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Fullstack Engineer
Job Description
Key Responsibilities
- Develop and maintain server-side APIs, database schemas, and business logic layers to support complex enterprise workflows and automations.
- Build robust data integration pipelines and ETL processes to synchronize data across multiple business systems, ensuring consistency and accuracy.
- Lead automation initiatives through backend services, scheduled jobs, and event-driven architectures to eliminate manual processes and improve operational efficiency.
- Optimize database queries and implement caching strategies to enhance system performance and scalability.
- Research and integrate AI/ML capabilities into backend systems to enable intelligent automation and enhanced decision-making.
- Create technical documentation for APIs, data models, system architecture, and integration patterns.
- Monitor system performance, troubleshoot backend issues, and implement proactive solutions to maintain high availability.
- Fundamental understanding of frontend technologies and ability to build basic UIs when needed (HTML, CSS, JavaScript fundamentals).
- Design and implement backend APIs and connect them to frontend interfaces, ensuring seamless data flow and optimal user experience.
Minimum Qualifications
- Bachelor's degree in Computer Science, Software Engineering, or a related field.
- Active usage of AI coding assistants (GitHub Copilot, Cursor, ChatGPT, Claude, etc.) with demonstrated ability to leverage these tools for faster, higher-quality development.
- Strong experience in backend development with a focus on API design and database management.
- Familiarity with React or modern frontend frameworks for building internal dashboards and admin interfaces.
- Proficiency in server-side languages (Node.js, Python, Java, or similar).
- Deep understanding of RESTful API design, GraphQL, and microservices architecture.
- Experience with relational databases (PostgreSQL, MySQL) and query optimization.
- Strong knowledge of API integration patterns, webhooks, message queues, and event-driven systems.
- Moderate verbal and written English communication skills.
Preferred Qualifications
- Experience building AI/LLM features into production applications (OpenAI API, Anthropic API, etc.).
- Experience with cloud platforms (AWS, GCP, Azure) and serverless architectures.
- Knowledge of Redis, ElasticSearch, or other caching/search technologies.
- Experience with Docker, Kubernetes, CI/CD pipelines, and infrastructure as code.
- Familiarity with authentication/authorization systems (OAuth, JWT, SSO).
- Understanding of data security, encryption, and compliance requirements.
Interview process
Interview Process
1. Take-Home Assignment
2. Screening
3. Technical Interview
4. Final Interview
About us
Our History
Launched in 2010, Cirrus LED was built on the idea of creating a better, more cost-effective way of engineering and manufacturing high-quality, cutting-edge modular display systems for outdoor digital signage. Today, we continue to seek new and innovative ways to develop simpler products and services that are, not only adaptable and evolve with any business, but also maintain our commitment to quality and affordability.
Our Mission
At Cirrus LED, we believe in the power of innovation. We believe that every business and organization should be able to easily create engaging on-premise digital marketing experiences that accelerate growth without “breaking the bank”. That is why we strive to develop and deliver revolutionary products and easy-to-use solutions that are captivating, affordable, and evolve with any business big or small.
Who We ARE
We are a dedicated team of engineers, sales, creatives, and service folks building the world’s best on-premise marketing tools. We believe in keeping things simple (in the most advanced ways) and remain focused on our belief that there is always room to improve on what we did the day before.
Located in Portsmouth, New Hampshire, our high-tech manufacturing headquarters is equipped with one of the most advanced robotic assembly lines in the world. We are committed to investing in talent so we can deliver cost-effective products and solutions that outperform the competition. Recognized by the International Sign Association for Innovation and Excellence, our team has the passion to deliver the most advanced on-premise digital marketing technology in the world.