Senior Full-Stack Architect & Tech Lead (Onshore)

Programmers.io; San Francisco (CA); On-site; USD 180,000 - 240,000; Full time

Job summary

Programmers.io is seeking a highly experienced Full Stack Lead / Architect for a senior role in San Francisco, CA. The candidate will drive backend architecture, lead technical teams, and deliver enterprise-scale applications across finance, HR tech, procurement, and supply chain domains.

The role emphasizes strong PHP/Java backend, React frontend exposure, microservices, REST/GraphQL APIs, and system integrations. AI exposure is a plus, with a focus on scalable, secure solutions.

Qualifications

• 15+ years of experience as a Full Stack Engineer/Technical Lead.
• Strong backend development experience in PHP, Java, Golang, Python, or Node.js.
• Heavy focus on backend development (around 80%) for enterprise-scale applications.
• Experience building microservices, REST APIs, GraphQL services, and system integrations.
• Strong knowledge of MySQL and enterprise application architecture.
• Domain expertise in Accounting, Finance, Oracle ERP integrations, Payables/Procurement, or Supply Chain.
• Procurement or supply chain automation experience is highly preferred.
• Ability to design scalable, secure, and high-performance systems.
• Strong stakeholder communication and technical leadership skills.

Responsibilities

• Lead architecture and design of backend systems for enterprise-scale applications.
• Drive microservices and API integration patterns across domains.
• Collaborate with stakeholders to translate business needs into technical solutions.
• mentor and guide onshore/offshore teams to ensure scalable delivery.
• Ensure security, performance, and reliability in critical financial and supply chain apps.

Skills

Full stack leadership

Backend development

PHP/Java

Microservices

REST/GraphQL APIs

MySQL

Enterprise integrations

Stakeholder communication

Technical leadership

Job description

Programmers.io is seeking a highly experienced Full Stack Lead / Architect for a senior role in San Francisco, CA. The candidate will drive backend architecture, lead technical teams, and deliver enterprise-scale applications across finance, HR tech, procurement, and supply chain domains.

The role emphasizes strong PHP/Java backend, React frontend exposure, microservices, REST/GraphQL APIs, and system integrations. AI exposure is a plus, with a focus on scalable, secure solutions.