Senior Fullstack Engineer

Wintermeyer Ventures; San Francisco (CA); Hybrid; USD 200,000 - 240,000; Full time

Job summary

Wintermeyer Ventures is seeking a senior software engineer to own complex product features for private aviation operators and brokers, guiding from discovery through launch. You will build frontend and backend systems, work directly with customers to understand needs, and partner with leadership to ship features across quoting, scheduling, trip management and payments.

This hybrid role in San Francisco requires 8+ years in B2B SaaS with React/Next.js/Node.js, cloud platforms, containers,

Qualifications

• 8+ years of software engineering experience in B2B SaaS.
• Experience with React, Next.js, Node.js, JavaScript, HTML, CSS and SQL.
• Proficiency with AWS or Google Cloud, containers, Kubernetes and CI/CD.
• Strong communication and ability to work autonomously with customers.
• Product-minded, thrives in a fast-moving startup.

Responsibilities

• Lead projects end to end from requirements to launch.
• Collaborate with customers to gather needs and demo features.
• Partner with engineering and product leaders on architecture and delivery.
• Make architectural decisions balancing speed, quality, and scalability.
• Apply customer empathy to technical and product choices.

Skills

Fullstack development

React

Next.js

Node.js

JavaScript

HTML

CSS

SQL

AWS

Google Cloud

Kubernetes

CI/CD

Communication

Customer collaboration

Job description

About the Role

Join a small founding engineering team building software for private aviation operators and brokers. You will own complex product features from customer discovery through launch, helping improve how teams manage sales and operations.

What You'll Do

• Lead projects end to end, including gathering requirements, designing architecture, building frontend and backend systems, and iterating after launch.
• Work directly with customers to understand needs, demonstrate features, test workflows, and communicate progress.
• Partner with engineering and product leaders to break down complex requirements into shippable features across quoting, scheduling, trip management, and payments.
• Make architectural decisions that balance delivery speed, product quality, and long-term scalability.
• Bring customer empathy and business judgment to technical and product decisions.

What We're Looking For

• At least 8 years of software engineering experience, including deep experience building B2B SaaS products.
• Fullstack experience with React, Next.js, Node.js, JavaScript, HTML, CSS, and SQL.
• Experience with cloud platforms such as AWS or Google Cloud, containers, Kubernetes, and CI/CD.
• Strong communication skills and the ability to work autonomously with customers and cross-functional partners.
• A product-minded approach and comfort working in a fast-moving startup environment.

Compensation & Benefits

Annual salary range: $200,000 to $240,000 USD. Visa sponsorship is available.

Location

Hybrid in San Francisco, California, United States.