• Architect and implement clean, modular, and scalable backend services using Java, Spring Boot, and modern microservice principles. • Design efficient database schemas and write optimized queries for RDS (MySQL/PostgreSQL) and, optionally, NoSQL databases like Elasticsearch, MongoDB, or DynamoDB. • Integrate Kafka or RabbitMQ to build robust and loosely-coupled event-driven architectures. • Architect and implement scalable, secure, and reliable data pipelines using modern data platforms (e.g., Spark, Databricks, Airflow, Snowflake, etc.). • Develop ETL/ELT processes to ingest data from various structured and unstructured sources. • Perform Exploratory Data Analysis (EDA) to uncover trends, validate data integrity, and derive insights that inform data product development and business decisions. • Collaborate closely with data scientists, analysts, and software engineers to design data models that support high-quality analytics and real-time insights. • Profile and tune backend performance across databases, APIs, and infrastructure. • Write clean, maintainable code with comprehensive unit and integration tests to ensure reliability and stability. • Thrive in an agile, collaborative environment and take ownership of end-to-end feature delivery.

Role Description We are reimagining what a supportive workplace looks like, from the inside out to ensure every team member feels valued. - Flexible Time Off: We offer a flexible time off policy to ensure employees have the opportunity to rest, recharge, and maintain well-being—so they can bring their best selves to work. - Joining us means: - Having teammates all over the world in the US, Argentina, Spain, and Romania. - Collaborating in a fast-paced environment where you can apply what you have learned in new challenges, and, more importantly, grow your career. - Being encouraged to invent and innovate within your role and working in a company where calculated risk-taking is highly encouraged and thinking outside the box is a must. - We embrace diversity and strive to create an inclusive environment for all. Company Description Attention Job Seekers: Beware of job scams! Job scams are on the rise, and you should take steps to protect yourself in your job search. Here are some guidelines to help you stay safe if you are applying for a job with Latch or DOOR: - Communications from Latch or DOOR will always come from @latch.com or @door.com. Do not accept a job interview invitation with Latch or DOOR from anyone who does not contact you through an email that comes from @latch.com or @door.com. - Latch never interviews candidates via Skype or in writing where you do not see the interviewer. All of our interviews happen either by video or in person. - We will never offer you a job based on a single conversation with someone claiming to be from our People organization. In all of our job interviews, you will always speak, by video or in person, with the hiring manager for the position. - Do not share your sensitive personal information with anyone who purports to offer you a job at Latch or DOOR unless you verified that the offer is from Latch or DOOR (check email senders addresses). We will never ask you for your bank account information or your mother’s maiden name during the interview process. - We will never ask you to purchase any equipment with a promise that we will reimburse you after you begin working for us. - If you believe you were a victim of a job scam, you may report it to the FBI: https://www.ic3.gov/

• Coding new features, enhancing the operational experience of the systems you develop, and iteratively improving them based on production insights • Authoring, contributing to and reviewing design documents • Taking an active role in shaping the roadmap • Mentoring and supporting other team members and collaborating with different teams across the organization • Owning the experience of our customers by participating in weekday 12h x 5d and a separate weekend 24h x 2d on-call rotations.

• Coding new features and enhancing operational experience • Authoring, contributing to, and reviewing design documents • Shaping the roadmap • Mentoring and supporting team members • Owning the customer experience during on-call rotations.