Senior Full Stack Software Engineer - Web SDK

Responsibilities

• Collaborate closely with product designers, product managers, and engineers to deliver end‑to‑end experiences that delight customers.
• Design, build, and maintain robust systems, from intuitive frontends using Type Script and frameworks like React to scalable backends powering public APIs and data processing pipelines.
• Prototype and iterate solutions to ensure they are impactful, polished, and meet our performance, reliability, and accessibility standards.
• Support multiple devices, browsers, and platforms while adhering to accessibility best practices.

• Champion privacy and security in every product, ensuring they meet the highest standards of customer data protection.
• Write automated tests, develop resilient code, and design robust systems to improve reliability and safety.

• Take ownership of projects from ideation through system design to execution and delivery.
• Collaborate across teams to build scalable solutions that address both front‑end and back‑end challenges.

• Guide and mentor engineers, helping them manage technical debt, plan refactors, and improve engineering practices.

• A great understanding of modern frontend technologies (e.g., Type Script and React) and backend technologies.
• A strong ability to design and build for scalability, reliability, and performance across the stack.
• A commitment to privacy and security as core principles in product design and development.
• A proactive approach to continuous learning and improvement, paired with a desire to mentor and support others.
• A deep appreciation for trust, ownership, and rapid iteration as we solve challenging problems in identity verification.

• Minimum 4 years of professional experience in software engineering, with significant exposure to both backend and frontend development.
• Proven expertise in at least one modern front‑end framework (e.g., React) and backend technologies.
• Demonstrated ability to design and implement scalable, secure, and high‑performing systems across the stack.
• Strong knowledge of software development best practices, including automated testing, code reviews, and agile methodologies.
• Must be able to lawfully work within Portugal and have unrestricted work authorization for Portugal.

• A degree in Engineering, Computer Science, Mathematics, or a related field.
• Experience building accessible and user‑friendly interfaces while adhering to privacy and security standards.
• Familiarity with cloud infrastructure and CI/CD pipelines.
Strong communication and collaboration skills, with a proven ability to mentor and guide less experienced engineers.
• Passion for solving challenging problems in identity verification or a related domain.
• This role requires a combination of technical expertise, collaboration, and a commitment to building secure, scalable, and user‑focused solutions.

• Backend: mostly Kotlin, Python and Ruby.
• Frontend:
  React and Type Script.
• Kubernetes and Docker for deployment.
• AWS for underlying infrastructure.
• Git Lab for software lifecycle management.

Hybrid for Lisbon‑based employees or fully remote for those outside Lisbon.

Jack Steib

Entrust is an EEO/AA/Disabled/Veterans Employer.