Sr Software Engineer, Cross-Platform Applications

Rollbar, Inc.; San Francisco (CA); Remote; USD 100,000 - 160,000; Full time

Job summary

Join a nimble deep-tech startup as a Senior Software Engineer, where you'll build and maintain cross-platform software that manages device identity and securely connects clients to networks. This role offers the chance to work with cutting-edge technologies across Linux, macOS, and Windows, contributing directly to the success of a forward-thinking company. Embrace the opportunity to innovate in a collaborative environment that values diversity and inclusion, while ensuring the highest security standards for customer data and systems.

Qualifications

• Experience in developing cross-platform software for mobile and desktop OSes.
• Strong knowledge of cryptography and securing network applications.

Responsibilities

• Design and maintain cross-platform software across mobile and desktop OSes.
• Develop complex network applications in Go with a focus on security.

Skills

Go

Cryptography

CI/CD

Linux

macOS

Windows

GitHub Actions

Tools

Git

Kubernetes

Google Cloud Platform

YubiKey

Job description

Smallstep is an internationally distributed, remote-first company. We work reasonable, flexible hours and utilize technology to accomplish goals asynchronously. We look for folks who are thoughtful, can break down problems, and often work independently. You are trusted to work on your own and to ask for help when blocked. At Smallstep, you get the benefit of working with a tight-knit team across many areas and contribute directly to the success of the organization.

Security is a core responsibility for all employees at Smallstep.

All roles are expected to strictly adhere to our security policies, procedures, and best practices to protect company assets, customer data, and systems. Employees must remain vigilant, report potential security concerns, and participate in ongoing security training to ensure compliance with industry standards.

About the Role

We are a nimble deep-tech startup of seasoned experts. We’re looking for a Senior Software Engineer to build and maintain cross-platform software that manages hardware-bound device identity and configures clients to securely connect to networks using hardware-backed credentials. These clients include systems like Wi-Fi networks, wired networks, VPNs, financial dashboards, IP-restricted resources, and GDPR-scoped PII databases. You will work across Linux, macOS, and Windows, with opportunities to extend support to ChromeOS, iOS, and Android.

Responsibilities

1. Design, develop, and maintain Smallstep’s cross-platform software across mobile and desktop OSes, including Linux and ChromeOS.
2. Create and maintain reusable CI/CD workflows for software deployment, testing, and automation using GitHub Actions.
3. Develop and maintain complex network applications in Go.
4. Secure network applications with cryptography, including public and private PKI.
5. Develop and maintain applications for macOS, Windows, and Linux.
6. Develop software that integrates with TPMs, HSMs, etc., with bonus points for experience with hardware security keys like YubiKeys and Nitrokeys.

Nice to Have

• Experience with Kubernetes tooling such as kustomize and helm.
• Experience with infrastructure within Google Cloud Platform (GCP).

Technologies

Go, gRPC, GitHub Actions, Git, macOS, Windows, Linux, YubiKey, FIDO2, TPMs, PKCS11, PKI, X509, SSH, OAuth 2.0, JWT.

Our Culture & Values

We believe in action-based empathy and actively foster an environment where everyone feels welcome and valued. We are committed to diversity and inclusion, building a self-aware, collaborative, results-driven team that reflects a variety of backgrounds and perspectives.

Smallstep is proud to be an equal opportunity employer. All qualified applicants will receive consideration without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. We encourage all interested candidates to apply.