Senior Full Stack Engineer – Customer Success & API Innovation Lead – Remote, USA – Driving Scalable, Customer‑Centric Experience Platforms at brighthush

About brighthush

brighthush is a forward‑thinking, customer‑centric technology company that is redefining how businesses connect with their users. With a focus on building intuitive, high‑performance products, we empower teams to deliver exceptional customer journeys while keeping our engineering footprint lean, agile, and scalable. Our remote‑first culture means you can work from anywhere in the United States while collaborating with a world‑class team that values autonomy, ownership, and continuous learning.

Why brighthush?

At brighthush, we believe that every interaction with a customer should feel seamless, personal, and empowering. We are a bootstrapped, growth‑stage company that thrives on innovation, data‑driven decision making, and a relentless pursuit of excellence. If you’re passionate about turning complex customer pain points into elegant, reliable solutions, you’ll find a home here. We’re not just building software; we’re crafting experiences that help businesses delight their users and grow sustainably.

What We Offer

• Equity Package: Share in the company’s success with a meaningful equity stake.
• 401(k) Matching: Secure your future with competitive retirement benefits.
• Wellness & Learning Budgets: Dedicated funds for health, fitness, and professional development.
• Home‑Office Stipend: Build the workspace that fuels your productivity.
• Health, Dental & Vision Plans: Comprehensive medical coverage for you and your family.
• Unlimited PTO: Take the time you need to recharge—your work will be waiting.
• Company Holidays: Celebrate the first Friday of every month (except November, December, and January).
• Remote‑First Flexibility: Work from wherever you thrive.
• H1B Sponsorship: brighthush has a history of sponsoring H1B visas; however, sponsorship for this role is not guaranteed.

Role Overview

As a Senior Full Stack Engineer at brighthush, you will be the linchpin between our Customer Success team and the engineering organization. Your primary mission is to design, build, and maintain robust APIs and internal tools that streamline customer workflows, reduce friction, and elevate the overall experience. You’ll own end‑to‑end projects, from concept through deployment, and you’ll collaborate closely with product managers, designers, and customer success managers to translate business needs into scalable, maintainable code.

Key Responsibilities

• Design, develop, and maintain high‑performance RESTful and GraphQL APIs that power our customer success platform.
• Integrate with third‑party services (e.g., payment gateways, analytics, CRM) to create seamless data flows.
• Identify and resolve persistent bugs that impact customer satisfaction, using a combination of debugging, profiling, and automated testing.
• Collaborate with Customer Success to surface pain points, propose technical solutions, and iterate on workflows.
• Build and maintain internal tools that empower the CS team to manage tickets, track metrics, and automate repetitive tasks.
• Own the full lifecycle of projects: requirements gathering, architecture design, coding, testing, deployment, and post‑launch monitoring.
• Champion best practices in code quality, security, and performance across the stack.
• Mentor junior engineers and foster a culture of knowledge sharing and continuous improvement.
• Advocate for customer‑centric solutions in cross‑functional meetings, ensuring that engineering decisions align with business goals.
• Stay current with emerging technologies and industry trends that can enhance our product and engineering processes.

Essential Qualifications

• 6+ years of professional experience building web applications with Ruby on Rails, TypeScript, and React (including React Native).
• Proven track record of designing, implementing, testing, and maintaining reliable backend services.
• Experience owning projects from inception to production, including architecture decisions, code reviews, and deployment pipelines.
• Strong understanding of API design principles, authentication/authorization flows, and data modeling.
• Hands‑on experience with CI/CD pipelines, containerization (Docker), and cloud platforms.
• Excellent communication skills—both technical and non‑technical—enabling you to articulate complex ideas to diverse stakeholders.
• Demonstrated ability to work autonomously, prioritize tasks, and deliver high‑quality code on schedule.
• Passion for improving customer experience, whether by fixing a bug or re‑architecting an entire workflow.
• Experience working in a fast‑paced, bootstrapped environment where resources are limited but impact is high.

Preferred Qualifications

• Experience with GraphQL, Apollo Server, or similar technologies.
• Knowledge of modern front‑end tooling (Webpack, Babel, ESLint, Prettier) and design systems.
• Familiarity with performance monitoring tools and logging frameworks.
• Background in customer success, product management, or UX design.
• Contributions to open‑source projects or a strong personal portfolio.
• Experience with Agile methodologies (Scrum, Kanban) and project management tools.

Skills & Competencies

• Technical Expertise: Deep knowledge of Ruby on Rails, TypeScript, React, and modern web development practices.
• API Mastery: Ability to design clean, scalable, and secure APIs that meet business and customer needs.
• Problem‑Solving: Strong analytical skills to diagnose complex issues and devise elegant solutions.
• Collaboration: Comfortable working with cross‑functional teams, translating business requirements into technical specifications.
• Leadership: Experience mentoring junior engineers and driving technical excellence.
• Adaptability: Thrives in a fast‑moving, high‑growth environment with evolving priorities.
• Customer‑Obsessed: A genuine passion for improving the end‑user experience and reducing friction.

Career Growth & Learning Opportunities

At brighthush, your career trajectory is directly tied to the impact you create. As a senior engineer, you will have the chance to shape product strategy, influence architectural direction, and mentor the next generation of engineers. We provide ample opportunities for professional development, including access to industry conferences, advanced training courses, and a generous learning stipend. Your growth path could lead to roles such as Lead Engineer, Engineering Manager, or even Chief Technology Officer as the company scales.

Work Environment & Company Culture

brighthush is built on a foundation of trust, transparency, and a shared commitment to customer success. Our remote‑first model means you’ll collaborate with teammates across time zones, using asynchronous communication tools and regular video syncs. We celebrate diversity, encourage experimentation, and reward innovative thinking. Our culture is defined by a few core principles: Ownership, Continuous Learning, Customer Focus, and Collaboration. Every team member is empowered to make decisions, propose ideas, and drive change.

Compensation & Benefits

While we do not disclose exact figures, we offer a competitive salary package that reflects your experience and the value you bring to brighthush. In addition to base pay, you will receive a meaningful equity stake, a 401(k) match, comprehensive health coverage, wellness and learning budgets, a home‑office stipend, unlimited PTO, and a flexible remote‑first schedule. We also provide a unique holiday schedule that celebrates the first Friday of each month (excluding the winter months) to encourage work‑life balance.

How to Apply

If you’re ready to take your engineering career to the next level while making a tangible difference in customer experiences, we’d love to hear from you. Submit your resume, a cover letter that highlights your most impactful projects, and any relevant portfolio links. Let’s build the future of customer success together at brighthush.