Senior Data Visualization Developer

Role Description

The Senior Data Visualization Developer is responsible for designing and developing reports and dashboards to support self-service analytics environments for clients. This role requires strong technical skills in business intelligence tools and SQL, as well as the ability to translate business needs into effective data visualizations.

• Interact directly with client stakeholders (business or technical) to understand their data visualization needs.
• Use SQL queries to explore, analyze, and import data sources for report development.
• Work directly with clients to understand their business goals, data needs, and reporting requirements.
• Create prototypes based on stakeholder requirements to validate report/dashboard design.
• Develop and optimize reports and dashboards using tools such as Tableau and Power BI.
• Ensure data accuracy by performing quality checks on source data.
• Understand and follow best practices in data visualization, automation, and user experience.
• Participate in the cultivation of data visualization culture and community internally.
• Document and train end-users on BI deliverables to ensure long-term sustainability.

Qualifications

• 3+ years of experience developing reports and dashboards using BI tools (Tableau, Power BI, Looker, D3).
• 3+ years writing SQL queries of medium complexity.
• Strong understanding of relational database structures.
• Proven ability to present complex data in an intuitive and visually compelling manner.
• Experience in analyzing stakeholder needs and developing user-friendly visualizations.
• Detail-oriented with a strong sense of data accuracy and quality assurance.
• Ability to structure and write clear, concise documentation.
• Familiarity with relational databases (e.g., SQL, MySQL) and NoSQL databases.
• Knowledge of data warehousing concepts and cloud platforms like AWS, Google Cloud, or Azure.
• Familiarity with Agile methodologies and collaboration tools (e.g., Jira).
• Enthusiastic about learning and adopting new features within BI tools.

Benefits

• Top of industry medical, dental, and vision benefits with multiple options.
• 8 weeks of Parental Leave.
• Discounted pet insurance.
• Care.com membership with 3 back-up emergency child or elder care days annually.
• 15 days of paid vacation, 6 federal holidays, and 4 floating holidays starting day one.
• TechEleX program providing options for technology needs with hardware replacement every 3 years.
• Annual Internet Reimbursement benefit of $25 per month.
• 3 days of paid professional development every year, including an allowance for registration fees.
• Employee wellness events, HeadSpace membership, and access to TalkSpace and mental health coverage.

Company Description

Excella is a transformative technology firm that helps organizations unlock new possibilities. We believe the key to helping clients challenge the status quo and reach new heights lies in our talented people. That’s why we’re committed to developing talent and providing opportunities for career growth at every stage. Join our collaborative team dedicated to solving complex problems with sustainable solutions while building your future as a leader.

At Excella, you’re empowered to make lasting impact, turning today’s challenges into tomorrow’s mission successes. Workplace locations look different for everyone. Excellians are a distributed workforce and whether you're working from your home office or a client site, we support a flexible work/life integration regardless of your location.