Department:WDTech - R&D
The Impact You Will Have As a Senior Software Engineer, you will help shape the future of our Loan Origination and Servicing platform - the digital foundation for how capital is structured and deployed. You will design and build scalable applications and services that power real-time insights and complex financial workflows. By combining strong backend architecture with thoughtful system design, you will deliver high-performance solutions that enable smarter decision-making across the business.
Primary Responsibilities- Design, build, and maintain scalable, high-quality applications across new and existing product lines.
- Own features end-to-end - from architecture and development through testing, deployment, and iteration.
- Architect and evolve our core stack (Python, FastAPI, Vue.js, PostgreSQL, Redis, Docker, Kubernetes).
- Translate complex business and product requirements into elegant, reliable technical solutions in collaboration with Product and business stakeholders.
- Drive improvements in performance, reliability, testing, and CI/CD practices.
- Mentor engineers and contribute to a culture of engineering excellence and accountability.
- Perform other duties as assigned.
Education and Experience- 6+ years of professional software development experience.
- Bachelor's degree in Computer Science or a related field (or equivalent practical experience).
- Strong experience building APIs and backend services in Python, including OpenAPI-based service contracts.
- Experience developing and deploying containerized applications in AWS environments, including event-driven architectures.
- Experience in real estate finance or financial services preferred.
Knowledge, Skills and Abilities- Deep proficiency in Python (3.6+) and modern backend frameworks such as FastAPI, with a strong focus on clean, maintainable architecture.
- Strong expertise in SQL databases, including schema design, query optimization, and performance tuning.
- Ability to design efficient, scalable backend systems, including background processing, queues, caching strategies, and scheduled jobs.
- Strong understanding of testing strategies across unit, integration, and end-to-end levels.
- Working knowledge of system design documentation practices, including UML and architectural diagrams.
- Familiarity with event sourcing and/or Domain-Driven Design (DDD) principles.
- Ability to leverage AI-enabled development tools to enhance design, implementation, and testing workflows.
- Demonstrated ownership mindset with a commitment to quality, accountability, and continuous improvement.
- Agile mindset with the ability to work independently, provide early feedback, and adapt to evolving requirements.
- Ability to show ownership of your work, take on challenges and acknowledge growth opportunities, and demonstrate patience when learning new processes.
- Courtesy, respect, and thoughtfulness in teaming with colleagues and other stakeholders.
This position has an estimated base salary of $160,000 - $180,000 plus a discretionary bonus. An employment offer is based on the applicant's relevant work experience, applicable knowledge, skills, abilities, internal equity, and alignment with market data.
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What We Offer- The opportunity to join one of Fortune Magazine's Great Places to Work winners
- Comprehensive benefit options* that have earned Walker & Dunlop the gold level of the 2025 Cigna Healthy Workforce Designation™, some of which include:
- Up to 83% subsidized medical payroll deductions
- Competitive dental and vision benefits
- 401(k) + match
- Pre-tax transit and commuting benefits
- A robust health and wellness program - earn cash rewards and gain access to resources that
promote health, engagement, and balance
- Paid maternity and parental leave, as well as other family paid leave programs
- Company-paid life, short and long-term disability insurance
- Health Savings Account and Healthcare and Dependent Care Flexible Spending - Career development opportunities
- Empowerment and encouragement to give back - volunteer hours and donation matching
*Eligibility may vary based on average number of hours worked
