Senior Architect - Fullstack (mobile app, web, middleware/API, DB)

Mappa; United States; Remote; USD 150,000 - 210,000; Full time

Job summary

Mappa is seeking a Senior Fullstack Architect to lead the design and development of scalable mobile applications, web services, middleware, and databases. The role blends architecture with hands-on implementation, emphasizing modern stacks such as React Native, Laravel, Node.js, PostgreSQL, and AWS.

You will mentor engineers, drive technical decisions, and collaborate with product and design teams to deliver a superior user experience in a fast-moving startup environment.

Qualifications

• Extensive experience in fullstack development, particularly for mobile apps and APIs.
• Proficient in modern stacks including React Native, Laravel, Node.js, PostgreSQL and AWS.
• Strong knowledge of database design and management.
• Excellent architectural and design skills.
• Strong problem-solving abilities and proactive approach to challenges.
• Strong communication skills, able to explain complex concepts to non-technical stakeholders.

Responsibilities

• Lead the architecture and technical design for mobile, web, middleware/API, and database components.
• Build and review scalable fullstack solutions across iOS/Android, React Native, PHP Laravel, Node.js, PostgreSQL, and AWS.
• Partner with product, design, and engineering teams to deliver a seamless user experience.
• Design and improve API integrations, service performance, and overall system reliability.
• Mentor junior developers, review technical decisions, and raise engineering standards across the team.
• Support CI/CD practices and server configuration, including Jenkins.

Skills

Full stack development

Architectural leadership

Technical mentorship

Cross-functional collaboration

Problem solving

Tools

Laravel

React Native

Node.js

PostgreSQL

AWS

Jenkins

NGINX

Job description

About the company

We're a dynamic health tech startup dedicated to simplifying family life worldwide. Our supportive team thrives in an innovative environment, offering growth opportunities as we revolutionize meal planning with our user-friendly app. Join us to make a global impact!

Senior Architect - Fullstack

We are looking for a highly skilled Senior Architect with experience in designing and building mobile applications, web services, middleware/API, and databases. This is a fantastic opportunity for an individual who is passionate about technology and thrives in a collaborative environment.

Key Responsibilities

Lead the architecture design and development of scalable mobile and web applications.

Ensure the integration and performance of middleware services and APIs.

Collaborate with cross-functional teams to create a seamless user experience.

Mentor junior developers and guide technical decision-making.

Requirements

Extensive experience in fullstack development, particularly in mobile applications and APIs.

Technologies include nut is not limited to: Mobile Dev (iOS, Android, React Native), PHP Laravel, PostgreSQL, node.js, AWS, jenkins, server configuration.

Strong knowledge of database design and management.

Proficiency in relevant programming languages and frameworks.

Excellent architectural and design skills.

Strong problem‑solving abilities and a proactive approach to challenges.

Strong communication skills, with the ability to explain complex concepts to non‑technical stakeholders.

What we need you to tackle

We’re looking for a senior fullstack architect who has hands‑on experience designing and building end‑to‑end products across mobile apps, web services, APIs, and databases. You should be comfortable moving between architecture‑level thinking and practical implementation, with strong experience in modern stacks such as React Native, Laravel, Node.js, PostgreSQL, and AWS. The ideal candidate communicates clearly, collaborates well across disciplines, and enjoys mentoring others while making sound technical decisions in a fast‑moving environment.

Non-negotiable hard skills

• Full Stack Development
• Laravel
• React Native
• Software Architecture
• Large Language Model (LLM)

Your day-to-day

• Lead the architecture and technical design for mobile, web, middleware/API, and database components.
• Build and review scalable fullstack solutions across iOS, Android, React Native, PHP Laravel, Node.js, PostgreSQL, and AWS.
• Partner with product, design, and engineering teammates to deliver a seamless user experience.
• Design and improve API integrations, service performance, and overall system reliability.
• Guide junior developers, review technical decisions, and raise engineering standards across the team.
• Support server configuration and CI/CD practices, including tools such as Jenkins.

Nice to haves

• Build robust backend services and web apps using contemporary frameworks (e.g., PHP Laravel, Node.js/Express/Nest) to implement business logic and APIs effectively.
• Automate build, test, and deployment pipelines to improve release speed and reliability for mobile, web, and backend services (e.g., Jenkins).
• Configure and harden application servers and runtimes (e.g., PHP-FPM/NGINX, Node processes), ensuring reliable ops and performance in production.