Senior Engineer

Summary

Join Certn, a fast-growing global technology company revolutionizing background screening, as a Senior Engineer. You will design, build, and maintain scalable software solutions for Certn’s core platform. As a senior team member, you will drive technical decisions, ensure code quality, mentor junior developers, and collaborate with cross-functional partners. Responsibilities include software development, codebase maintenance, mentorship and leadership, and staying ahead of technological advancements. The ideal candidate possesses proven SaaS experience, database and API expertise, cloud and deployment know-how, and excellent communication skills. Certn offers a comprehensive benefits package including paid vacation, health benefits, a fully remote setup with allowance, and professional development opportunities.

Requirements

• Proven SaaS Experience: Demonstrated success delivering high-quality SaaS software in an Agile environment, with strong proficiency in multiple languages and frameworks
• Database & API Expertise: Deep understanding of relational databases schema design, optimization, and performance tuning. Fluent in REST API design, authentication, and authorization best practices
• Cloud & Deployment Know-How: Experience deploying, configuring, and troubleshooting applications on AWS or Azure in enterprise settings
• Collaborative Communication: Excellent verbal/written communication—comfortable participating in client calls to provide technical expertise when needed

Responsibilities

• Software Development: Collaborate with cross-functional teams to deliver customer-facing solutions. Own code quality, test coverage, observability, and documentation—from high-level architecture down to sequence diagrams. Take charge of high-priority bug fixes and unblock customers with rapid triage and resolution
• Codebase Maintenance: Refactor legacy code, squash technical debt, and optimize performance. Participate in a shared on-call rotation to support critical services and ensure platform reliability during and outside business hours
• Mentorship & Leadership : Guide junior and intermediate engineers through design reviews, pair programming, and best practices. Serve as the Tech Lead on critical projects: clarify requirements with product managers, provide architectural guidance, and ensure successful delivery
• Stay Ahead of the Curve: Keep abreast of emerging technologies, propose improvements, and introduce innovative solutions that push our platform forward

Benefits

• Vacation Mode On: 4 weeks of paid vacation + additional health & wellness time off
• Health and Benefits: Comprehensive Package for you and your dependents
• Flex Life: Fully remote setup with a home-office allowance and flex stipend
• Growth Fuel: Budget to attend industry conferences, pursue certifications, or take advanced courses