Senior Backend Engineer

About Us

Closinglock is modernizing the real estate industry’s approach to transferring information and funds to eliminate wire fraud. We provide a secure, easy-to-use platform for title companies, law firms, and other financial services to protect themselves and their clients. Our mission is to simplify the real estate closing experience, and our vision is to ensure a secure and efficient transfer of data and funds. To date, we’ve protected over $250B+ in residential property transactions across all 50 states and 42 countries.

Headquartered in Austin, TX, with a downtown office, Closinglock has grown to 90+ employees across product & engineering, sales, partnerships, customer success, marketing, and finance. Our team consists of top performers from world-class companies who thrive in a culture of trust, respect, and high standards. We believe top performers do their best work alongside peers who share a commitment to excellence, ownership, and impact.

About the Role

We’re looking for a high-caliber engineer who takes pride in delivering exceptional results. If you’re motivated by impact and want to work alongside driven, talented peers, this role is for you. You’ll join a small team, onboard quickly, and start shipping changes within your first two weeks.

Responsibilities

• Actively participate in the design, development, and maintenance of Closinglock web applications, ensuring high performance, responsiveness, and scalability.
• Contribute to the full software development lifecycle, from concept and design to testing and deployment.
• Collaborate on feature requests, feedback, and future product development efforts.

Requirements

• 4+ years of experience with Python or other object-oriented programming languages.
• Strong experience developing services using frameworks like Flask, FastAPI, or Django.
• Experience with relational databases, including schema design, query optimization, and ORMs/integration with Python applications.
• Solid working experience building RESTful APIs.
• Knowledge of continuous integration/continuous deployment (CI/CD) pipelines.
• Experience with software testing, TDD, and unit testing.
• Familiarity with containerization technologies like Docker.
• Active experience integrating custom code with 3rd party APIs.
• Hands-on experience with tools such as Git, Jira, and Confluence.
• Experience working in the AWS ecosystem.
• Familiarity with application monitoring and reporting software such as Datadog and New Relic.
• Ability to work collaboratively in a team and thrive in an energetic environment.
• Creative and efficient problem-solving skills.

Benefits

• Competitive salary and equity compensation.
• Medical, dental, vision, and life insurance.
• Unlimited PTO.
• 401(k) match.
• Maternity/paternity leave.
• Fully-subsidized downtown parking.
• Weekly lunch stipend.
• Full access to onsite gym and locker rooms.
• Monthly team get-togethers (lunches, social events, sports outings, etc.).