Senior Full-Stack Engineer

Summary

Join Liferaft as a Full-Stack Engineer and play a key role in enhancing our open-source data collection capabilities. This hybrid or fully remote (Canada, Eastern/Atlantic time zones) position involves close collaboration with engineering leadership and product teams. You will design, implement, and maintain scalable backend services, data pipelines, and event-driven systems. Your responsibilities include integrating with third-party APIs, optimizing database architectures (MySQL, Elasticsearch), and contributing to front-end development (React). You will also work with cross-functional teams to translate requirements into functional product features and participate in code reviews and process improvements. This role requires a strong background in backend development and experience with various technologies.

Requirements

• At least 5 years of professional experience with modern programming languages such as Python, or PHP, with a strong emphasis on third-party API integration (REST, GraphQL, OAuth)
• 5+ years of experience working with MySQL, including expertise in schema design, query optimization, and data modeling for high-performance applications
• 3+ years of hands-on experience with Elasticsearch or similar full-text search technologies, including index tuning and query DSL usage
• Experience working with both structured (e.g., SQL, JSON) and unstructured data (e.g., HTML, PDFs, social content)
• Experience implementing or maintaining messaging/event-driven solutions using technologies such as Kafka or RabbitMQ

Responsibilities

• Design, implement, and maintain scalable backend services that integrate with a wide range of third-party APIs, handling real-time and batch data ingestion from diverse public sources
• Develop and optimize data pipelines and database architectures using MySQL and Elasticsearch to ensure accurate, high-performance access to structured and unstructured intelligence data
• Build and maintain event-driven systems using technologies like Kafka or RabbitMQ to support asynchronous processing and resilient workflows
• Contribute to front-end development efforts using modern JavaScript frameworks (e.g., React), ensuring seamless user experiences and integration with backend systems
• Work closely with product, data, and design teams to translate user and business requirements into functional, reliable, and secure product features
• Participate in code reviews, architectural discussions, and process improvements to maintain a high standard of engineering quality
• Stay up to date with emerging technologies and bring forward ideas to improve our platform's scalability, performance, and reliability
• Collaborate with engineering leadership to help shape the technical direction of the OSINT platform in alignment with Liferaft’s mission and customer needs

Preferred Qualifications

• Familiarity with front-end frameworks like React or Vue.js is an asset
• Comfortable with API-driven front-end development and working across the full stack when necessary
• Demonstrated ability to work cross-functionally with data, product, and infrastructure teams to deliver reliable, scalable solutions
• Strong critical thinking skills with a track record of solving complex engineering challenges creatively
• Self-motivated with a passion for continuous learning and staying current with new technologies and frameworks

Benefits

• Competitive compensation plan & benefits
• Investment in personal and professional growth
• Remote work/office space with flexible hours
• Flexible time off – Take a minimum of 15 days/year with no cap beyond!
• $750 Yearly Lifestyle Subsidy