Senior Backend Engineer

Closinglock is modernizing the real estate world’s way of transferring information and funds to eliminate wire fraud and provide a secure, easy-to-use platform for title companies, law firms, and other financial services to protect themselves and their clients from wire fraud. We act in the long-term best interests of our customers by understanding their problems. When our customers win, we win.

To date, we have protected over $250B+ in funds related to residential property transactions. Closinglock’s platform has been used by clients in all 50 states and across 42 countries.

Closinglock is headquartered in Austin, TX, with an office in downtown Austin. The company has grown to 90+ employees across product & engineering, sales, partnerships, customer success, marketing, and finance.

Mission :
Simplify the real estate closing experience for all parties

Vision :
Provide a secure and efficient transfer of data and funds

We are a high-caliber engineering team that values ownership, impact, and collaboration. If you’re motivated by impact and want to be surrounded by others who operate at a high level, you’ll thrive here.

• Must be dedicated, passionate, and hard-working, and excited to work in an energetic environment.
• Must be able to work with a team and collaborate effectively.
• We are looking for a creative and efficient problem solver.

• 4+ years of experience with Python or other object oriented programming languages.
• Strong experience in 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.

• Work with small teams – onboard your first week, ship changes during your second.
• 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.
• Consult on efforts regarding feature requests, feedback, and future product development for the business.

At Closinglock, we invest in our employees and provide a full range of benefits and perks to help you grow and thrive. These benefits include:

• 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 (Lun​ches, social events, sports outings, etc)

Closinglock is an equal opportunity employer and we welcome everyone to our team. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.