Job Title

Technical Lead Job Description Technical Leadership & Visibility Provides end-to-end visibility across the platform''s technical domains and facilitates collaboration among technical SMEs and consuming product teams. Evaluates technical feasibility and options, balancing platform capability needs against delivery effort. Identifies dependencies, technical risks, and mitigation options across shared services, and ensures technical health of platform assets and adherence to a technical debt budget. Direction & Requirements Works with the technical leadership and stakeholders to define technical requirements, shape the platform roadmap, and drive value through reliable, reusable capabilities. Sets and continuously improves technical standards and delivery patterns for the crew. Ensures platform decisions are made with a product mindset understanding the needs of internal product teams as customers and their end users as the ultimate beneficiary. Delivery & Engineering Excellence Owns delivery outcomes for the squad driving predictability through estimation, iteration and proactive dependency management. Provides leadership to engineers on principles and practices, ensuring consistency in approach and building quality in by default. Leads by example, aligning the squad''s execution with the platform vision and measuring success through tangible, demonstrable impact. Crew and Squad Mission The Identity & Public Platform squad owns Domain''s AuthN and AuthZ services, as well as the Domain Developer Portal and Public API gateway. We are responsible for ensuring secure, reliable access to Domain''s products for both internal and external consumers, managing everything from OAuth client lifecycles and finegrained permissions to selfservice API onboarding and documentation for external developers. As we evolve the Domain technology landscape, our squad plays a pivotal role in the integration with CoStar Groups global platform. We focus on maintaining the criticalpath services that underpin every authenticated interaction at Domain while evolving our architecture to support the global integration and needs of our expanding ecosystem. The Identity squad is part of Product Platforms Crew the connective tissue that enables Domain''s product teams to focus on what makes them unique. We evolve shared capabilities enabling Domain to move faster with reliable foundations. We are a techled crew with a product mindset: our customers are Domain''s internal product squads, and our success is measured by their velocity and the reliability of the services we provide. We operate with ruthless focus, cocreate with stakeholders, and earn trust through consistent delivery and measurable impact. Responsibilities Collaborate with stakeholders on team roadmap and priorities Execute and deliver on the roadmap Direct line management for all the engineers in the squad Drive work and epic breakdown for effective estimation, capacity planning and delivery Manage and unblock technical dependencies with other teams where required Champion and adopt engineering best practices Accountable to the system health and tech debt backlog for owned services Improve engineering efficiency for your team Accountable to reporting on delivery metrics for your team Mentor and coach software engineers in progressive engineering practices Participate in and contribute to crossdomain technology forums and guilds Collaborate with principal engineers and technology leaders to drive solution design for large initiatives Be an ambassador for the engineering brand internally and externally Elevate and escape to tech leaders where large investment in tech debt and tech initiatives is required Build a deep understanding of the product and business domain Handson where necessary with a focus on initiatives that will help 10x the team Perform code reviews where necessary Facilitate team ceremonies where necessary Experience Bachelors Degree in a relevant technical specialisation Experience leading a team of engineers Experience designing software solutions for scale Experience with hightraffic, missioncritical publicfacing services Experience optimising engineering practices and processes Evidence of datainformed decision making Experience working with one of the common cloud platforms such as AWS, Azure, and/or GCP Experience implementing DevOps practices and CI/CD Experience working in agile environments Experience mentoring more junior engineers Deep expertise in at least one programming language and tech stack Understands shiftleft testing and how to implement it in practice Familiar with functional and objectoriented programming Familiar with document and relational data persistence models Familiar with cloud design patterns Familiar with TDD, BDD and domaindriven design Familiar with synchronous (API) and async (messaging) integration patterns Familiar with modern application security practices (OWASP) Squad specific experience C# / .NET 8 and ASP.NET Core for distributed, missioncritical backend services Strong understanding of OAuth2, OpenID Connect, and token lifecycle management (PKCE, federation, refresh tokens, assertion grants) Experience with identity platforms: multitenant authentication, social login federation, and finegrained authorization Familiar with relational data persistence (PostgreSQL, MySQL/Aurora) and NoSQL (DynamoDB, Redis) Highly regarded additional experience Product/application development experience Experience or familiarity with Duende IdentityServer Experience migrating or integrating between identity providers Experience with asynchronous (SNS/SQS, EventBridge) integration patterns Experience with API gateway platforms external developer onboarding, usage metering, and credential management Experience with finegrained authorization systems (AuthZed/SpiceDB, OpenFGA, or similar) TypeScript / Node.js for AWS Lambda and infrastructureascode (CDK) React / Next.js or other modern web frontend frameworks AWS (or other cloud platform) certification Equity, Diversity and Inclusion at Domain Domain is enthusiastically and unapologetically committed to fostering an equitable, inclusive work culture which reflects our customers and communities. We are proactively looking for candidates from all lived experiences, including people with disability, and people of all ages, ethnicities, cultures (including Aboriginal and Torres Strait Islander Peoples), faiths, sexual orientations, and gender identities (including trans and nonbinary people). We are committed to providing an equitable recruitment process for people with disability. If you require adjustments during the process were here to support. If you wish to receive this job advertisement in an accessible format, or have a confidential chat about workplace adjustments, please contact our Equity, Diversity and Inclusion team at or leave a message on and we will get back to you. CoStar Group is an Equal Employment Opportunity Employer; we maintain a drugfree workplace and perform preemployment substance abuse testing. CoStar Group is a committed equal opportunity workplace and affirmative action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. CoStar is also committed to compliance with all fair employment practices regarding citizenship and immigration status. If you are a qualified individual with a disability or a disabled veteran, you may request a reasonable accommodation if you are unable or limited in your ability to use or access www.costargroup.com/careers as a result of your disability. You can request reasonable accommodations by calling 18558401715 or by sending an email to . #J-18808-Ljbffr