Senior/Lead Full Stack Engineer (NodeJS+React)

We are seeking a highly skilled Principal Software Engineer with extensive experience in Linux-based systems software design, security concepts, development, and testing. The ideal candidate will be responsible for implementing new cyber security features, developing implementation guidance for cyber security controls, and conducting research and development of novel cyber security concepts. Key/Primary Responsibilities • Develop cyber security software for Toyota products. • Operate with minimal oversight to define requirements with stakeholders and design the implementation of new features. • Investigate cyber security controls of processors and microcontrollers and develop Proof-of-Concepts and implementation guidance to suppliers. • Perform research and development of novel cyber security features. • Work with the open-source community to expand cyber security capabilities of existing projects and share new projects that are broadly useful outside of Toyota. • Develop software in accordance with team coding guidelines and industry standards including MISRA, SEI CERT, and AUTOSAR. • Collaborate with CICD teams to add new capabilities to the build and release pipeline and customize pipeline for new projects. • Collaborate with test teams to define testing strategies and assist in automated test development. • Lead internal testing team and provide guidance when regular leadership is unavailable. • Mentor junior and mid-level engineers in software development best practices and provide guidance in their design, implementation, and testing tasks. • Conduct root cause analysis of defects and lead initiatives to improve product quality and testing processes. • Work with a wide range of stakeholders to align on deliverable expectations, deployment timelines, and testing issues. • Facilitate team meetings, including sprint planning, retrospectives, and daily stand-ups, to ensure effective communication and collaboration. • Stay current with industry trends and best practices in embedded systems development, and advocate for their integration into the team’s processes. Requirements 10+ years of experience in embedded systems software development, with a focus on both hardware and software components. Strong understanding of embedded programming languages (e.g., C, C++) and real-time operating systems (RTOS). Experience developing embedded Linux systems, including Linux driver development, BSP integration and customization with tools such as Yocto, and board bring-up. Experience with testing tools and frameworks and developing automated tests. Knowledge of communication protocols (e.g., I2C, SPI, UART) and hardware interfaces. Excellent problem-solving skills and attention to detail. Strong leadership and communication skills, with the ability to motivate and guide team members.     Added Bonus: ·       Experience with embedded security features such as secure boot, TrustZone development, filesystem encryption, etc. ·       Experience developing in compliance with safety and security standards such as MISRA, SEI CERT, and AUTOSAR. ·       OSCP, SANS/GIAC, CISSP, or other related/equivalent certifications. ·       Experience with compliance regulations/laws, security frameworks and standards (e.g., ISO/SAE 21434, NIST, HIPAA, ISO, COBIT, OWASP, ITIL, etc.).   Experience with one or more of the following industries: law enforcement, defense, intelligence community, automotive, manufacturing, software,   Bachelor’s degree or higher, in Computer Science, Engineering or related discipline, or equivalent professional experience   Fluent in Japanese (reading, writing, speaking) for business and technical discussions. 

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 an experienced Senior Application Engineer to join us! In our team, you can always stay at the forefront of technology, have access to and learn about the latest generation of networking technologies worldwide. Together with other outstanding engineers in the team, you will create reliable, stable, and high-speed network access products for users, provide user-friendly and convenient smart home solutions, and bring convenience to the lives of millions of users worldwide! Responsibilities: End-to-end Solution testing for a given Customer requirement or customer topology. Deal with customers, understanding their requirements, and ensuring customer satisfaction throughout the project lifecycle. Work on customer issues, troubleshoot, reproduce in house and track to the closure. Explore new applications in the hospitality industry, such as MDU/UC/POS/Hotel, etc. In-depth analysis of RMA products with common problems. Requirements Bachelor’s degree in computer science, electronic engineering, or a related field. At least 5 years of experience in network products developing or Level 3 technical support Thorough comprehension of fundamental networking protocols, including TCP, STP, ARP, Ethernet, OSPF, etc. Fundamental understanding of and hands-on experience with network technologies including firewalls, content filters, routing/switching, VLANs, 802.11a/b/g/n/ac/ax wireless networks. Strong problem analysis and solving skills. Familiar with network protocol layers and how to use network analyzers such as WireShark, EtherReal, OmniPeek. Excellent communication skills and teamwork spirit, able to effectively collaborate with different teams. Additional Skills (Preferred): Experience with Python, TCL-TK, Java scripting. CCNA, CCNP, CCIE, CWNA & other network certification. Familiar with L3 switches or OLT products. Benefits Salary range: $150,000 - $240,000 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.

Job Description: Responsibilities 1. Frontend Architecture & Development Design and develop scalable, maintainable, and reusable React components. Implement TypeScript best practices for strongly typed applications. Architect efficient and optimized state management using Redux, Zustand, or Context API. Improve application performance with techniques such as code splitting, lazy loading, memoization, and virtualized lists. Ensure responsive and accessible UI using modern CSS methodologies (CSS-in-JS, Tailwind, Styled Components). 2. Test Automation & Quality Assurance Develop and maintain automated testing frameworks using Playwright and Cypress. Ensure comprehensive unit, integration, and end-to-end testing coverage. Build test strategies for cross-browser and cross-device compatibility. Implement strategies to reduce flakiness in test automation and maintain stability over time. Work closely with backend and DevOps teams to integrate tests into CI/CD pipelines."

API Kong Engineer Location: Phoenix, AZ (Hybrid – 3-5 days/week from office) Duration: 12 months Experience:8+Years   Job Description: We are seeking a skilled API Developer / Integration Engineer who is proficient in managing and optimizing APIs using KONG Gateway. As part of our team, you will be responsible for designing, developing, and deploying API solutions that enhance our platform’s functionality and performance. Responsibilities: Design and implement scalable API solutions using KONG Gateway. Collaborate with cross-functional teams to gather and understand integration requirements. Develop custom plugins and middleware to extend KONG Gateway functionalities. Optimize API performance and security through monitoring, tuning, and troubleshooting. Implement API management best practices including versioning, documentation, and access control. Integrate APIs with various backend systems and databases. Ensure high availability and reliability of APIs by implementing robust failover and redundancy strategies. Stay updated with the latest industry trends and advancements in API management and integration. Requirements: Proven experience in designing and developing APIs using KONG Gateway. Strong understanding of RESTful API design principles and best practices. Proficiency in programming languages such as Python, Node.js, or Java. Experience with containerization technologies like Docker and orchestration tools such as Kubernetes. Familiarity with API security standards (OAuth, JWT, SSL/TLS). Ability to troubleshoot complex API issues and performance bottlenecks. Excellent communication skills and the ability to collaborate effectively with team members. Proven experience as a Kong API expert or similar role. Strong knowledge of API design and development principles. Proficiency in Kong API gateway configuration and management. Experience with Kong plugins, Lua, and Kong Enterprise features. Familiarity with RESTful APIs, OAuth, JWT, and other API security protocols. Knowledge of containerization and orchestration tools (e.g., Docker, Kubernetes) is a plus. Strong troubleshooting and problem-solving skills.   Preferred Skills: Experience with other API gateways (e.g., Apigee, AWS API Gateway) is an advantage. Knowledge of cloud platforms (e.g., AWS, Azure, GCP).Experience with DevOps practices and CI/CD pipelines. Familiarity with logging and monitoring tools (e.g., ELK stack, Prometheus). Preferred Qualifications: KONG Certified Developer or Administrator. Experience with other API gateways and management platforms. Knowledge of microservices architecture and design patterns.  

Title: Full-stack Software Developer Location: McLean, VA Rate: $Open/ Hr 2+ year contract Openings: 4 Description:- • Master’s or Minor in Computer Science • 5 years of experience developing front end technologies: Angular JS, Node JS, JavaScript, Typescript, HTML 5, or CSS • Experience with Protractor, Karma, or Jasmine • Experience in Application Development using one of modern languages: Java, JEE, Spring, Go, or Lua • Experience in one of Cloud technologies: AWS, Azure, OpenStack, Docker, Ansible, Chef or Terraform • Experience developing RESTful APIs, developing UNIX and Shell Scripts • Experience in Testing frameworks and Quality Assurance technologies: ATDD, Selenium, Cucumber, JUnit, and SoapUI • Experience in Container orchestration frameworks: Kubernetes, Docker Swarm, or Amazon ECS • Experience with Artifactory, Nexus and GitHub • Certified in Java, Spring or AWS technologies. Note: If interested please send your updated resume to Gowri.Sankar@two95intl.com and include your Rate requirement along with your contact details with a suitable time when we can reach you. If you know of anyone in your sphere of contacts, who would be a perfect match for this job then, we would appreciate if you can forward this posting to them with a copy to us. We look forward to hearing from you at the earliest! Requirements Note: If interested please send your updated resume to Gowri.Sankar@two95intl.com and include your Rate requirement along with your contact details with a suitable time when we can reach you. If you know of anyone in your sphere of contacts, who would be a perfect match for this job then, we would appreciate if you can forward this posting to them with a copy to us. We look forward to hearing from you at the earliest!

We’re seeking a highly skilled AI Engineer. Our client within the technology space is offering innovative projects that solve real-world problems with AI. This role will provide opportunities to work with cutting-edge technologies and deliver impactful AI solutions. Key Responsibilities: Develop, train, and deploy machine learning (ML) and deep learning models to solve industry-specific challenges. Design scalable data pipelines and preprocess datasets for training and inference. Collaborate with cross-functional teams to integrate AI models into existing systems. Research and implement state-of-the-art algorithms for areas like NLP, computer vision, predictive analytics, and generative AI. Conduct error analysis and improve models to address bias, fairness, and explainability. Document technical processes and results, ensuring knowledge sharing within teams. What We’re Looking For: Technical Skills: Proficiency in programming languages like Python, R, or Java. Hands-on experience with AI frameworks such as TensorFlow, PyTorch, or scikit-learn. Strong knowledge of data preprocessing, feature engineering, and model evaluation metrics. Expertise in at least one domain: Natural Language Processing (NLP) Computer Vision Reinforcement Learning Generative AI (e.g., GPT, Stable Diffusion) Familiarity with cloud platforms (e.g., AWS, Google Cloud, Azure) for model deployment. Strong grasp of mathematics and statistics (e.g., linear algebra, probability, optimization). Soft Skills: Ability to explain complex AI concepts to non-technical stakeholders. Strong problem-solving and critical-thinking skills. Passion for continuous learning and staying updated with the latest AI trends. Requirements Preferred Qualifications: Bachelor's or Master’s degree in Computer Science, Artificial Intelligence, Data Science, or a related field. Industry certifications in AI/ML (e.g., AWS AI/ML Certification, Coursera AI Specializations). Previous experience in sectors like healthcare, finance, retail, or autonomous systems is a plus. Benefits Exposure to international markets and the opportunity to work with a diverse team Flexible remote working arrangements Innovative environment At Substance, we’re all about action, not just talk. If your profile aligns with what we need, you’ll hear from us within 1-2 weeks. If not, no fluff—just know we value your interest and will keep you in mind for future roles where your skills can make an impact. We focus on real connections and meaningful matches, so when the right opportunity comes, we’ll be ready to make it happen. Getsubstance.co Pte. Ltd. | EA License No: 24C2398