Freelance Staff Engineer for Trustpair leading complex fraud detection engine projects. You'll design and innovate technical solutions in a collaborative, international team.
Responsibilities
Architect and Own: Design, architect, and own the technical vision for large-scale, distributed systems at the heart of our platform, with a focus on our complex evaluation workflows.
Lead Technical Strategy: Lead complex, cross-functional technical projects from conception to completion, ensuring alignment with product strategy and client needs.
Shape the Future: Partner with Product and Engineering leadership to build and refine the technical roadmap.
Drive Innovation: Champion a culture of innovation and continuous improvement.
Mentor and Elevate: Act as a technical mentor and force multiplier for engineers within your squad and across the organization, promoting best practices in software architecture, design, and strategic thinking.
Ensure Operational Excellence: Promote and implement best practices for observability, scalability, and performance, ensuring our core systems are reliable and efficient.
Requirements
Mission-Driven & Customer-Focused: You are passionate about solving real-world problems and are driven to connect technical solutions with customer value and business impact.
Deep Technical Expertise: You have 8 years experience with technologies in high-throughput environments, with at least 2-3 years in Ruby on Rails.
Proven Architect: You have a proven track record of architecting, building, and operating complex, large-scale systems, particularly those with asynchronous workflows and demanding workloads.
Observability Expert: You have hands-on experience implementing and leveraging observability tools (e.g., Datadog, Prometheus, Grafana) to ensure system health and performance.
DevOps & Infrastructure Acumen: You possess a strong DevOps mindset and practical experience in scaling and tuning applications on container orchestration platforms like Kubernetes.
Performance Master: You have deep expertise in performance analysis and optimization, capable of debugging bottlenecks in application code, databases (e.g., PostgreSQL), and infrastructure.
Collaborative Leader: You have excellent communication and collaboration skills, with a history of working effectively in agile teams, partnering with product management, and influencing technical direction without direct authority.
Continuous Learner: You maintain a strong technical watch on the evolving ecosystem, knowing how to identify and apply best practices from different communities to solve problems creatively.
Benefits
High-Impact Freelance Mission: Join a company with 50%+ business growth where tech is one of the core accelerators.
Shape Our Future (Scaleup Phase): We want your voice in making the critical architectural, product, and organizational decisions that will define our future.
Modern Stack & AI-Powered Engineering: Work with a clean Ruby on Rails stack, state-of-the-art DevOps, and managed tech debt.
Strong Ownership: You are an engineer with a strong voice and full accountability.
Accelerated Career Growth: Our rapid expansion creates constant and significant opportunities for career advancement, skill development, and taking on new leadership responsibilities.
Collaborative & International Team: Thrive in a diverse, cross-functional, and international environment.
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