Full Stack Software Engineer

About the role

Cape is constructing a privacy-centric mobile carrier designed to supplant legacy cellular infrastructure with secure, modern architecture. In this position, you will engineer software that shields subscribers from surveillance and malicious network threats while delivering a premium mobile experience. The work involves building systems that prioritize user sovereignty and data protection at the network level. You will join a team dedicated to redefining telecommunications through a security-first lens. This role offers the opportunity to impact the privacy landscape for a broad user base.

Key facts

What you'll do

• Architect, develop, and sustain responsive web interfaces and high-conversion landing pages optimized for performance and accessibility.
• Convert complex Figma design specifications into pixel-perfect, functional frontend implementations using modern tooling.
• Define and enforce coding standards, conduct rigorous code reviews, and mentor peers to elevate overall engineering quality.
• Own the testing strategy, observability stack, and continuous deployment pipelines for critical web applications.
• Partner closely with product, design, and backend teams to streamline user workflows and ensure cohesive product experiences.
• Engineer scalable, resilient backend systems and APIs that empower adjacent product teams to ship features rapidly.
• Implement robust privacy controls and data minimization practices directly into the application layer.
• Optimize frontend bundle sizes, rendering performance, and Core Web Vitals to ensure a seamless mobile web experience.
• Participate in on-call rotations and incident response to maintain high availability for user-facing services.
• Drive technical decision-making regarding framework upgrades, state management patterns, and architectural trade-offs.
• Collaborate on internal tooling and developer experience improvements to accelerate iteration velocity across the organization.
• Contribute to security audits and threat modeling exercises specific to telecommunications attack surfaces.

Requirements

• Minimum of four years of professional full stack software engineering experience in production environments.
• Bachelor's degree in Computer Science, Mathematics, Software Engineering, Physics, or a closely related technical discipline.
• Deep proficiency in TypeScript and the React ecosystem, including hooks, context, and modern state management libraries.
• Strong command of Go for backend development, including concurrency patterns, standard library usage, and service design.
• Demonstrated history of designing intricate user interfaces with a relentless focus on usability, accessibility, and interaction design.
• Solid grasp of fundamental data structures, algorithms, and web framework internals (rendering lifecycle, networking, caching).
• Ability to navigate ambiguity and drive technical projects from specification through deployment with minimal oversight.
• Excellent written and verbal communication skills for effective collaboration in a hybrid work environment.

Nice to have

• Prior exposure to cryptographic primitives, protocols, or privacy-enhancing technologies such as zero-knowledge proofs or secure multiparty computation.
• Experience with telecommunications protocols (SIP, Diameter, SS7, 5G core) or mobile network architecture.
• Familiarity with infrastructure-as-code tools (Terraform, Pulumi) and container orchestration platforms (Kubernetes).
• Background in building developer-facing platforms, SDKs, or API products consumed by external partners.
• Contributions to open-source projects focused on privacy, security, or web performance.

Skills & tools

• TypeScript
• React
• Go
• Figma
• Git
• CI/CD pipelines
• Observability tooling (metrics, logging, tracing)
• Unit, integration, and end-to-end testing frameworks

Practical notes

• Comprehensive benefits package includes 401(k) employer matching contributions.
• Medical, dental, and vision insurance premiums covered at 100% for the employee and all dependents.
• Generous parental leave policy providing 12 weeks of fully paid time off for new parents.
• Dedicated stipends available for family-forming expenses, including fertility, adoption, and surrogacy support.
• Stipends provided for gender-affirming care to support inclusive healthcare needs.
• Total compensation packages are geographically adjusted to reflect the cost of labor in the employee's specific location.
• Hybrid work model requires regular collaboration at the New York office with flexibility for remote work.

META

Company: CAPE

Title: Full Stack Software Engineer

Listed

location: New York

Job type: full_time

About the company

A CAPE is a clothing accessory or a sleeveless outer garment of any length that hangs loosely and connects either at the neck or shoulders. They usually cover the back, shoulders, and arms. They come in a variety of styles and have been used throughout history for many different reasons.