is a rapidly growing cloud-based platform that empowers digital signage for over 30,000 businesses across 100 countries, managing more than 190,000 active screens globally. Established in Houston, Texas in 2016, we are now aggressively expanding into Asia and Europe, transforming ordinary screens into dynamic communication tools. Our engineering team in Vietnam plays a pivotal role in this expansion.Why This Role?This is not your conventional architect position. We seek a hands-on technical leader to join our engineering hub in Ho Chi Minh City, Vietnam, who will take ownership of platform scalability at a real-world scale, managing:Over 100 million database recordsTerabyte-scale customer dataRapidly increasing global trafficYour role will be crucial in ensuring that our systems scale reliably, allowing our team to deploy faster as we grow.Key ResponsibilitiesDesign and scale backend systems that manage massive datasets and handle high concurrencyOversee performance, reliability, and scalability across the platformOptimize databases, data pipelines, caching layers, and backend servicesProactively identify and resolve bottlenecks before they affect customersMentor and develop a high-performing engineering team in Ho Chi Minh CityCollaborate with leadership on long-term technical strategy and roadmapQualifications10+ years of experience in backend and systems engineeringDemonstrated ability to scale systems to handle over 100 million records and terabyte-scale dataIn-depth knowledge of distributed systems, high-availability architecture, and performance optimizationStrong database expertise (PostgreSQL, MySQL, NoSQL, Redis)Extensive cloud experienceProficient in Node.js and TypeScript (experience with NestJS or Express is a plus)Familiarity with modern backend patterns, data pipelines, and real-time systemsExcellent English communication and mentoring skillsExperience leading or mentoring junior engineers (5-6) is essentialBenefits of Joining OptiSignsImpactful role in shaping the architecture of a globally utilized product (190,000+ screens)Real-world scaling challenges with significant business implicationsHigh visibility and substantial influence over technical directionOpportunity to build and lead an expanding engineering team in VietnamFull relocation support from Taiwan with no financial burden

Etched is hiring a Failure Analysis Engineer specializing in Electrical Engineering at its Taipei location. This position centers on identifying and resolving complex electrical failures, supporting the reliability and advancement of the company's technologies. Role overview This role focuses on investigating electrical issues, analyzing root causes, and working toward effective solutions. The work directly impacts product innovation and performance. What you will do Diagnose electrical failures in products or systems Analyze data to uncover root causes Contribute to technical improvements and reliability efforts Location This position is based in Taipei.

Join our dynamic team at Rotork plc as a Sales Engineer based in Taipei. In this role, you will collaborate with clients and internal teams to deliver innovative solutions within the water and power sectors. You will be instrumental in understanding customer requirements, providing technical support, and fostering strong relationships with stakeholders.

Join AECOM as a Water Engineer!We are looking for a dedicated Water Engineer to support our Water team in delivering innovative solutions for water and wastewater treatment, reclamation, and desalination projects. This role involves working collaboratively with team members on various projects, ensuring seamless execution of proposals and contracts.Support the Water team by providing technical solutions and commercial strategies to meet client needs.Handle incoming inquiries with professionalism and efficiency, analyzing client requirements to develop tailored proposals for AECOM services.Provide engineering and technical support to both internal and external clients.Participate in management activities aimed at fulfilling client requirements and achieving business objectives.Other responsibilities as assigned.

About EtchedEtched is pioneering the development of the world’s first AI inference system tailored specifically for transformers, achieving performance levels that exceed 10x that of conventional solutions and significantly lowering both cost and latency compared to existing models. Our innovative ASICs empower the creation of revolutionary products, including real-time video generation models and advanced deep reasoning agents. Supported by substantial investments from premier investors and driven by a team of top-tier engineers, Etched is transforming the foundational infrastructure of the rapidly evolving AI industry.Job SummaryWe are seeking a skilled Factory Manufacturing Engineer to join our team in Taiwan. In this role, you will be responsible for overseeing daily manufacturing operations at our L10 contract manufacturer. Your primary objective will be to ensure the alignment of materials, processes, and personnel to meet production schedules, yield, and quality standards.As the execution lead, you will drive build readiness, identify and manage bottlenecks, escalate issues when necessary, and maintain real-time visibility into factory performance. This hands-on position is ideal for individuals who thrive in dynamic, high-volume production environments and enjoy collaborating closely with contract manufacturing teams to achieve outstanding results.Key ResponsibilitiesProcess Development & OptimizationDesign and implement effective processes to convert raw materials into high-quality finished products.Create and refine assembly instructions, tooling, jigs, and fixtures to ensure product consistency and quality.Continuously improve manufacturing processes to minimize cycle times, waste, and costs using lean manufacturing and Six Sigma methodologies.Equipment & ToolingSelect, design, or modify production equipment and machinery to optimize performance.Ensure that all machinery is configured for maximum efficiency and minimal downtime.Maintain and enhance tooling to uphold strict tolerances and high-quality output.Quality & ReliabilityCollaborate closely with quality engineers to track defect rates and investigate root causes of failures.Implement error-proofing techniques to enhance product reliability.Validate processes to ensure compliance with product specifications and quality standards.

Canonical, a foremost innovator in open source software and operating systems, delivers transformative solutions to global enterprises and technology markets. Our flagship platform, Ubuntu, serves as the backbone for pioneering enterprise initiatives, including public cloud computing, data science, artificial intelligence, engineering advancements, and the Internet of Things (IoT). We proudly support leading public cloud providers, silicon manufacturers, and industry titans across diverse sectors. As a trailblazer in global distributed collaboration, our team comprises over 1,200 members across 80+ countries, with minimal office-based roles. Teams convene two to four times annually in captivating locations worldwide to synchronize on strategy and execution.Being founder-led, profitable, and on a growth trajectory, we are on the lookout for a Director of Engineering, Devices Software Development. This pivotal role will spearhead the strategy and execution of our next-generation Ubuntu hardware enablement quality. Collaborating closely with engineering leaders from Ubuntu Enablement and Certification, this function is integral to our mission of redefining Linux certification and ensuring unparalleled long-term OS stability across PC, server, and IoT hardware.We believe that exceptional Engineering Directors are not only outstanding engineers but also champions of teamwork and collaboration. They should feel at ease reviewing patches and software design specifications, demonstrating trust in their ability to foster a collective effort that produces remarkable products. While their own coding contributions are valuable, their primary impact lies in their capacity to guide the team’s vision, focus, and delivery. We cultivate management skills and provide training for engineers keen on developing their soft skills into managerial capabilities. Although this is a director-level position overseeing managers, we anticipate our Engineering Directors to be exemplary system software engineers, confidently leading by example across their teams. You will be instrumental in driving testing and benchmarking processes, enhancing clarity around quality and performance expectations, while setting high standards for work ethic, consistency, focus, and continuous learning.In this role, you will lead the strategy for the team responsible for quality coordination and integration testing of our software stacks with hardware. We seek a quality authority capable of establishing robust quality processes from the ground up. The ideal candidate will possess a deep understanding of contemporary PC and ARM IoT hardware, along with a passion for the emerging RISC-V hardware. Familiarity with the board and device product lifecycle, as well as knowledge of tools and methodologies for introducing new products, will be essential. You will collaborate with cross-functional teams to ensure seamless integration and quality assurance.

Join our dynamic team as a Mechanical Engineer in Taipei, where you will play a pivotal role in designing and testing innovative mechanical systems. Your expertise will help us maintain our reputation for excellence in engineering and testing services.

OnLogic Inc. is seeking a Regulatory Engineer in Taipei or New Taipei City, Taiwan. This position ensures that technology products meet all necessary international standards and regulations. Role overview The Regulatory Engineer works with teams across the company to interpret and apply regulatory requirements. The role involves preparing detailed documentation and supporting products as they move through certification processes. What you will do Assess and interpret relevant international standards for technology products Collaborate with cross-functional teams to address compliance needs Prepare and maintain regulatory documentation Guide products through certification and regulatory approval steps

About EtchedAt Etched, we are pioneering the first AI inference system specifically designed for transformer architectures, achieving over 10x greater performance and significantly reduced cost and latency compared to traditional solutions like the B200. Our custom ASICs empower the creation of innovative products, including real-time video generation models and advanced reasoning agents capable of deep and parallel thought processes. Supported by substantial investments from leading venture capitalists and staffed by top engineering talent, we are transforming the foundational infrastructure for one of the fastest-growing industries today.Job SummaryWe are seeking a skilled PCB Design for Manufacturing (DFM) Engineer to facilitate collaboration between our hardware design teams and PCB fabrication partners. In this role, you will ensure that our intricate board designs are manufacturable, overseeing DFM reviews, material choices, and stackup configurations to align design objectives with fabrication capabilities. Your work will involve high-layer-count boards, advanced materials, and precise tolerances in accelerator and power delivery applications. This position requires close collaboration with hardware design teams located in the US, fabrication vendors, and manufacturing operations.Key ResponsibilitiesLead PCB DFM initiatives by reviewing designs in relation to fabrication vendor capabilities and resolving manufacturability challenges.Engage directly with PCB fabrication partners to assess stackup alternatives, lamination structures, material selections, and process limitations.Evaluate and qualify new PCB materials and constructions necessary for next-generation designs, assessing vendor readiness and associated risks.Effectively communicate fabrication constraints and DFM insights to our US hardware design teams, highlighting trade-offs early to minimize design revisions.Ensure consistency between design specifications (impedance, layer counts, via structures, tolerances) and the manufacturing capabilities of our vendors.Support New Product Introduction (NPI) builds by coordinating with fabrication vendors regarding prototype and pilot lot execution, yield feedback, and process enhancements.You may be a good fit if you have (Must-have qualifications)Over 5 years of experience in PCB fabrication engineering, DFM, or PCB process engineering.Extensive knowledge of high-layer-count PCB fabrication, including lamination cycles, sub-laminations, sequential builds, and HDI processes.

About Us: At Nitra, we are on a mission to revolutionize the healthcare industry by creating a more efficient system powered by innovative technology. Our vision is to offer a suite of fintech and software solutions that empower healthcare professionals to manage their practices effectively, allowing them to concentrate on what truly matters.We operate with a strong sense of urgency, ambition, and intensity. Our standards are high because we recognize the enormous potential before us. We expect excellence, ownership, and intellectual rigor from every team member. We act swiftly, make courageous decisions, and hold ourselves accountable for achieving results. Simultaneously, we believe that the foundation of a great company is built on trust and respect, where every voice is valued and every contribution matters. Together, we celebrate our victories.Our rapid growth is intentional and strategically planned as we aim to become a unicorn this year and beyond. This trajectory is a result of disciplined execution and a relentless focus on our goals, supported by a team that is committed to excellence. We are creating a category-defining enterprise and are looking for individuals who aspire to undertake the most significant work of their careers.If you seek comfort, this may not be the right fit for you.However, if you desire to make a meaningful impact, take ownership, and contribute to building a generational fintech company, we welcome you.Nitra has been founded by experienced unicorn founders who have successfully scaled businesses to thousands of customers and achieved over $1 billion in public offerings. Our ambitious and skilled team hails from prestigious organizations including American Express, Citi, PayPal, Capsule, Plaid, Bloomberg, Meta, Facebook, and Mastercard. We are backed by leading venture capital firms such as Andreessen Horowitz and NEA, and supported by a distinguished group of advisors including the co-founders of Square and Xendit, executives from Intuit, former government officials, and senior White House staffers.Nitra embraces a hybrid work policy where team members are expected to work from the office four days a week, with Wednesdays designated for remote work.

Join SonicWall as a Senior Manufacturing Test Engineer, where you will play a pivotal role in ensuring the quality and performance of our cutting-edge cybersecurity solutions. In this position, you will design, develop, and execute comprehensive test plans, while collaborating closely with cross-functional teams to troubleshoot and resolve complex issues. Your expertise will help drive innovation and maintain the high standards our customers expect. If you have a passion for technology and a commitment to excellence, we want to hear from you!

Waymo is at the forefront of autonomous driving technology, committed to becoming the world's most reliable driver. Originating from the Google Self-Driving Car Project in 2009, Waymo has dedicated itself to developing the Waymo Driver—The World’s Most Experienced Driver™—to enhance mobility access while preventing countless traffic-related fatalities. With over ten million rider-only trips and extensive experience driving over 100 million miles on public roads, the Waymo Driver exemplifies our commitment to safety and innovation.Our Hardware Engineering team is a dynamic and collaborative group comprising electrical, mechanical, reliability, software, and vehicle engineers. We design, construct, and refine the essential products that serve as the sensory systems for Waymo's autonomous driving technology, integrating them seamlessly into various vehicle platforms. We are on the lookout for inquisitive and skilled individuals to join us in our mission to advance mobility technology.This position follows an on-site work schedule and reports directly to the Hardware Engineering Manager.