Senior Full Stack Engineer – Activation Squad

This is a fully remote position, open to applicants in Spain.

📋 Description

• Collaborate across the technology stack to develop efficient APIs, services, and front-end experiences utilizing Python and React/TypeScript.

• Construct and integrate Bark's marketing technology framework by linking third-party platforms with internal services.

• Work closely with the Marketing team to pinpoint automation possibilities.

• Design and deploy AI-driven internal tools that minimize manual tasks and expedite campaigns.

• Assess the impact of tools through metrics such as adoption rates, efficiency improvements, reduced manual workload, and overall business value.

• Apply responsible AI methodologies, encompassing cost management, safeguarding of sensitive data, and human oversight of AI-generated customer interactions.

• Collaborate with product managers, designers, and Marketing to transition ideas from concept to production.

• Suggest and implement enhancements to the codebase and system architecture.

• Mentor and assist fellow engineers while advocating for best practices.

• Analyze new AI tools and frameworks, recommend suitable solutions, and promote their adoption through documentation, reusable patterns, and training.

• Enhance internal processes and stakeholder collaboration.

⛳️ Requirements

• Must reside in Spain.

• Over 4 years of experience working with Python in a production setting.

• More than 4 years of recent experience with React.

• Ideally a balanced skillset with a 50/50 front-end and back-end focus; open to a 30/70 distribution in either direction.

• Experience in developing scalable, high-performance web applications.

• Hands-on experience with MySQL in production and strong SQL proficiency.

• Familiarity with NoSQL databases.

• Proven experience in building, maintaining, testing, and documenting APIs for both internal and external developers.

• Excellent organizational skills.

• Capability to meet objectives in a highly innovative and fast-paced environment.

• Strong communication abilities.

• Comfortable using AI-assisted development tools like Claude Code and Cursor.

• A genuine interest in marketing and automation challenges, with a quick learning aptitude in this domain.

• Preferred: experience in building or integrating MarTech stacks, including CRM, CDP, email/marketing automation, analytics, or advertising platforms.

• Preferred: experience in creating AI-driven tools in production utilizing LLM APIs, agents, or workflow automation.

• Preferred: knowledge of AWS, SQS or RabbitMQ, SNS or Kafka.

• Preferred: experience with Elasticsearch, DynamoDB, or similar data storage solutions.

• Preferred: familiarity with cloud monitoring tools such as Datadog.

🏝️ Benefits

• Fully remote work option available within Spain.

• Opportunity for significant ownership and accountability during Bark's marketplace transformation.

• Chance to influence commercial strategy, technology choices, and overall architecture.

• Opportunities for mentoring and knowledge-sharing.

• An inclusive environment that emphasizes diversity, equity, inclusion, and belonging.

• Opportunities to contribute to a globally diverse workforce.

• Financial stability and growth resources from a PE-backed company.