Sefaria: two full time US based engineers

About Sefaria אודות ספריא

Sefaria is a non-profit organization dedicated to creating the future of Torah in an open and participatory way. We are assembling a free, living library of Jewish texts and their interconnections, in Hebrew and in translation.

Senior Software Engineer, Mobile

Every month, nearly 100,000 people from around the globe access Sefaria through our mobile apps. We are seeking a full-time developer to lead mobile app development and maintenance for Android and iOS. As the lead engineer for mobile, you will specialize in building products that bring Sefaria’s library to life on the go.

We are looking for a developer with experience in engineering and project management, with demonstrated capabilities in implementing complex user interfaces, software architecture, and/or tools supporting applications development on Android and iOS. This position is a key member of Sefaria’s product development team and will report directly to the Chief Technology Officer who is based in San Francisco.

Sefaria is a non-profit organization devoted to building the future of Torah; this role is a rare opportunity to join a growing team where you can put your technical and product skills to use toward a meaningful and impactful mission.

Responsibilities

  • Holds primary responsibility for our mobile applications codebase and development

  • Leads end-to-end development of new mobile features, fixes and enhancements

  • Manages and prioritizes mobile feature requests, fixes, and needed refactors

  • Designs and maintains build systems, tools, metrics infrastructure, and reusable components

  • Performs testing and manages testing systems across devices

  • Other duties as required

Requirements

  • 5+ years of software development experience

  • 3+ years of experience developing mobile applications for iOS and Android

  • Knowledge of mobile development environments, testing tool sets, and deployment processes

  • Proficiency in JavaScript

  • Familiarity with or a capacity to quickly get up to speed with the tech stack of our mobile app: React Native, Python, Django, MongoDB

  • A keen eye for user experience details

  • Project management experience

  • Comfort working in a dynamic, start-up environment

  • Self-motivation, a sense of humor, and a cultivated curiosity

  • Ability to phonetically read Hebrew characters

  • Clear and efficient communication skills in English, written and oral

Preferred Skills

  • Experience building cross-platform apps with React Native

  • Knowledge of Torah texts and learning practice

  • Hebrew language proficiency

Supervision

  • Reports to the Chief Technology Officer who is based in the San Francisco Bay Area

Location

  • Remote, United States

  • Candidates living between the Pacific and Eastern time zones will be considered

Compensation & Benefits

  • Annual Salary: $90,000 -$110,000 commensurate with experience

  • Medical, dental and vision insurance; Sefaria pays 100% of the medical insurance premium for each employee and contributes a small amount toward dependents

  • Generous paid time off, including Jewish holidays

  • 401k with up to a 4% match after 6 months

  • Flexible spending accounts for health and dependent care expenses

  • Short- and long-term disability insurance

  • Professional development opportunities

Click below to apply; you’ll be invited to share your resume, a brief cover letter and examples of past project work like your GitHub profile or personal website.

We will be reviewing first round applications until August 9th.

Apply Now

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Infrastructure Engineer - DevOps / SRE

Sefaria is looking for an experienced infrastructure engineer to join its global engineering team. This position will support the complex infrastructure behind Sefaria’s growing library and applications, which serve more than half a million users a month.

Sefaria’s infrastructure runs mainly on Kubernetes/Helm on the Google Cloud, with GitHub Actions, Jest, Pytest, and Selenium for CI and testing. The environment includes Linux, Nginx, Varnish, Gunicorn, Node, Redis, MongoDB, and Postgres. The product code is mainly in Python, Javascript, React and React Native. For analytics, tools include Google Analytics and Tag Manager.

The position will lead the ongoing development of Sefaria’s infrastructure and will be responsible for maintaining, planning, and implementing systems and development operations. There is opportunity for the engineer who fills this position to be involved in product development and developer community management alongside their infrastructure responsibilities.

Core responsibilities include:

  • Manage and maintaining Sefaria’s production environment, development environments, and deployments processes

  • Lead continuous improvement and maintenance of CI/testing suites and toolsets

  • Refresh analytics infrastructure and lead tracking across teams

  • Develop new features and improvements for backend systems

  • Train team members in usage of the infrastructure

Requirements:

  • 5+ Years experience in an active production environment

  • Experience with Kubernetes and Helm

  • Proven experience with mid-sized production deployments

  • Comfort working in a fast-paced and dynamic environment

  • Independent and well-organized

  • Strong communication, judgment, and decision-making skills

  • Proactive and self-driven worker in a remote-work environment

  • Must be fluent in English (written and oral)

Supervision

  • Reports to the Chief Data Officer who is based in New York

Location

  • Remote, United States

  • Candidates living between the Pacific and Eastern time zones will be considered

Compensation & Benefits

  • Annual Salary: $90,000 -$110,000 commensurate with experience

  • Medical, dental and vision insurance; Sefaria pays 100% of the medical insurance premium for each employee and contributes a small amount toward dependents

  • Generous paid time off, including Jewish holidays

  • 401k with up to a 4% match after 6 months

  • Flexible spending accounts for health and dependent care expenses

  • Short- and long-term disability insurance

  • Professional development opportunities

Follow the steps to apply; you’ll be invited to share your resume, a brief cover letter and examples of past project work like your GitHub profile or personal website.

We will be reviewing first round applications until August 9th.

Lynn Grossman