Freelance Software Developer (TypeScript) - Quality Assurance (AI Trainer)

Headquartered in the United States, TP-Link Systems Inc. is a global provider of reliable networking devices and smart home products, consistently ranked as the world’s top provider of Wi-Fi devices. The company is committed to delivering innovative products that enhance people’s lives through faster, more reliable connectivity. With a commitment to excellence, TP-Link serves customers in over 170 countries and continues to grow its global footprint. We believe technology changes the world for the better! At TP-Link Systems Inc, we are committed to crafting dependable, high-performance products to connect users worldwide with the wonders of technology.  Embracing professionalism, innovation, excellence, and simplicity, we aim to assist our clients in achieving remarkable global performance and enable consumers to enjoy a seamless, effortless lifestyle.  Overview: We are seeking a skilled Senior Embedded Software Engineer to design, develop, and optimize enterprise networking products such as routers, access points and so on. In this hands-on role, you will collaborate closely with cross-functional teams to bring features from concept to completion, ensuring high standards of performance, reliability, and safety. You will be involved in every stage of the product life cycle, including development, manufacture, and maintenance and so on. Key Responsibilities: Design, develop, and maintain software systems for embedded network devices. Design and integrate network solutions into overall architecture and hardware design across multiple platforms Responsible for device driver development and maintenance, such as Flash, Wi-Fi, wired network etc. Design and development of features in the area of L2/Bridging/L3/Routing for the network devices. Implement, maintain, troubleshoot, and improve manufacturing processes, including maintaining flow charts, develop manufacture software, identify and fix issues, and make improvements and so on.  Work closely with hardware team to deliver high quality products. ·Responsible for design and development review of software systems. Responsible for identifying and fixing bugs prior to software release. Write clean, maintainable, and well-documented code. Implement software features of high quality and on schedule. Collaborate seamlessly with cross-functional teams, including designers, product managers, and QA engineers, to deliver unparalleled user experiences. Provide technical leadership, mentorship, and guidance to junior team members, fostering a collaborative and high-performing environment. Conduct meticulous code reviews and provide mentorship to junior developers, ensuring strict adherence to coding standards and industry best practices. Requirements Bachelor’s degree in computer science, Software Engineering, or a related field. Minimum of 5 years of related experience. Proficiency in embedded software programming skills with C/C++ language. Experience with embedded Linux kernel and application development. Experience with audio/video encoding, motor controls software development. Proficiency in ONVIF, RTCP, RTSP application development. Knowledge of network technology including NAT, TCP, UDP, IPv4, IPv6, HTTP etc. Experience in analyzing crash logs, stack trace, faults by utilizing basic debugging techniques Experience with version control systems (e.g., Git). Highly motivated, positive, detail oriented and responsible. Preferred Qualifications: Experience with designing and delivering storage software modules. The storage device may be a TF card, hard disk (SSD/HDD/HHD), NAS, and so on. Deep knowledge of Linux kernel internals (process scheduler, concurrency, synchronization, memory allocation, file systems). Knowledge of wireless communication protocols, e.g. 802.11a/b/g/n/ac/ax/be. Benefits Salary range: $140,000 - $200,000 Free snacks and drinks, and provided lunch on Fridays Fully paid medical, dental, and vision insurance (partial coverage for dependents) Contributions to 401k funds Bi-annual reviews, and annual pay increases Health and wellness benefits, including free gym membership Quarterly team-building events At TP-Link Systems Inc., we are continually searching for ambitious individuals who are passionate about their work. We believe that diversity fuels innovation, collaboration, and drives our entrepreneurial spirit. As a global company, we highly value diverse perspectives and are committed to cultivating an environment where all voices are heard, respected, and valued. We are dedicated to providing equal employment opportunities to all employees and applicants, and we prohibit discrimination and harassment of any kind based on race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. Beyond compliance, we strive to create a supportive and growth-oriented workplace for everyone. If you share our passion and connection to this mission, we welcome you to apply and join us in building a vibrant and inclusive team at TP-Link Systems Inc. Please, no third-party agency inquiries, and we are unable to offer visa sponsorships at this time.

Booklog is looking for a level 1 – 3 technical support individual. This position is to provide outstanding technical support for Booklog software and various interfaces along with onboarding of new customers, testing of software and training on usage of software. We’re looking for a motivated individual to be part of our committed team. We need to be the experts so our customers don’t have to. Located in Chicago’s Andersonville neighborhood; telecommuting is available. Qualifications • At least 2 years experience in technical support, preferably phone support • Experience with Microsoft Windows operating systems • Familiarity with databases and database troubleshooting • Knowledge of computer network systems • Ability to troubleshoot software problems and offer solutions by phone • Good problem solving skills with attention to detail • Strong verbal, written, interpersonal, and organizational skills • Ability to work both independently and in a team environment • Experience with SQL Server 2022, Sybase SQL applications and databases • Ability and excitement to learn new skills • A ‘think outside of the box’ mentality • Customer Service experience • Software training experience a plus • Previous experience training customers on software usage • Experience with use of peripheral devices • 10% or less travel to customer locations within the US to train and install software Benefits • Casual environment with a great group of people who love what they do • In office or telecommuting options • 100% paid health insurance • 2 weeks vacation to start • Generous 401K options • Permanent full-time. PLEASE SEND RESUME WHEN APPLYING

About Us: Headquartered in the United States, TP-Link Systems Inc. is a global provider of reliable networking devices and smart home products, consistently ranked as the world’s top provider of Wi-Fi devices. The company is committed to delivering innovative products that enhance people’s lives through faster, more reliable connectivity. With a commitment to excellence, TP-Link serves customers in over 170 countries and continues to grow its global footprint. We believe technology changes the world for the better! At TP-Link Systems Inc, we are committed to crafting dependable, high-performance products to connect users worldwide with the wonders of technology. Embracing professionalism, innovation, excellence, and simplicity, we aim to assist our clients in achieving remarkable global performance and enable consumers to enjoy a seamless, effortless lifestyle. Overview: We are seeking a Junior Embedded System Software Engineer (Smart Home) to design, develop, and optimize firmware for smart home products like Smart IP cameras, Smart Doorbells, etc. In this hands-on role, you will work closely with cross-functional teams to take features from concept to completion, ensuring high performance, reliability, and safety. You will be engaged in all stages of the development process, from chipset bring-up and SDK integration to new feature implementation. The software development work typically involves SoC chipsets running Linux and MCU subsystems operating in an RTOS environment. Key Responsibilities: Work with cross-functional teams to define system requirements and design effective solutions for smart home products. Participate in the software development process from initial design through production for TP-Link smart home devices. Write, debug, and test embedded software using C/C++ and other relevant programming languages. Bring up chip SDKs and integrate third-party features using cross-compiling techniques. Design and develop core modules such as audio/video transmission, control, connectivity, networking, and storage for smart home products. Work with Wi-Fi, Bluetooth BR/EDR/BLE protocols, and network stacks such as TCP/IP, Thread, BLE Mesh for diverse use cases. Troubleshoot and resolve complex issues in embedded systems to maintain product performance. Conduct unit tests, integration tests, and system validation. Ensure software meets performance, reliability, and security standards, including protocols to safeguard against vulnerabilities. Optimize code to meet requirements for performance, memory, and power efficiency. Produce technical documentation, including design specifications, software architecture, and user manuals. Work with external vendors and partners to integrate hardware and software components seamlessly. Adapt third-party platform SDKs and develop related use cases, such as Amazon, HomeKit, and Matter. Ensure product readiness for production by developing manufacturing tools, facilitating certifications, and providing on-site support as required. Investigate and address customer-reported issues, implementing firmware updates to enhance performance and resolve issues. Stay updated on trends in embedded systems, IoT, and connectivity protocols to continuously enhance product features and performance. Mentor and guide recent graduates, offering technical leadership and sharing best practices through code reviews and team collaboration. Requirements Required Qualifications: Bachelor's degree in computer science, Electrical Engineering, or a related field. 2+years of experience working with embedded software. Proficiency in embedded software programming using C/C++, with a strong understanding of coding best practices. Familiarity with embedded operating systems (e.g., RTOS, Linux) and real-time system design. Experience with hardware interfaces such as UART, SPI, I2C, and GPIO. Experience with network and security protocols in embedded systems (e.g., HTTP, MQTT, TLS). Understanding of software development life cycle, including version control, unit testing, and continuous integration. Strong problem-solving skills and attention to detail. Ability to work independently and within a team in a fast-paced environment. Preferred Qualifications: Experience with consumer electronics products software development, such as Smart IP cameras, Smart Doorbells, etc. Hands-on experience with SoC bring-up and integration. Knowledge of wireless communication protocols, such as Wi-Fi and BLE. Experience in video and audio encoding (AVC, HEVC, OPUS, etc) and streaming (WebRTC, RTP, RTSP, etc.) technologies. Proven experience in designing and developing core software modules. Strong communication, interpersonal, and project leadership skills. Ability to quickly adapt to new technologies and frameworks. Benefits Salary range: $100,000 - $140,000 Free snacks and drinks, and provided lunch on Fridays Fully paid medical, dental, and vision insurance (partial coverage for dependents) Contributions to 401k funds Bi-annual reviews, and annual pay increases Health and wellness benefits, including free gym membership Quarterly team-building events At TP-Link Systems Inc., we are continually searching for ambitious individuals who are passionate about their work. We believe that diversity fuels innovation, collaboration, and drives our entrepreneurial spirit. As a global company, we highly value diverse perspectives and are committed to cultivating an environment where all voices are heard, respected, and valued. We are dedicated to providing equal employment opportunities to all employees and applicants, and we prohibit discrimination and harassment of any kind based on race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. Beyond compliance, we strive to create a supportive and growth-oriented workplace for everyone. If you share our passion and connection to this mission, we welcome you to apply and join us in building a vibrant and inclusive team at TP-Link Systems Inc. Please, no third-party agency inquiries, and we are unable to offer visa sponsorships at this time.

Booklog is looking for a level 1 – 3 technical support individual. This position is to provide outstanding technical support for Booklog software and various interfaces along with onboarding of new customers, testing of software and training on usage of software. We’re looking for a motivated individual to be part of our committed team. We need to be the experts so our customers don’t have to. Located in Chicago’s Andersonville neighborhood; telecommuting is available. Qualifications • At least 2 years experience in technical support, preferably phone support • Experience with Microsoft Windows operating systems • Familiarity with databases and database troubleshooting • Knowledge of computer network systems • Ability to troubleshoot software problems and offer solutions by phone • Good problem solving skills with attention to detail • Strong verbal, written, interpersonal, and organizational skills • Ability to work both independently and in a team environment • Experience with SQL Server 2022, Sybase SQL applications and databases • Ability and excitement to learn new skills • A ‘think outside of the box’ mentality • Customer Service experience • Software training experience a plus • Previous experience training customers on software usage • Experience with use of peripheral devices • 10% or less travel to customer locations within the US to train and install software Benefits • Casual environment with a great group of people who love what they do • In office or telecommuting options • 100% paid health insurance • 2 weeks vacation to start • Generous 401K options • Permanent full-time. PLEASE SEND RESUME WHEN APPLYING

ABOUT US: Headquartered in the United States, TP-Link Systems Inc. is a global provider of reliable networking devices and smart home products, consistently ranked as the world’s top provider of Wi-Fi devices. The company is committed to delivering innovative products that enhance people’s lives through faster, more reliable connectivity. With a commitment to excellence, TP-Link serves customers in over 170 countries and continues to grow its global footprint. We believe technology changes the world for the better! At TP-Link Systems Inc, we are committed to crafting dependable, high-performance products to connect users worldwide with the wonders of technology.  Embracing professionalism, innovation, excellence, and simplicity, we aim to assist our clients in achieving remarkable global performance and enable consumers to enjoy a seamless, effortless lifestyle.  KEY RESPONSIBILITIES Develop and maintain the Big Data Platform by performing data cleansing, data warehouse modeling, and report development on large datasets. Collaborate with cross-functional teams to provide actionable insights for decision-making. Manage the operation and administration of the Big Data Platform, including system deployment, task scheduling, proactive monitoring, and alerting to ensure stability and security. Handle data collection and integration tasks, including ETL development, data de-identification, and managing data security. Provide support for other departments by processing data, writing queries, developing solutions, performing statistical analysis, and generating reports. Troubleshoot and resolve critical issues, conduct fault diagnosis, and optimize system performance. Requirements REQUIRED QUALIFICATIONS Bachelor’s degree or higher in Computer Science or a related field, with at least three years of experience maintaining a Big Data platform. Strong understanding of Big Data technologies such as Hadoop, Flink, Spark, Hive, HBase, and Airflow, with proven expertise in Big Data development and performance optimization. Familiarity with Big Data OLAP tools like Kylin, Impala, and ClickHouse, as well as experience in data warehouse design, data modeling, and report generation. Proficiency in Linux development environments and Python programming. Excellent communication, collaboration, and teamwork skills, with a proactive attitude and a strong sense of responsibility. PREFERRED QUALIFICAITONS Experience with cloud-based deployments, particularly AWS EMR, with familiarity in other cloud platforms being a plus. Proficiency in additional languages such as Java or Scala is a plus. Benefits Salary Range: $150,000 - $180,000 Free snacks and drinks, and provided lunch on Fridays Fully paid medical, dental, and vision insurance (partial coverage for dependents) Contributions to 401k funds Bi-annual reviews, and annual pay increases Health and wellness benefits, including free gym membership Quarterly team-building events At TP-Link Systems Inc., we are continually searching for ambitious individuals who are passionate about their work. We believe that diversity fuels innovation, collaboration, and drives our entrepreneurial spirit. As a global company, we highly value diverse perspectives and are committed to cultivating an environment where all voices are heard, respected, and valued. We are dedicated to providing equal employment opportunities to all employees and applicants, and we prohibit discrimination and harassment of any kind based on race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. Beyond compliance, we strive to create a supportive and growth-oriented workplace for everyone. If you share our passion and connection to this mission, we welcome you to apply and join us in building a vibrant and inclusive team at TP-Link Systems Inc. Please, no third-party agency inquiries, and we are unable to offer visa sponsorships at this time.

Fully onsite, temp to perm, ASAP start date. Pay is BOE 48-85 per hour • 30% Network Operations and Security Management: Responsible for the daily operations, maintenance, and troubleshooting of the branch’s network. Monitor and analyze network performance, respond promptly to and resolve operational issues and incidents. Perform fault diagnosis and resolution for various types of network failures; create and manage support tickets with third-party vendors for any type of network performance degradation or system issue. Conduct regular and ad-hoc health checks to identify and eliminate risks, ensuring the overall health of the network environment. Coordinate with maintenance vendors for hardware repair and replacement. Responsible for network-related disaster recovery activities, including drills, testing, and documentation. • 25% Network Architecture Optimization and Technical Standards Development: Design and optimize network architecture by incorporating industry best practices and aligning with headquarters’ technical standards. Continuously improve the network architecture and evaluate emerging technologies for potential adoption. Revise and refine network management technical standards in accordance with HQ requirements and local business needs. • 20% Network Asset Management: Maintain and update network topology diagrams, as well as asset records for network devices and leased lines. Manage VLANs, IP addresses, DNS, and domain environments. Responsible for network configuration management and firewall port administration. Implement lifecycle management for network devices, including procurement and replacement. Handle equipment installation, placement, cabling, labeling, power supply, stacking, and routine inspections. • 10% Network Version and Patch Management: Responsible for the installation, configuration, patching, and maintenance of network infrastructure supporting the headquarters and branch data centers. Coordinate planned network upgrades with HQ departments and third parties. Perform firmware updates for network and security devices to ensure they remain on the latest versions. • 5% Network Business and Financial Management: Liaise with network vendors and participate in budgeting, procurement, contracting, invoice review, and payment processes for network-related services, ensuring service quality, cost control, and compliance. Collaborate with the Information Security Office and Risk Management Department to oversee vendor management and monitor their adherence to service level agreements (SLAs). • 5% Collaboration and Support: Work closely with other technical teams to complete network-related tasks. Provide network support and guidance to other IT staff, promoting knowledge sharing and continuous improvement. • 5% Other Duties: Perform additional related responsibilities as assigned. Requirements • College graduate with specialization in Computer Science, Information Technology, Computer Engineering or a related discipline or equivalent experience or equivalent combination of education and experience. • 3 years of satisfactory, progressive experience in network administration in a business environment incorporating switch, router and firewall configuration, network monitoring, and experience utilizing network management tools to that are acceptable to the management of the Information technology Department. Knowledge of network topology, understanding of LANS, VPN, Wi-Fi, etc. is required. • Fluent in English and Chinese. SPECIFICATIONS: • Strong knowledge in network administration, cyber security, IT operation, inventory and patch management, incident response, and etc.; • Must be able to prioritize work and multitask in a fast-paced environment. • Require participation in periodic network devices updates outside of normal business hours and respond to network-related operation issues and incidents in a timely manner. • Communication regarding work matters with the headquarters is allowed outside of regular working hours. • Have strong written and oral communication skills in English and oral communication in Mandarin. Self-motivated and with strong responsibility. • Holding professional certifications of CCNA, CCNP or CISSP is a good plus.