Backend Developer - Integrations Specialist

Job Title: Backend Developer - Integrations Specialist

Reports To: Operations Manager

Location: Onsite

Position Type: Full-Time

Job Overview: Headquartered in Austin, TX, Lendflow is one of the fastest-growing fintech companies in the country. Our embedded lending platform enables SMBs to access capital quickly and conveniently through trusted SaaS companies. By providing seamless financial experiences, Lendflow is revolutionizing the lending industry.

Joining Lendflow means becoming part of a talented, international team focused on building the next generation of financial software. We are rapidly expanding in the U.S. and abroad and are committed to fostering a supportive and inclusive environment.

We are seeking a skilled Backend Engineer (API Integrations) to join our team in Austin, TX. This is a full-time, on-site role. As a Backend Engineer, you will play a pivotal role in designing, developing, and maintaining scalable backend systems that power our financial services platform. Your primary focus will be on building and optimizing API integrations that enable seamless connectivity between internal systems and third-party services.

Key Responsibilities:

Design, develop, and maintain RESTful and event-driven APIs that enable seamless communication between our internal services and external partners.

Integrate third-party APIs (e.g., banking data providers, credit bureaus, CRM platforms) and ensure performance, reliability, and data integrity across systems.

Collaborate closely with product, frontend, and data teams to understand requirements and implement backend solutions that drive business outcomes.

Monitor and optimize system performance, ensuring scalability, security, and efficiency.

Troubleshoot, debug, and resolve backend issues in a timely and effective manner.

Maintain high standards of code quality through code reviews, documentation, and adherence to best practices.

Contribute to the continuous improvement of our backend architecture and integration strategies.

Assist in scoping and implementing internal tooling to enhance developer productivity and automate workflows.

Qualifications:

3+ years of professional experience in backend engineering, with a strong focus on API design and integrations.

Proficiency in backend programming languages such as PHP

Deep understanding of RESTful API architecture and principles; experience with GraphQL is a plus.

Experience with third-party API integration, including OAuth, webhooks, and data mapping/normalization.

Strong understanding of databases (SQL and NoSQL), message queues (e.g., Kafka, RabbitMQ), and caching mechanisms.

Familiarity with CI/CD pipelines, containerization (Docker), and cloud platforms like AWS or GCP.

Strong communication and collaboration skills with an ability to work cross-functionally in a fast-paced startup environment.

Prior experience in fintech, lending, or working with financial data providers is a strong plus.

Bachelor’s degree in Computer Science, Engineering, or a related field is preferred.

What You’ll Like About Us

Join a fast-growing fintech at the forefront of embedded finance

Competitive compensation packages (Salary/Bonus/Equity)

Unlimited Paid Time Off

Paid Sick Time

Employer Subsidized Health Benefits

401(k) and Health Savings Account

Top-tier equipment and software to support your best work

Education and Training Reimbursements

Fun team events and a dynamic workplace

To Apply: You can apply here or directly email us at