Senior Full-Stack Engineer: AI Fintech, Greenfield (SF)

Premier Global Links LLC; San Francisco (CA); On-site; USD 180,000 - 275,000; Full time

Benefits offered by this job

Equity participation

401(k)

Healthcare benefits

Visa transfer considered

Job summary

Premier Global Links LLC is seeking a Senior Full Stack Software Engineer to join an early-stage fintech team building modern financial products for the Mexican market. You will own features end-to-end across frontend, backend, infrastructure, and deployment.

You will work closely with a small engineering and product team, owning features end-to-end across frontend, backend, infrastructure, and deployment. The role emphasizes backend-leaning full-stack development with TypeScript and React,

Qualifications

• 4+ years of professional software engineering experience.
• Strong experience developing both frontend and backend systems.
• Backend-leaning full-stack engineering experience.
• Strong proficiency with TypeScript and React or comparable modern web technologies.
• Experience building high-performance web applications across browser and server architecture.
• Experience working with databases, APIs, and distributed or asynchronous systems.
• Experience building and shipping production software.
• Ability to work on-site 5 days per week in San Francisco, CA.
• Strong ownership, problem-solving, and communication skills.
• Ability to work effectively in a fast-moving, early-stage environment.

Responsibilities

• Build and own full-stack features from UI through backend services and deployment.
• Develop scalable web applications using modern TypeScript and React technologies.
• Design and develop backend systems supporting payments, payouts, lending, and financial workflows.
• Build reliable services capable of handling high transaction volumes and growing user demand.
• Contribute to merchant tools including payroll, point-of-sale, and inventory workflows.
• Develop AI-powered products, including agentic applications and financial assistants.
• Work with databases, APIs, queues, and distributed application components.
• Apply AI-assisted development practices to improve engineering productivity and product delivery.
• Collaborate with product and design teams to turn requirements into production-ready software.
• Make architecture and technical decisions in a greenfield environment with minimal legacy code.
• Take ownership of projects and deliver production features in a fast-paced startup environment.

Skills

Frontend & backend development

Full-stack development

Team collaboration

Education

Bachelor's degree in Computer Science or related field

Tools

TypeScript

React

Job description

Premier Global Links LLC is seeking a Senior Full Stack Software Engineer to join an early-stage fintech team building modern financial products for the Mexican market. You will own features end-to-end across frontend, backend, infrastructure, and deployment.

You will work closely with a small engineering and product team, owning features end-to-end across frontend, backend, infrastructure, and deployment. The role emphasizes backend-leaning full-stack development with TypeScript and React,