Full Stack Software Engineer

Are you ready to revolutionize the advertising industry?
At Cognitiv, we are not just another AdTech company—we are industry trailblazers redefining media buying with our Deep Learning Advertising Platform. Since 2015, we have harnessed the power of cutting-edge deep learning technology and data science to transform how brands connect with their customers. Our mission? To bring intelligence to advertising and deliver unparalleled precision, relevance, and impact at scale.
With our innovative platform, advertisers enjoy unprecedented flexibility—whether it is activating Dynamic Deals through their preferred DSP, leveraging our managed service DSP, or utilizing our industry-first ContextGPT product. As a part of Cognitiv, you will be at the forefront of AI-driven advertising solutions, driving change and achieving remarkable growth in a rapidly evolving industry.
Now, we’re growing—and looking for a Full Stack Software Engineer to join our team!

What You Will Do

• Own special projects from C-suite: Build executive-facing dashboards, analytics interfaces, proof-of-concepts, and internal tools that support strategic business decisions (2-3 week turnarounds)
• Lead full-stack development: Architect and develop features across our React/Redux/TypeScript front-end and .NET/C# backend
• Modernize legacy systems: Refactor aging front-end code to improve performance, maintainability, and user experience
• Collaborate cross-functionally: Partner with product, design, backend engineers, and business stakeholders to scope, plan, and deliver impactful features
• Own the full lifecycle: Take projects from initial requirements through architecture, development, testing, deployment, and monitoring
• Balance dual priorities: Context-switch effectively between rapid special projects and disciplined platform development

Tech Stack

• Front-End: React 18, Redux Toolkit, TypeScript | Modern JavaScript (ES6+), HTML5, CSS3 | Chart.js, D3.js for data visualization| NPM, component libraries
• Back-End:.NET 6+ / C# | PostgreSQL |REST API design
• Infrastructure: AWS (Amplify, S3, Lambda, CloudFront, EC2) | Docker| GitHub Actions (CI/CD) | Datadog (monitoring)| ClickHouse (analytics)

Who You Are

• Bachelor's degree in Computer Science, Engineering, or related technical field
• 2+ years building production-grade applications with React, Redux, and TypeScript
• Experience with backend systems: Working knowledge of .NET/C# and PostgreSQL (or similar relational databases)
• Strong full-stack fundamentals: Modern JavaScript, front-end architecture, state management, API design, database modeling
• Self-directed and autonomous: Proven ability to work independently, manage competing priorities, and thrive in fast-paced environments with ambiguity
• Excellent communication skills: Can translate between technical and business stakeholders, present to executives, and gather requirements diplomatically
• Bias toward action: Ship MVPs quickly while maintaining code quality; pragmatic about trade-offs between speed and perfection

Bonus Points If You Have

• Familiarity with data visualization libraries (D3.js, Chart.js, Recharts
• React Native or mobile development experience
• AWS experience (Amplify, Lambda, S3, CloudFront)
• Exposure to CI/CD pipelines, Docker, or infrastructure-as-code (Terraform)
• Background in AdTech, MarTech, or AI/ML product development
• Contributions to open-source projects or published NPM packages
• Understanding of ClickHouse, Redshift, or other OLAP databases
• Experience working directly with C-suite or senior leadership

What You’ll Find at Cognitiv

• Festiv – We make work fun with cross-team games, events, and creative team bonding.
• Responsiv – You’ll be close to clients and leadership, influencing real outcomes.
• Inclusiv – Diversity and individuality are celebrated across all levels.
• Inventiv – We reward curiosity and embrace bold ideas.
• Transformativ – We support your growth with training, mentorship, and flexibility.
• Collaborativ – We operate across coasts, connected by purpose and teamwork.

Location & Compensation

• Location: Bellevue (hybrid: 3 days in-office, 2 days remote)
• Salary: $140,000-$170,000 Base Salary + Equity

Compensation is based on experience, skills, and other factors. Base salary is just one part of your total rewards at Cognitiv—you’ll also receive equity and a comprehensive benefits package.
Highlights include:
• Medical, dental & vision coverage (some plans 100% employer-paid)
• 12 weeks paid parental leave
• Unlimited PTO + Work-From-Anywhere August
• Career development with clear advancement paths
• Equity for all employees
• Hybrid work model & daily team lunch
• Health & wellness stipend + cell phone reimbursement
• 401(k) with employer match
• Parking (CA & WA offices) & pre-tax commuter benefits
• Employee Assistance Program
• Comprehensive onboarding (Cognitiv University)
• …and more!

Cognitiv is proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive workplace for all.