Join EarnIn as a Senior Full-Stack Engineer to build scalable solutions for users living paycheck to paycheck.
Posted by employer 1 day ago
First seen on Joblaze 6 hours ago
Last verified on the company career page 6 hours ago
Skills & Technologies
What you'll build
- Define, build, and evolve user experiences across the full stack
- Own and evolve both frontend and backend architecture
- Lead the design and implementation of complex frontend systems
- Design and build robust backend services and APIs
- Mentor and guide engineers across frontend and backend disciplines
Must have
- Strong proficiency in modern frontend development
- Proficiency in backend development using Python and Django
- 4+ years of industry experience
Nice to have
- Experience working in cloud-based environments
- Experience using AI-assisted development tools
Practical constraints
- In-office work 2 days a week for those local to Mountain View
AI in the day-to-day
Experience using AI-assisted development tools (e.g., Copilot, Cursor, LLMs)
Requirements
- Experience
- 4+ years
- Education
- Bachelor's degree
Not disclosed in this posting: visa sponsorship.
Benefits
Joblaze summary
In this role, the Senior Full-Stack Engineer at EarnIn will focus on developing and enhancing user experiences across both frontend and backend systems, collaborating closely with product and design teams. Key skills include proficiency in React, TypeScript, Python, and Django, with an emphasis on building scalable architectures and implementing best practices in software engineering. This position is ideal for candidates with significant experience in both frontend and backend development, particularly those who have worked on early-stage products or in research and development environments. EarnIn's team values diversity and aims to create a culture of belonging as it continues to grow.
Joblaze insights
- Listed today — first seen on Joblaze September 25, 2026. Last confirmed on Earnin's careers page September 25, 2026.
- Salary band is above the typical range for Fullstack roles (median ~$165,000).
- Starts above 79% of 102 comparable senior fullstack roles in United States that list React we track (median $170,000 across 51 companies). See React salary trends
- React appears in 70.8% of 233 comparable senior fullstack roles in United States; Django appears in 7.7% of 233 comparable senior fullstack roles in United States.
Quick facts
- Is the Senior Full-Stack Engineer role remote?
- It's hybrid — Earnin expects some on-site time in United States.
- What's the salary range?
- Earnin lists $195,821–$279,825 for this role.
- How much experience is required?
- At least 4 years of relevant experience for this Senior Full-Stack Engineer role.
- Where is the role based?
- Earnin is hiring for this position in United States.
- What's the tech stack?
- Joblaze extracted these technologies from the posting: Django, Next.js, Python, React, TypeScript.
- What seniority level is this role?
- Earnin targets senior candidates for this position.
- Is this full-time or contract?
- Full-time for this Senior Full-Stack Engineer role at Earnin.
From the original posting
About EarnIn
What You’ll Do
- Partner with Product and Design to define, build, and evolve user experiences across the full stack using modern frontend and backend technologies.
- Own and evolve both frontend and backend architecture to ensure scalability, performance, accessibility, and long-term maintainability.
- Lead the design and implementation of complex frontend systems using React, TypeScript, and Next.js, including SSR, routing, data fetching, and performance optimization.
- Design and build robust backend services and APIs using Python and Django, with a focus on reliability, security, and scale.
- Establish and uphold full stack engineering standards, including patterns, tooling, testing strategies, and CI/CD best practices.
- Drive cross-team technical initiatives, aligning frontend and backend architecture with platform capabilities and product strategy.
- Proactively identify technical risks and opportunities across the stack, providing clear technical direction and tradeoff analysis.
- Mentor and guide engineers across frontend and backend disciplines, raising the bar on code quality, architectural thinking, and delivery practices.
- Design and implement robust unit, integration, and end-to-end automation tests across the full stack.
- Define and monitor full stack metrics (performance, reliability, user behavior) to inform product and technical decisions.
What We’re Looking For
- Bachelor’s (or higher, e.g., MS, or PhD) in Computer Science or a relatedtechnical field involving coding, or equivalent technical experience.
- Strong proficiency in modern frontend development, including HTML, CSS, JavaScript, TypeScript, React, and Next.js.
- Proficiency in backend development using Python and Django, including RESTful, API design, data modeling, and service architecture.
- Strong experience with frontend architecture, including state management, component design, design systems, and performance optimization.
- Experience designing and operating backend systems at scale, including databases, caching, queuing, and API integrations.
- Experience building and operating production applications using both server-side and client-side rendering.
- Deep understanding of software engineering best practices across the SDLC, including testing, code reviews, observability, and operational excellence.
- 4+ years of industry experience, with meaningful depth across both frontend and backend development.
- Experience working in cloud-based environments (AWS, GCP, or Azure), particularly as it relates to full stack delivery and integration.
- Experience using AI-assisted development tools (e.g., Copilot, Cursor, LLMs)
At EarnIn, we believe that the best way to build a financial system that works for everyday people is by hiring a team that represents our diverse community. Our team is diverse not only in background and experience but also in perspective. We celebrate our diversity and strive to create a culture of belonging. EarnIn does not unlawfully discriminate based on race, color, religion, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), gender identity, gender expression, national origin, ancestry, citizenship, age, physical or mental disability, legally protected medical condition, family care status, military or veteran status, marital status, registered domestic partner status, sexual orientation, genetic information, or any other basis protected by local, state, or federal laws. EarnIn is an E-Verify participant.
Standard company text repeated across Earnin's postings is omitted here.