Top Software Engineer Jobs in Santa Cruz, CA

Mudflap seeks software engineers to build and scale their payments platform using Ruby on Rails, collaborating cross-functionally and owning features end-to-end.

Join as a full-stack software engineer to design, develop, and maintain web applications and services. Collaborate cross-functionally, write clean code, perform code reviews, debug issues, and stay current with industry trends.

Backend engineer to develop and own core CRM and finance services. Work in a fast-growth scaleup, ship quickly using agentic AI workflows, own testing and service quality, and optimize developer tooling and workflows.

Build and maintain end-to-end web applications powering sales and operations. Design tools for quoting, scheduling, and fulfillment, integrate AI into products, collaborate on UX, ship high-impact features, and contribute to architecture, deployment, and engineering culture.

Lead end-to-end full-stack development across React frontends and compiled backends, influence architecture and data modeling, integrate third-party dealership APIs, use AI-assisted coding tools daily, set engineering standards, ship production features to live dealership users, and mentor junior engineers.

First engineering hire to build end-to-end features across React frontends and C#/.NET (and Python) backends, work with PostgreSQL and MongoDB, integrate third-party automotive APIs, use agentic AI coding tools, and collaborate on architecture and engineering culture.

Full-stack feature-team engineer working across UI, JavaScript, and backend to build scalable investment portfolio management web applications. Gather requirements with product and users, design solutions, implement and deploy code, and operate in Linux environments. Emphasis on strong computing fundamentals, Ruby on Rails proficiency, user workflow understanding, and clear communication.

Senior .NET Software Engineer responsible for end-to-end software development using Microsoft technologies. Requires extensive experience in SDLC, design principles, technical documentation, web application development with .NET, Agile/SCRUM, Entity Framework, database design, and version control. Familiarity with project tools JIRA, TEMPO, Bitbucket, and Confluence preferred.

Join as the founding full-stack engineer to extend a TypeScript React/Next.js prototype, design product features, integrate AI/OCR, write tests and infrastructure, talk to users, and iterate quickly to drive growth.

The Senior Software Engineer for the Treasury team will develop backend services for fund management, ensuring system reliability and leading projects in a fast-paced environment.

The role involves using AI tools to rapidly develop software, working across product and engineering teams, and owning software projects end-to-end.

This role requires shaping technical direction, leveraging AI tools for production systems, and making crucial decisions to align product intent with engineering realities.

Modernize a legacy, mission-critical system by implementing backend domain services in TypeScript/Node.js, extracting business rules from legacy Java/PL/SQL, ensuring financial-grade correctness and auditability, delivering full-stack vertical slices (React to AWS CDK), using AI-agent development tools, and maintaining CI/CD with automated testing.

Lead modernization of a legacy Oracle system to PostgreSQL: design migration pipelines, implement automated reconciliation and CDC workflows, interpret PL/SQL business logic, build full-stack features (React UIs, Node APIs), ensure financial-grade data integrity, and vet agent-generated code for federal compliance.

Lead modernization of a legacy Oracle system into a single-schema PostgreSQL platform. Design repeatable migration pipelines, implement automated reconciliation and data-quality checks, extract business rules from PL/SQL, build CDC workflows and analytics stores, and develop full-stack features (TypeScript/Node.js/React) while overseeing AI-agent-generated code and ensuring federal financial audit-grade integrity.

Replace a legacy platform with a modern web ecosystem using AI-assisted development. Decompose business problems for AI agents, implement backend domain services in TypeScript/Node.js, extract logic from Java/PL/SQL, ensure financial-grade auditability, deliver full-stack vertical slices (React, IaC via AWS CDK), enforce CI/CD and automated testing (Vitest/Playwright), and collaborate with stakeholders on beta environments.

Join as a full-stack software engineer to design, build, test, and deploy web applications. Write and debug code across application and data layers, participate in code reviews, and support the full software lifecycle including planning, requirements, QA, and documentation while collaborating with product and design teams.

Lead long-term technical strategy and execution across multiple teams, architecting and evolving foundational frontend/backend systems and platforms at massive scale. Drive AI/ML adoption, solve ambiguous, high-impact problems, remain hands-on in critical system design and implementation, and align senior leaders on roadmaps and engineering standards.

The Staff Software Engineer will design and implement solutions for the Websites product, collaborate across teams, and innovate on a scalable web platform for restaurants.

Senior fullstack engineer to build and scale Brigit's consumer finance platform. Own end-to-end features across frontend (React/React Native/TypeScript) and backend (Java/REST/SQL), optimize database and APIs for high scale, integrate 3rd-party services, implement risk and transaction algorithms, improve CI/CD, testing, monitoring, and internal tooling to support millions of users.

Build and maintain core libraries and developer tooling used across the company. Lead complex projects, design and develop backend APIs and AI-assisted developer features, manage platform components (service templates, LaunchDarkly), troubleshoot production issues, conduct code reviews, influence architecture, and mentor engineers to improve developer productivity.

Design, build, test, and maintain production services and microservices with security and compliance in mind. Deliver production-ready code, participate in code reviews, own operational support and incident response, improve monitoring and CI/CD, document technical decisions, and collaborate cross-functionally in a distributed team.

Build and maintain full-stack web systems (Node.js/TypeScript backend, Postgres, React) and AI-enabled features. Design end-to-end features, collaborate with educators and TAs, iterate in a small team, and deliver production-quality user-facing functionality.

Design, develop, and maintain cloud-native, event-driven supply chain and warehouse services. Contribute to APIs, message processing, integrations, database design, troubleshooting, and CI/CD. Collaborate on roadmap, requirements, and program plans while continuously learning and improving system performance and reliability.

As a Back End Software Engineer, you will build scalable APIs, ensure system efficiency, and contribute to company initiatives, while operating independently and collaborating with other engineers.