Freelance Software Developer (Ruby) - AI Trainer

Sunlighten is on the lookout for a Senior Software Engineer to help us build digital tools that support healthier lives! In this role, you will be responsible for designing, developing, testing, and maintaining cutting-edge web applications using React/Next.js/Node.js. You’ll work closely with a collaborative, cross-functional team to deliver high-quality, user-friendly solutions that support both our customers and internal teams. This is an exciting opportunity to contribute to innovative projects in a mission-driven environment where wellness and technology go hand-in-hand. At Sunlighten, we're not just about infrared saunas—we’re on a mission to improve lives through innovative health and wellness solutions. As a global leader in infrared sauna therapy, we are expanding rapidly and need an enthusiastic Senior Software Engineer with a solutions-oriented mindset to keep Sunlighten on this incredible trajectory. Celebrating 25 years of innovation, Sunlighten has grown from its Kansas City roots to establish a global footprint, including expansion into the UK. With the global wellness market projected to reach $7 trillion in 2026, we are proud to be part of this dynamic and holistic shift. Sunlighten prioritizes helping individuals unlock the transformative benefits of infrared saunas for a healthier, more balanced life. We have the lofty yet simple promise to help people feel better and do more of what they love. It’s what drives us every day.   Duties/Responsibilities:  Develop responsive, user-friendly, and visually appealing web interfaces using React. Collaborate with design and back-end developers to ensure seamless integration and functionality. Write clean, maintainable, and efficient code following best practices and coding standards. Optimize application performance by improving load times, reducing memory usage, and enhancing scalability. Debug and resolve issues in the application during deployment or in response to user feedback. Stay up to date with new tools, technologies, and frameworks to stay competitive. Participate in design reviews and pair programming sessions to ensure consistency across teams. Work on feature branches to implement new features while maintaining existing functionality. Requirements 5 Years of Development Experience in React 5 Years of Agile Development Experience Computer Science Degree or equivalent experience Strong proficiency in React development (e.g., React, TypeScript, or Next.js). Familiarity with modern web technologies such as HTML5, CSS3, and JavaScript frameworks. Exceptional problem-solving skills and attention to detail. Ability to work independently and as part of a team. Excellent communication and collaboration skills. Strong understanding of version control systems (e.g., Git) for code management. Benefits Hybrid Work Schedule: Enjoy the flexibility of working remotely part of the week. Competitive Paid Time Off Policy + Paid Holidays + Floating Holidays Fully Equipped Fitness Center On-Site Free Lunch Program featuring a James-Beard Award Winning Chef Health (HSA & FSA Options), Dental, and Vision Insurance 401(k) with company contributions Profit Sharing Life and Short-Term Disability Insurance Professional Development and Tuition Reimbursement Associate Discounts on Saunas, Spa Products and Day Spa Services Sunlighten provides equal employment opportunity. Discrimination of any type will not be tolerated. Sunlighten is an Equal Opportunity / Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability, protected veteran status or any other characteristic protected by state, federal, or local law.

Northstrat is seeking a senior developer with experience architecting and implementing technical solutions using modern software development practices and technologies. This is a new project with greenfield development! Your responsibilities will include architecting and implementing microservice solutions for complex problems and mentoring junior developers. You will write code using Test Driven Development that complies with our projects high code quality standards.  The ideal candidate leads by example and encourages a collaborative team-solutioning environment. This role demands a self-starter who can take vaguely defined tasks and works with the team to deliver high-quality solutions.  Java, Spring Framework, Spring Boot  Web frameworks – Angular, React, VUE  Databases - PostgreSQL, MySQL, MongoDB, Redis  Amazon Web Services (AWS) - EC2, Lambda, SNS, SQS, CloudFormation  Message Bus – RabbitMQ, ActiveMQ, Kafka  Automated testing tools - Mockito, JUnit, Cypress, Jest, etc.  Source code management tools - Git, GitLab, Bamboo  Containerization  and Deployment – Docker, Helm, Kubernetes  CI/CD DevSecOps pipeline tools - Jenkins, Git, Gitlab, Bamboo, BitBucket, SonarQube, Fortify  Issue and Ticket Tracking - Jira and Confluence    TypeScript  CSS  Groovy  Puppet  Requirements Must have an active TS/SCI with CI poly to qualify for this position Bachelor’s Degree in STEM field or related experience   Experience: 15+ years of relevant experience.  Must be available to work in-person in Sterling, VA or Aurora, CO   Strong Java skills, including JEE and REST web services.  Experience with Oracle, MySQL, or Postgres.  Proficiency in at least one modern programming language such as Java.  Proficiency with Linux development including command line  Experience with Java microservice application and interface design and development.  Understanding of Agile practices  Current Security+ (or similar) certification or willingness to obtain   Preferred Qualifications  Experience developing microservices using Spring Boot and the Spring Framework  Experience working with scalable and distributed message bus such as Apache Kafka  Experience applying DevOps best practices and leveraging tools such as Git, Jenkins, and Docker  Experience developing secure RESTful web services integrating Identity Management tools such as Keycloak and LDAP  Ability to work with container orchestration systems such as Kubernetes, Docker, and Helm  Knowledge of in-memory storage solutions (Redis) as well as AWS S3-compliant object stores  Experience applying DevOps best practices in day-to-day software development  Experience with Continuous Integration and Automated Testing using tools like Jenkins/Hudson, Cypress, JUnit, etc.  Knowledge of Java Instrumentation and Performance Monitoring.  Understanding of server virtualization using VMWare.  Web development skills in HTML5, JavaScript, Flash, JSP, GWT, or other frameworks.    Benefits Work/Life Balance Northstrat values true work life balance. We offer power of choice benefits designed to best meet the needs of you and your lifestyle. Our benefits programs are designed to support and encourage wellness, healthy living, retirement investment, and lifetime learning. Pay Range There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. We also offer competitive compensation, benefits, and professional development opportunities. Please refer to our Benefits section for additional details.   Flex Time Northstrat does not mandate specific working hours. Although project requirements may dictate schedules, a Northstrat employee is only required to work an average of 8 hours per weekday over the course of a month. For example: John worked 12 hours on June 1st to meet a project deadline. On June 15th, John only worked 4 hours because he left early for a long weekend. John’s IBA was not debited for time off because flex time allowed him to carry over those 4 hours from June 1st. Individual Benefits Account (IBA) To attract and retain the highest quality staff, Northstrat provides a unique and versatile benefits package, the Individual Benefit Account (IBA), which places the power of choice in the hands of our greatest asset – the employee. The purpose of the IBA is to provide attractive benefits to all full-time employees of Northstrat on a flexible basis that enables each covered employee to select a package that best suits his or her needs. Whether those needs are paid time off, medical expenses, prescription drug expenses, cash disbursement, or a combination of any of these, the IBA provides flexibility to help you meet your specific goals. The IBA can be used for such things as: IBA Benefits accrue each month in the amount equivalent to 50% of the employee’s monthly compensation rate. That is, the effective dollar amount of this accrual is in addition to an employee’s salary. Profit Sharing Plan (PSP) The PSP is a qualified retirement plan that Northstrat funds quarterly on the employee’s behalf through the IBA in the amount equivalent to 25% (up to the IRS contribution limit) of the employee’s compensation. That is, of the 50% accrual in the IBA, half of the amount accrued is applied to the PSP. Stock Options Because Northstrat is an employee-owned company, all new employees are offered stock options. Employees have the opportunity to receive additional stock options based on accomplishment of individual performance goals. Stock owners elect the Board of Directors and are directly impacted by the success of the company. Lifelong Learning Our culture promotes and nurtures a growth environment. We hire and scale rapidly to meet the needs of our partner customers. Through periodic company sponsored training events, and the ability to use IBA funds for reimbursement of work-related education expenses you will have the opportunity to continually grow your skills and abilities. Bring Your True Self We embrace diversity and encourage inclusion. We support employee led interest groups and challenge our employees to support others and be their best self. We are so true to our beliefs that we offer employee referral incentives. When you like it here, your friends and family will too! Northstrat is an Equal Opportunity Employer We are committed to fostering an inclusive, diverse workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, disability, veteran status or other legally protected status.

Experience: 5 Years The Georgia Department of Human Services (DHS), Office of Information Technology (OIT), is seeking a qualified candidate for the temporary contractor staffing position of Angular Developer in Atlanta, Georgia. Angular Developer is responsible for building and maintaining dynamic web applications using the Angular framework and making sure the applications are ADA compliant. Responsibilities include the integration and design of new application systems and/or life-cycle enhancement to existing complex multi-platform (Java/.Net) Department of Human Services Systems. Responsible for determining the scope of the assigned project(s) by assessing requirements from business and technical/network personnel. Should develop complex features and UI components using Angular. Work with REST APIs, error handling and authentication. Work will include integration planning, analysis across multiple technical platforms across DHS to include both global system design and detailed program design for complex processes or interfaces, review of database design of new data structures, and suggested modifications to existing data structures. Effectively documents and teaches the structure and function of the new application and/or enhancements resulting from the assigned project(s) to other Web Application Managers and senior technical personnel to ensure that the new systems or enhancements operate smooth within DHS’s OIT environment. Qualifications: Bachelor’s degree in Computer Science or equivalent. 3 years of experience web development experience which includes the programming/ development of ADA compliance web applications. 3 years of Team lead experience is desirable to apply for the job. 3 years of experience with Java/J2EE, ASP .Net core. 3 years of experience of web development experience which includes the programming/ development of web applications. Experience with JSP (Java Server Pages), HTML, .Net, IIS Java Script, Java Servlets, XML, SQL, Oracle, Java/.Net Project Build & Deployment.  Experience leading large and small application development teams. Experience integrating applications and designing and developing web services and frameworks; extensive front and back-end experience required.

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:  As a staff embedded software engineer at TP-Link. You will be responsible for enhancing the residential device platform, which will be deployed to more than 100 million devices, creating an extensive network/IoT ecosystem for end users and ISP operators. Leveraging your expertise in embedded systems, you’ll play a key role in building an exceptional ecosystem.  In this role, you’ll design, implement, and optimize embedded software features, while developing white box testing code on platforms like Linux, PRPL, RDK, and OpenWrt. You’ll collaborate closely with cross-functional teams, including hardware engineers, product managers, and cloud services teams, to ensure seamless integration and optimal performance of the residential ecosystem. Additionally, you’ll develop and execute testing strategies to validate the robustness of your code, ensuring high quality and reliability in production environments.  Key Responsibilities:  Lead the design and architecture of complex internet gateway software.  Design, develop, execute and maintain automated software test suites for the purpose of verifying quality.  Write high-quality, efficient, and maintainable code in C or C++ for embedded systems, following best practices in software development.  Deliver high-quality code, comprehensive test cases, and clear design documentation.  Implement and enhance coding standards within the team, ensuring adherence to best practices in code quality, modularity, and reusability.  Implement continuous improvements and best practices, focusing on resource consumption optimization and network forwarding performance.  Participate actively in code reviews, providing constructive feedback to peers and mentoring junior engineers on software development best practices.  Work closely with product teams and engineers to deliver features end-to-end.  Analyze competitors and build strategies to address market challenges.  Handle customer feedback and resolve issues effectively.  Stay up to date with the latest industry standards and technologies.  Requirements Bachelor's degree in computer science, Computer Engineering, Electrical Engineering, or equivalent experience.  10+ years of experience with embedded software.  Strong understanding of computer architecture, network protocols, and related algorithms.  Proven experience in platform design and solving kernel-level crash problems.  Proven track record in identifying system bottlenecks and optimizing performance (CPU, memory, and network efficiency).  Experience in developing and executing white box tests for embedded systems.  Proficiency in C or C++ programming.  Deep knowledge of embedded systems.  Passion for learning and exploring new technologies and methodologies.    Preferred Qualifications:  Experience with the development prpl, rdk platform, with a strong understanding of their architectures and ecosystems.  Proficiency in debugging tools and methodologies for embedded systems, especially in performance optimization and crash diagnostics.  Experience working with large-scale deployments of embedded systems, particularly in networking or telecommunications environments.  Knowledge of wireless communication standards (Wi-Fi, Zigbee, etc.) and IoT protocols (MQTT).  Strong communication and interpersonal skills, with the ability to work effectively in cross-functional teams and present complex technical concepts to non-technical stakeholders.  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.

Title: Full Stack Web Developer Location: Phoenix, AZ Position: Full time Salary: $Open Description:- • BS or MS degree in computer science, computer engineering (preferred) • Java, Web development work experience • Demonstrated experience in Agile development, application design, software development, and testing • Expertise with Java/J2EE, and Spring • Expertise with HTML/XHTML, CSS, AJAX, JavaScript Frameworks such as REACT/Redux • Expertise with building RESTful APIs • Expertise in objected oriented analysis and design across a variety of platforms • Thorough understanding of XML, JSON, Web Service technologies, and data structure fundamentals • Experience with adaptive and responsive development techniques • Aptitude for learning and applying programming concepts • Ability to effectively communicate with internal and external business partners • Experience with a broad range of software languages and payments technologies is a plus. 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!

Job Summary: We are seeking a highly skilled Lead Java Full Stack Developer to design, develop, and maintain robust, scalable web applications. The ideal candidate has a passion for problem-solving, a deep understanding of modern web technologies, and expertise in both front-end and back-end development. This role involves working closely with cross-functional teams to deliver high-quality solutions and drive innovation in a collaborative Agile environment. Key Responsibilities: Application Development: Design and implement end-to-end features, including back-end services and front-end user interfaces. Requirement Gathering: Collaborate with product owners, business analysts, and stakeholders to gather and analyze requirements. Back-End Development: Develop RESTful APIs, microservices, and database schemas using Java, Spring Boot, and related frameworks. Front-End Development: Create dynamic, responsive, and user-friendly web interfaces using Angular/React/Vue.js, HTML5, CSS3, and JavaScript. Code Quality: Write clean, maintainable, and efficient code, adhering to best practices and coding standards. Testing and Debugging: Conduct unit testing, integration testing, and performance optimization to ensure application reliability and performance. Collaboration: Work in an Agile/Scrum environment, participating in sprint planning, stand-ups, and retrospectives. Documentation: Maintain comprehensive technical documentation for developed features and systems. Continuous Improvement: Keep up-to-date with the latest technologies and contribute to team knowledge-sharing and innovation initiatives. Required Skills and Experience: Back-End Skills: Strong experience in Java (8 or later) and frameworks such as Spring/Spring Boot. Proficiency in developing RESTful APIs and microservices. Experience with relational databases (e.g., MySQL, PostgreSQL, or Oracle) and NoSQL databases (e.g., MongoDB, Cassandra). Front-End Skills: Proficiency in modern JavaScript frameworks/libraries such as Angular, React, or Vue.js. Strong knowledge of HTML5, CSS3, and responsive web design. Experience with state management libraries (e.g., Redux, NgRx). Tools & Technologies: Familiarity with build tools such as Maven, Gradle, or Webpack. Proficient in version control systems like Git. Knowledge of CI/CD pipelines and DevOps practices (e.g., Jenkins, Docker, Kubernetes). Other Skills: Experience in cloud platforms like AWS, Azure, or Google Cloud Platform. Familiarity with Agile development methodologies and tools (e.g., Jira, Confluence). Strong understanding of object-oriented programming and design patterns. Qualifications: Bachelor’s degree in Computer Science, Engineering, or related fields. 5+ years of experience as a Java Full Stack Developer or similar roles. Strong problem-solving and debugging skills. Excellent communication and collaboration abilities. Preferred Skills: Knowledge of GraphQL and WebSockets. Experience with mobile app development or Progressive Web Apps (PWAs).