• Lead the design and development of APIs, including specifications, endpoints, data models, and protocols such as REST and GraphQL • Provide technical leadership to a team of 3–4 developers, guiding design decisions and engineering best practices • Remain hands-on in the codebase, contributing production-grade code for core services • Conduct code reviews to ensure code quality, maintainability, and security • Partner closely with the Engineering Crew Lead and API Architect to review solution design and deliver robust, scalable solutions • Ensure seamless integration of APIs with internal systems, external applications, and third-party services • Promote the effective use of AI-enabled tools in the API development lifecycle to improve productivity and code quality • Create and maintain clear, comprehensive API documentation for consumers, including usage guidance and best practices • Implement and uphold security best practices, including authentication, authorization, and encryption • Interface with external engineering teams to ensure alignment on technical standards, governance requirements, compliance obligations, and ongoing cATO maintenance • Monitor and optimize API performance, reliability, and scalability • Manage API versioning and support backward compatibility as services evolve • Provide ongoing support, troubleshoot production issues, and implement enhancements based on stakeholder feedback • Participate in Tier 1 and Tier 2 on-call operations

• As a Lead Software Engineer (Full Stack), you will play a pivotal role in designing, developing, documenting, and deploying software for our government client. • You will focus on high availability, low latency, and scalability to meet their requirements. • Collaboration is key, as you actively participate in elaborating and estimating user stories and work closely with cross-functional feature teams to ensure efficient operations. • In addition, you'll be responsible for maintaining and optimizing our Continuous Deployment pipelines and ensuring the operational stability of your team's services.

• Technical responsibility for our PHP-based backend systems and their continuous development • Hands-on development in backend, APIs and business logic • Evolution and restructuring of an existing PHP codebase • Design, development and optimization of API and service architectures • Ensuring performance, stability and maintainability of production systems • Defining and establishing coding standards as well as processes for testing and CI/CD • Close collaboration with Product and business units, particularly in the context of tax-specific business logic • Providing technical support to the development team and actively participating in architecture and implementation decisions

• Lead the architecture, design, and development of iOS and Android applications using React Native • Facilitate effective communication with client project stakeholders regarding project status and recommendations • Collaborate with backend, data, and QA teams to deliver robust, high-quality features aligned to clinical requirements • Mentor and provide technical guidance to junior and mid-level mobile engineers on the team • Drive performance optimization, accessibility, and reliability improvements across the BX mobile platform