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Posted May 13, 2026

**Experienced Full Stack Data Engineer – Battery Designing and Data Science**

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At arenaflex, we're pushing the boundaries of innovation and technology to create a better world for our customers. Our Battery Designing team is at the forefront of this revolution, developing cutting-edge battery solutions that pack more energy into smaller spaces than ever before. We're a multidisciplinary team that combines expertise from various fields to create a single, integrated plan. Join us, and you'll be part of a team that's constantly pushing the limits of what batteries can do and improving the product experience for our customers worldwide. **About arenaflex** arenaflex is a leading technology company that's changing the world one innovation at a time. Our commitment to innovation and excellence has made us a leader in the industry, and we're always looking for talented individuals to join our team. As a data engineer at arenaflex, you'll be part of a team that's shaping the future of battery technology and data science. **Job Summary** We're seeking an experienced full stack data engineer to join our Battery Designing team. As a data engineer, you'll be responsible for conveying data-driven insights to product and design teams across arenaflex, contributing to the development of new generations of battery innovation. You'll be an integral part of a team that's pushing the boundaries of what batteries can do and improving the product experience for our customers worldwide. **Key Responsibilities** * Convey data-driven insights to product and design teams across arenaflex, contributing to the development of new generations of battery innovation * Create organized datasets and analyses to inform design decisions, using data visualization tools and techniques to communicate complex data insights * Develop and maintain data pipelines, using ETL (Extract, Transform, Load) and ELT (Extract, Load, Transform) techniques to extract, transform, and load data from various sources * Design and implement data warehouses and data marts to support business intelligence and data analytics * Collaborate with cross-functional teams, including product, design, and engineering teams, to understand data needs and develop data delivery solutions * Work with database administrators and IT teams to ensure the proper functioning of all data pipelines and the integrity of data storage * Develop and maintain data visualizations, using tools such as Tableau, Power BI, or D3.js, to communicate complex data insights to stakeholders * Support data scientists and analysts by developing and maintaining data sources, creating data visualizations, and leading code reviews **Essential Qualifications** * Bachelor's degree in Computer Science, Data Science, or related field * 2+ years of experience in data engineering, data science, or related field * Profound knowledge of data set design and engineering * Experience with social and columnar databases (DML, DDL, projections, views, stored procedures) * Strong skills in query planning and writing efficient, cost-effective SQL statements * Experience with data pipelines (ETL, ELT) and data warehousing * Strong skills in at least one programming language (Python, Java, or related) * Experience with cloud databases (Snowflake, GCP, AWS) and distributed data sets * Experience with stream processing and messaging (Kafka, AMQP) * Experience with data visualization tools (Tableau, Power BI, D3.js) **Preferred Qualifications** * Master's degree in Computer Science, Data Science, or related field * Experience with machine learning and artificial intelligence * Experience with data science tools and techniques (scikit-learn, TensorFlow, PyTorch) * Experience with cloud computing platforms (AWS, GCP, Azure) * Experience with containerization (Docker, Kubernetes) * Experience with DevOps tools and techniques (Jenkins, GitLab CI/CD) **Skills and Competencies** * Strong analytical and problem-solving skills * Excellent communication and collaboration skills * Ability to work in a fast-paced, dynamic environment * Strong attention to detail and ability to meet deadlines * Ability to learn and adapt quickly to new technologies and tools * Strong understanding of data science concepts and techniques * Experience with data visualization tools and techniques * Strong skills in at least one programming language (Python, Java, or related) **Career Growth Opportunities and Learning Benefits** At arenaflex, we're committed to helping our employees grow and develop their careers. We offer a range of learning and development opportunities, including: * Training and development programs to help you develop new skills and knowledge * Mentorship and coaching programs to help you achieve your career goals * Opportunities to work on high-impact projects and contribute to the development of new technologies * Collaborative and dynamic work environment that encourages innovation and creativity * Recognition and rewards for outstanding performance and contributions **Work Environment and Company Culture** arenaflex is a dynamic and innovative company that's committed to creating a better world for our customers. Our company culture is built on a foundation of collaboration, innovation, and excellence. We're a team of passionate and dedicated individuals who are committed to making a difference. We offer a range of benefits and perks, including: * Comprehensive health and dental insurance * Retirement benefits and savings plans * Paid time off and holidays * Flexible work arrangements and remote work options * Access to cutting-edge technologies and tools * Opportunities to work on high-impact projects and contribute to the development of new technologies **Compensation and Perks** At arenaflex, we offer a competitive compensation package that includes: * Base salary: $20-30/hour * Bonus and commission opportunities * Stock options and equity participation * Comprehensive benefits package, including health, dental, and retirement benefits * Paid time off and holidays * Flexible work arrangements and remote work options * Access to cutting-edge technologies and tools * Opportunities to work on high-impact projects and contribute to the development of new technologies **How to Apply** If you're a motivated and talented individual who's passionate about data science and innovation, we encourage you to apply for this exciting opportunity. Please submit your resume and cover letter to [insert contact information]. We can't wait to hear from you! Apply for this job