Freelance Software Developer (Ruby) - 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: Do you thrive in building robust, scalable backend systems for the cloud? Are you passionate about designing and implementing high-performance, secure applications? If so, then this Cloud Software Engineer, Backend role might be perfect for you! In this role, you will be an important member of our engineering team, responsible for the design, development, and maintenance of our backend cloud applications. You'll collaborate with our Cloud Architects, UX/UI designers, QA teams, and key hardware personnel and you will leverage your expertise in cloud technologies and backend development to build secure, reliable, and performant systems that meet our business needs. Key Responsibilities: Research competitors, design, develop, and maintain highly scalable and reliable backend services using cloud-native technologies. Collaborate with frontend engineers and other teams to ensure seamless integration. Select and utilize appropriate cloud technologies (e.g., AWS, Azure, OCI) to build and deploy applications. Optimize backend systems for performance, scalability, and cost-efficiency. Implement robust security measures to ensure data protection and application integrity. Develop various software (e.g., Windows/Linux/Hardware Box) with the same code which is in DDD architecture. Write clean, maintainable, and well-documented code. Automate infrastructure provisioning and deployment using tools like CI/CD pipelines. Troubleshoot and debug complex backend issues. Participate in code reviews & design reviews that are related to the modules that you are responsible for. Stay up to date on the latest cloud technologies and best practices. Requirements Bachelor's degree in Computer Science, Software Engineering, or a related field. 2+ years of experience in cloud backend software development. Proven experience designing and building scalable, reliable, and secure cloud-based applications. Strong proficiency in backend programming language Java and frameworks like SpringBoot, Service Mesh. Strong proficiency in JVM, multithreading programming, performance optimization skills. Experience with a specific cloud platform (AWS, Azure, OCI). Experience with cloud-based databases (e.g., NoSQL databases such as MongoDB, relational databases). Experience with distributed middleware (e.g. Message queue, config center). Experience with containerization technologies (e.g., Docker, Kubernetes). In-depth knowledge of backend technologies (e.g., APIs, message queues). Experience with security best practices for cloud environments. Excellent communication, collaboration, and problem-solving skills. Ability to work effectively in a team environment. Preferred Qualifications: Experience with DevOps principles and practices. Experience with serverless architectures. Experience with SDN Software Controller Platform. Experience with AI Ops. Benefits Salary range: $120,000 - $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.

Overview: We are the largest full service ATM deployer in Maryland & DC area. We are looking for someone who is fairly handy and tech savvy who can repair machines, replace parts, do installs and troubleshoot problems at various locations. We will train and you will be expected to learn on the job as we did. We operate from southern PA to Northern Virginia and everywhere in between (all throughout Maryland) so there will be travel expected as part of the job. Duties: -Install new ATM's and remove ATM's from locations -Troubleshoot errors at the machine -Run communication wire and setup modems at ATM locations -Remove and replace parts -Reprogram machines We are a founder run business and you would deal directly with the owners of the company. We are always looking to grow and expand into new business environments and have consistently grown in our industry to be the largest operator in our market. Benefits: -Fuel card -Paid training -Vehicle (for full time) Brandon

Title: Hadoop developer Location : 100% Remote work Type : W2 -Contract to hire Rate : $Open / hour Requirements Job Descriptions: Hadoop Development within the database Maintaining and monitoring the Hadoop environment, addressing vulnerabilities and resolving issues in the OS Monitoring Hadoop clusters & functionality to support data migration Job Requirements: 5+ years of experience as a Hadoop Developer 2+ years of experience with Python and ETL experience Previous experience working with Hadoop deployments/migrations Prior experience working in an enterprise environment with a large number of users Previous experience with data warehouses and working with erroneous data Benefits Note: If interested please send your updated resume to elan.tamil@two95intl.com and include your salary 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 are seeking a motivated Junior Golang Developer to join our onsite team in a full-time capacity. Ideal candidates will have a solid background in software development, especially with Golang, cloud technologies, and containerization. This position offers opportunities for professional growth within a dynamic, cloud-focused environment. You will collaborate with senior engineers to help build backend services, integrate MongoDB, and enhance CI/CD workflows. Responsibilities • Collaborate with the development team to build and enhance Java-based microservices using Spring Boot • Contribute to the design and implementation of REST APIs and cloud-integrated features using AWS • Write and maintain clean, efficient, and well-documented code • Participate in daily stand-ups, sprint planning, and code reviews as part of an Agile team • Help debug and troubleshoot application issues across development and production environments • Knowledge of CI/CD pipelines and gain exposure to automated deployment processes • Learn and apply software development best practices including logging, monitoring, and code optimization Requirements 4–6 years of professional experience in software development, including at least 2 years with Golang • Strong understanding of REST API design, core data structures, and backend systems • Hands-on experience with MongoDB integration in backend services • Proficient in Docker, containerization workflows, and basic Kubernetes concepts • Working knowledge of AWS deployment strategies • Familiarity with CI/CD tools like GitLab CI and GitHub Actions • Experience with Linux shell scripting and Git • Keen to learn more about observability platforms and production monitoring Preferred Experience • Background in EV telematics, charging/payment systems, or connected car services • Experience with payment gateways such as Stripe, Zuora, or similar platforms • Interest or prior work with digital payment solutions (Apple Pay, Google Pay, or cryptocurrency) • Basic exposure to frontend frameworks like Vue.js or React.js  

We are seeking a skilled Java Developer with strong expertise in building and maintaining modern, scalable applications. The ideal candidate will have hands-on experience with Spring Boot microservices, RESTful APIs, Kafka, and AWS deployments, along with a solid foundation in CI/CD practices and production support. This role requires someone who is passionate about clean, efficient code, thrives in collaborative environments, and is eager to contribute to the development of high-performance, event-driven systems. • Develop and maintain scalable Java microservices and batch jobs using Spring Boot • Build and consume RESTful APIs, ensuring security, scalability and high performance • Implement Kafka consumers/producers for event-driven systems • Deploy, monitor, and manage services in AWS and experience with CI/CD tools • Write clean, modular code following industry best practices and standards • Assist in troubleshooting and resolving production issues in a timely manner • Strong experience with CI/CD tools, debugging tools, logging, and production support • Participate in code reviews and contribute

We are seeking a skilled Java Developer with strong expertise in building and maintaining modern, scalable applications. The ideal candidate will have hands-on experience with Spring Boot microservices, RESTful APIs, Kafka, and AWS deployments, along with a solid foundation in CI/CD practices and production support. This role requires someone who is passionate about clean, efficient code, thrives in collaborative environments, and is eager to contribute to the development of high-performance, event-driven systems. • Design and implement technical architecture for Java-based microservices using Spring Boot • Build and consume RESTful APIs, ensuring security, scalability and high performance • Implement scalable and fault-tolerant Spring Batch jobs for data processing • Collaborate with cross-functional teams in an Agile/Scrum environment • Contribute to system design and architectural discussions • Deploy and monitor cloud-native applications in AWS • Proficiency in CI/CD tools and practices (Jenkins, GitLab, Docker, etc.) • Participate in code reviews, mentor junior developers • Strong problem-solving skills, experience with monitoring tools, logging and production support • Write clean, and efficient modular code following industry best practices