Full Stack Application Developer

Company Description Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments. What sets us apart is our relentless pursuit of innovation. We leverage the latest advancements in cloud computing, artificial intelligence, and software-defined networking to provide our clients with a competitive edge in an increasingly interconnected world. Our solutions are designed to not only meet the current demands of the digital landscape but to also anticipate and adapt to future challenges. At Arista we value the diversity of thought and perspectives that each employee brings to the table. We believe that fostering an inclusive environment, where individuals from various backgrounds and experiences feel welcome, is essential for driving creativity and innovation. Our commitment to excellence has earned us several prestigious awards, such as Best Engineering Team, Best Company for Diversity, Compensation, and Work-Life Balance. At Arista, we take pride in our track record of success and strive to maintain the highest standards of quality and performance in everything we do. Job Description We are seeking an experienced Full Stack Application Developer to join our team. In this role, you will be a key contributor to a major architectural overhaul of our internal business intelligence environment. You will take ownership of backend services and frontend interfaces that directly influence the productivity and data visibility of our global support organization, helping us move toward a modern, high-performance tech stack. Who You’ll Work With You will join the Business Intelligence (BI) and Tools team—a collaborative group of engineers and analysts dedicated to building the engine that powers Arista’s world-class support. We act as an internal innovation hub, creating the real-time tools and data visualizations that allow our support organization to scale at a pace that matches Arista’s rapid growth. You will have a seat at the table in architectural discussions and the opportunity to own features from concept to production. What You’ll Do Core Backend Engineering: Design and maintain robust APIs utilizing Python-based backend web-development frameworks, ensuring high performance, logical problem-solving, and reliable data delivery. Full-Stack Delivery: Take ownership of developing user-facing features within React and Next.js frameworks, ensuring a secure and high-performance user experience through strong JavaScript fundamentals. Security & Compliance: Collaborating with the security team to assist with security audits, and ensure application adherence to security policies. Test Driven Development & Quality Assurance: Implement Test Driven Development (TDD) practices and participate in rigorous code reviews to catch defects early and ensure high software quality. System Migration & Data Architecture: Play a key role in transitioning platform data sources to a new centralized database architecture, rewriting backend logic to optimize data flow. DevOps & Infrastructure: Manage database architecture, code deployment, and cloud infrastructure. Utilize Docker and GitLab CI/CD to manage your code through the entire development lifecycle within a Google Cloud (GCP) environment. Tooling Optimization: Refine and improve internal TAC workflow tools to meet the requirements of a scaling organization. Stakeholder Collaboration: Proactively communicate with stakeholders to ensure mutual understanding of needs and scope of work. Qualifications Experience: 3-7 years of professional experience in full-stack web application development Education: Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field. Backend Expertise: Strong proficiency in Python-based backend web development, core software development problem-solving, and generalized API development. UI/UX Development: Deep understanding of JavaScript core principles and practical experience implementing interfaces with React, favoring familiarity with Next.js architectures. Data Expertise: Strong proficiency in relational database technologies, including schema design, performance tuning, and optimizing complex queries for large-scale data pipelines. DevOps & Infrastructure: Practical experience with deployment, containerization, and cloud infrastructure (GCP preferred). AI/LLM Experience: Experience with agentic AI development and/or Large Language Models (LLMs) is preferred. Product Mindset: The ability to translate user needs into clean, functional, and efficient code with high standards for documentation. #LI-SP1 Additional Information Arista Networks is an equal opportunity employer. Arista makes all hiring and employment-related decisions in a non-discriminatory manner without regard to race, color, religion, sex, sexual orientation, gender identity, national origin or any other factor determined to be unlawful under applicable federal, state, or law law. All your information will be kept confidential according to EEO guidelines.