Sr. Frontend Engineer

Sunbit • Jersey City, NJ

3h • Hybrid

About The Position

Sunbit is a financial technology company that builds an AI-native platform to help people get personalized offers, transparent terms, and no added consumer fees for pay-over-time options in various service centers. They also offer a modern, no-fee credit experience through the Sunbit Credit Card. The company is guided by people-centered values: Serve Others Before Self, Include Always, Connect Genuinely, Innovate for Good. Their AI infrastructure powers instant decisioning, streamlines fraud checks, and enables personalized offers at scale, resulting in a quick, fair, and simple experience for consumers and merchants. Sunbit is available across a nationwide network of 30,000+ locations.

This role is for a Senior Frontend Engineer to join the team responsible for building and owning the core platform used by call center agents, specifically the agent desktop that facilitates daily customer interactions. The systems developed will directly impact the efficiency of customer support and issue resolution. The engineer will also contribute to operational efficiency through automation, AI, and intelligent workflows, including building intuitive tools, integrating systems across the call center ecosystem, and introducing AI-powered capabilities to enhance both agent and customer experience. This is a high-impact position focused on solving complex product and platform challenges in a fast-paced environment, playing a key role in shaping the technology for Sunbit’s customer success organization.

Requirements

• 5+ years of experience in software engineering with a Bachelor’s degree in Computer Science or a related field
• Experience with Frontend development - specifically React, Typescript
• Strong problem-solving skills, capable of meeting technical challenges head-on
• A passion for learning, constantly staying up to date with industry trends and technology advancements
• Resourceful, self-motivated, and capable of working independently

Nice To Haves

• Proficient in both relational (e.g., MySQL) and non-relational databases (e.g., MongoDB) is an advantage
• Proficiency in micro-service architecture is an advantage
• Familiarity with message queue technologies such as Kafka, SQS, RabbitMQ, or similar is an advantage
• Experience with Kotlin is a plus
• Background in fintech is a major plus

Responsibilities

• Design, build, and evolve the Customer Success agent desktop, the core platform used by our call center to support customers.
• Develop tools, workflows, and integrations that connect multiple systems used by our Customer Success organization.
• Improve agent productivity and operational efficiency through automation, smart workflows, and AI-driven capabilities.
• Work on high-impact product and platform challenges, solving real operational problems at scale.
• Collaborate closely with Product, Customer Success, Product lines, and Operations teams to design solutions that improve both agent and customer experience.
• Ensure systems are reliable, scalable, and maintainable, supporting a fast-growing operational environment.
• Write clean, high-quality code, with strong testing and observability practices.
• Take ownership of features end-to-end, from design and architecture through development and production deployment.
• Contribute to a strong engineering culture by sharing ideas, improving processes, and supporting teammates.

Benefits

• Join one of LA’s fastest growing startups (2023), A Most Loved Workplace, #576 on the 2023 Inc 5000 list, and Forbes Fintech 50 (2024), #161 on Deloitte Technology Fast 500 list
• Mission driven + empowered + collaborative
• Competitive pay and stock options
• Unlimited PTO
• Health Insurance options including Medical, Dental, Vision, Life, EAP, FSA, & Maternity Leave
• Newly added HSA and Pet Insurance
• 401K Plan with Matching
• Cell Phone Stipend
• Team based strategic planning + Team owned deliverables

What This Job Offers

• Job Type: Full-time
• Career Level: Senior