Job description
ABOUT OPORTUN
Oportun (Nasdaq: OPRT) is a mission-driven fintech that puts its members’ financial goals within reach. With intelligent borrowing, savings, and budgeting capabilities, Oportun empowers members with the confidence to build a better financial future. Since inception, Oportun has provided more than $19.7 billion in responsible and affordable credit, saved its members more than $2.4 billion in interest and fees, and helped its members save an average of more than $1,800 annually. Oportun has been certified as a Community Development Financial Institution (CDFI) since 2009.
WORKING AT OPORTUN
Working at Oportun means enjoying a differentiated experience of being part of a team that fosters a diverse, equitable and inclusive culture where we all feel a sense of belonging and are encouraged to share our perspectives. This inclusive culture is directly connected to our organization’s performance and ability to fulfill our mission of delivering affordable credit to those left out of the financial mainstream. We celebrate and nurture our inclusive culture through our employee resource groups.
About the Role
We are looking for a Senior Full Stack Engineer with strong expertise in Kotlin/Java and modern frontend technologies such as Angular or React.
The ideal candidate is passionate about building high-quality, scalable, and secure applications, and thrives in a collaborative environment that values innovation, ownership, and technical excellence.
Key Responsibilities :
- Design, develop, and maintain frontend applications using Angular (preferred) or React.
- Build intuitive, responsive, and accessible UIs using HTML, CSS, and JavaScript.
- Develop backend services and APIs using Kotlin/Java with Spring Boot or similar JVM frameworks.
- Architect and implement RESTful APIs and microservices to support high-performance applications.
- Ensure code quality through automated testing using:
- Cypress (preferred) or equivalent frameworks for frontend testing.
- Karate (preferred) or equivalent frameworks for backend/API testing.
- Implement and maintain CI/CD pipelines using tools such as Jenkins and GitHub Actions.
- Containerize applications using Docker and manage deployments via Kubernetes on AWS.
- Monitor and optimize application performance using APM tools such as New Relic or other JVM-focused monitoring tools.
- Experience with SQL and NoSQL databases such as MySQL (MariaDB) and MongoDB.
- Apply and enforce security best practices, including OAuth2, JWT, and data encryption.
- Design and maintain event-driven architectures leveraging Kafka, RabbitMQ, or similar technologies.
What You’ll Bring
- Proven experience with Kotlin or Java, and Spring Boot .
- Strong understanding of frontend frameworks, preferably Angular.
- Solid background in microservices architecture and REST API design.
- Working knowledge of CI/CD, Docker, Kubernetes, and AWS.
- Experience with APM tools (e.g., New Relic) for monitoring JVM-based applications.
- Proficiency in automated testing (Cypress for UI, Karate or similar for APIs).
- Experience with both SQL and NoSQL data stores.
- Familiarity with event-streaming platforms (Kafka, RabbitMQ).
- Deep understanding of application security principles and best practices.
Preferred Qualifications
- Hands-on experience deploying and managing production workloads in AWS.
- Exposure to infrastructure-as-code tools (e.g., Terraform or CloudFormation).
- Strong problem-solving skills and ability to debug complex distributed systems.
- Excellent communication and collaboration skills, with a focus on delivering business value.
We are proud to be an Equal Opportunity Employer and consider all qualified applicants for employment opportunities without regard to race, age, color, religion, gender, national origin, disability, sexual orientation, veteran status or any other category protected by the laws or regulations in the locations where we operate.
California applicants can find a copy of Oportun’s CCPA Notice here: https://oportun.com/privacy/california-privacy-notice/.
We will never request personal identifiable information (bank, credit card, etc.) before you are hired. We do not charge you for pre-employment fees such as background checks, training, or equipment. If you think you have been a victim of fraud by someone posing as us, please report your experience to the FBI’s Internet Crime Complaint Center (IC3).
