Backend Tech Lead

About Us

Sunbit builds financial technology for real life. Our technology eases the stress of paying for life’s expenses by giving people more options on how and when they pay. Founded in 2016, Sunbit offers a next-generation, no-fee credit card that can be managed through a powerful mobile app, as well as a point-of-sale payment option available at more than 25,000 service locations, including auto dealership service centers, optical practices, dentist offices, veterinary clinics, and specialty healthcare services. Sunbit was included on the 2022 Inc. 5000 list. The financial technology company has also been named a Most Loved Workplace®, Best Point of Sale Company, and a Top Fintech Startup by CB Insights. We use cutting-edge innovations in financial technology to bring leading data and features that allow individuals to be qualified instantly, making purchases at the point of sale fast, fair, and accessible for consumers from all walks of life. We create value focused on our core values; we work tirelessly to ensure that Sunbit becomes available to everyone, everywhere.

We invite you to #UnleashYourCuriosity and join our ever-growing R&D organization.

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Sunbit is seeking a Senior Software Engineer to Join our Customer Squad as a Team Tech Lead, a vital team dedicated to crafting innovative, customer-facing solutions that represent the face of our company. This position provides the chance to tackle complex, large-scale system architectures, offering both exciting challenges and opportunities for professional growth. If you’re driven by building resilient architectures, writing high-quality code, and striving for excellence beyond 99%, we want to hear from you!

What You’ll Do:

• Design, develop, and optimize service systems to deliver top-notch products and experiences
• Tackle complex architectural and technical challenges with innovative solutions
• Collaborate with a team of skilled engineers who value a supportive, family-like culture
• A proactive mindset to share your ideas confidently and contribute to finding the best solutions
• A strong sense of teamwork, with the ability to collaborate effectively and support your team members
• Ensure system stability, reliability, and scalability
• Write clean, maintainable, and efficient code while integrating thorough documentation and testing as a core part of the development process
• Drive projects through every stage of the development lifecycle—from initial planning to production deployment
• Mentor and support junior developers, fostering growth and knowledge-sharing within the team

What You’ll Bring:

• Expertise in large-scale, high-performance system architecture
• Strong problem-solving skills with a proactive approach to tackling technical challenges
• A talent for mentoring and supporting team members
• Passion for continuous learning and staying current with industry trends and technologies
• A resourceful, self-motivated mindset with the ability to work independently.
• Proven ability to plan and execute complex projects, including requirements gathering and roadmapping

• Bachelor’s degree in Computer Science or a related field.
• 8+ years of experience in software engineering with a strong focus on system architecture.
• Proficient in Kotlin, Java, or Scala with hands-on experience.
• Familiarity with microservices architecture and distributed systems.
• Solid understanding of AWS or similar cloud platforms.
• Expertise in the Spring Framework.
• Experience with event streaming systems.
• Proficient in both relational (e.g., MySQL) and non-relational databases (e.g., MongoDB).
• Familiarity with message queue technologies such as Kafka, SQS, RabbitMQ, or similar.
• Background in fintech is a major plus.
• Comfortable communicating in English.