World

Join to apply for the Staff Backend Engineer, Product role at World 4 days ago Be among the first 25 applicants Join to apply for the Staff Backend Engineer, Product role at World About The Company World is a network of real humans, built on privacy-preserving proof-of-human technology, and powered by a globally inclusive financial network that enables the free flow of digital assets for all. It is built to connect, empower, and be owned by everyone. About The Company World is a network of real humans, built on privacy-preserving proof-of-human technology, and powered by a globally inclusive financial network that enables the free flow of digital assets for all. It is built to connect, empower, and be owned by everyone. About The Team World ID is a digital identity system and proof of humanity for everyone, designed to be a foundational identity protocol for the internet in the era of AGI. It is built to be self-custodial, secure, decentralized and open, setting new standards for privacy and transparency. At the heart of World ID are groundbreaking innovations in hardware and software-spanning distributed systems, cryptography, sensors, biometrics, machine learning and blockchain technology. As part of the team behind World ID, you'll work on defining and building the decentralized platform that underlies World ID, product experiences and partner integrations. You'll help shape the future of technologies needed to realize this ambitious vision. About The Opportunity As a Staff Software Engineer , you will focus on building core technologies and infrastructure to drive scale, utility and decentralization for World ID protocol and its ecosystem. Your work will span critical technology areas including issuance and registration of credentials, decentralized cloud platform for applications and authenticators lifecycle using MPC systems and blockchain, zero-knowledge proving systems, biometric verification and recovery systems, World network integration platforms and building products using technologies that would delight users. Your Responsibilities Include Architecting and Building: You will take ownership of the design, development, and scaling for mission-critical software, including architecting decentralized, privacy preserving, secure, scalable and reliable backend systems. Technical Leadership: You will provide technical guidance to the engineering team and lead complex, cross-functional projects. Your work will ensure the team delivers elegant and effective solutions for a variety of novel challenges some of which have never been done before. Mentorship and Collaboration: You will mentor junior engineers and work closely with senior leadership, product managers and other XFN stakeholders to deliver impactful solutions that advance the World network. Strategic Impact: You will play a key role in shaping the technical roadmap and strategy for the World ID platform. You are expected to identify the most important tasks and drive them to completion. Your ability to collaborate and stay organized in a fast-paced environment is key. About You You have a proven track record of designing and developing exceptional backend systems and solving complex problems, preferably with experience in distributed systems or identity management platforms. You are a fast learner who can quickly master and apply new knowledge and skills. You can communicate clearly and concisely, and your colleagues consistently vouch for your ability to collaborate effectively in ambiguous and changing environments. You are great at building software and are motivated by the challenge of realizing this ambitious vision. Requirements For This Role Experience in senior technical leadership positions. Proven experience leading complex initiatives from start to finish. Demonstrated ability to mentor and guide engineering teams to help them level up and increase their impact. Deep expertise in designing and implementing software systems that are both reliable and scalable, with a strong grasp of fundamentals. Excellent communication skills, both written and verbal, for technical and non-technical audiences. By submitting your application, you consent to the processing and internal sharing of your CV within the company, in compliance with the GDPR. Pay Transparency Statement (for CA Based Roles) The reasonably estimated salary for this role at TFH ranges from $225,500 - $265,000 , plus a competitive long term incentive package. Actual compensation is based on factors such as the candidate's skills, qualifications, and experience. In addition, TFH offers a wide range of best in class, comprehensive and inclusive employee benefits for this role including healthcare, dental, vision, a 401(k) plan and match, life insurance, flexible time off, commuter benefits, professional development stipend and much more!Seniority level Seniority levelMid-Senior level Employment type Employment typeFull-time Job function Job functionEngineering and Information Technology IndustriesTechnology, Information and Internet Referrals increase your chances of interviewing at World by 2x Get notified about new Back End Developer jobs in San Francisco, CA . 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Join to apply for the Staff Infrastructure Engineer role at World About The Company World is a network of real humans, built on privacy-preserving proof-of-human technology, and powered by a globally inclusive financial network that enables the free flow of digital assets for all. It is built to connect, empower, and be owned by everyone. About The Team Our Infrastructure team is a collaborative group of experienced engineers dedicated to supporting the World project's mission. With diverse backgrounds from across the technology landscape, we work together to solve complex challenges and provide a stable foundation for the entire organization. We are now thoughtfully expanding our team from Europe to the US, and we're looking for a new member to help us grow. We believe in sharing knowledge and supporting each other as we tackle the unique opportunity of building infrastructure for a global community. About The Opportunity We are looking for a Staff Infrastructure Engineer to help establish our team's presence in the United States. This is a meaningful role where you will contribute significantly to the technical direction and best practices for our infrastructure in the region. Your work will involve a thoughtful blend of responsibilities, from hands-on systems administration to building reliable automation and contributing to our Site Reliability Engineering (SRE) practice. There is never a dull day; your contributions will support a wide variety of critical systems, including our anonymous multi-party computation platforms, internal security services, and blockchain node deployments. Ultimately, your work will directly support our teams and the project's long-term goals. About You With at least 10 years of experience, you are a senior infrastructure engineer who enjoys both teaching and learning from your peers. You have a strong foundation in systems engineering, including hands-on experience with Linux, networking, and cloud environments like AWS or GCP. You enjoy building tools and automation that make work easier and more reliable for everyone, with experience in infrastructure-as-code tools like Terraform. You are a proactive and thoughtful problem-solver, taking the initiative to see challenges through to resolution. You are a kind and clear communicator, able to work effectively with a distributed team and patiently support colleagues with different technical backgrounds. You are motivated by the opportunity to contribute your expertise to a project with a broad and positive mission. Your background includes experience working on large-scale, distributed systems. By submitting your application, you consent to the processing and internal sharing of your CV within the company, in compliance with the GDPR. Pay Transparency Statement (for CA And NY Based Roles) The reasonably estimated base salary for this role at TFH ranges from $250,000 - $270,000, plus a competitive long term incentive package. Actual compensation is based on factors such as the candidate's skills, qualifications, and experience. In addition, TFH offers a wide range of best in class, comprehensive and inclusive employee benefits for this role including healthcare, dental, vision, a 401(k) plan and match, life insurance, flexible time off, commuter benefits, professional development stipend and much more! World is an equal opportunities employer and welcomes applications from all qualified candidates.

Join to apply for the Full Stack Software Engineer, World ID role at World About The Company World is a network of real humans, built on privacy-preserving proof-of-human technology, and powered by a globally inclusive financial network that enables the free flow of digital assets for all. It is built to connect, empower, and be owned by everyone. The Team World ID is a digital identity system and proof of humanity for everyone, designed to be a foundational identity protocol for the internet in the era of AGI. It is built to be self-custodial, secure, decentralized and open, setting new standards for privacy and transparency. At the heart of World ID are groundbreaking innovations in hardware and software-spanning distributed systems, cryptography, sensors, biometrics, machine learning and blockchain technology. The Opportunity As a Full Stack Software Engineer, you will be at the forefront of expanding the World ID ecosystem. You'll work on defining and building the developer-facing APIs, Web SDKs, user-facing applications and partner integrations that would delight developers and users alike, and showcase the power of World ID in solving the novel challenges posed by AGI. Your work will be the primary touchpoint for our partners, making their success your own. This role is ideal for a web developer with strong backend skills who is passionate about building the bridges between a core protocol and its real-world applications. Your Responsibilities Web SDK Development: You will own the design, development, and maintenance of our public-facing JavaScript/TypeScript SDK, ensuring it is designed for the future, robust, well-documented, and easy for partners to use. Partner Integrations: You will work directly with our partners to support their integration efforts, building reference applications, browser add-ons, and other tools to ensure their success on our platform. API Development: You will build and scale efficient, reliable APIs and backend services using TypeScript to support our own applications, SDKs, and partner needs. This includes everything from simple web API servers, backend services and user-facing web components. Web Application Development: You will design, build and maintain essential web components, reference implementations and end user-facing applications that use World ID. Cross-functional Collaboration: You will work closely with product managers, designers, other engineers and other XFN stakeholders to deliver cohesive and impactful solutions that advance the World network. Technical Leadership: You may be asked to support a small group of junior engineers and external contractors as a hands-on technical lead, guiding technical design, contributing and reviewing code, and ensuring urgency, completeness and quality of the projects. About You You have a proven track record of building high-quality web applications and well designed developer APIs and SDK. You are fluent in the modern web stack and possess the backend proficiency to build and manage the services that power your applications. You are passionate about creating excellent developer experiences and understand that the success of an SDK is measured by the success of the developers who use it. You can communicate clearly, work effectively in a fast-paced environment, and are motivated by the challenge of building the user- and developer-facing layers of an ambitious, world-changing protocol. You are an effective and respected tech lead of small teams. Requirements Excellent communication skills and a collaborative mindset, with the ability to articulate technical concepts to both technical and non-technical audiences. Experience supporting third-party developers and partner integrations. Expertise with modern web frameworks based on JavaScript and TypeScript. Experience building and maintaining public-facing SDKs or developer-focused libraries. Experience with server-side development and building RESTful APIs (familiarity with Go, Rust, or other compiled languages is a plus). Ability to work across the full stack, from web and simple database interactions to client-side application logic. Pay Transparency Statement (for CA And NY Based Roles) The reasonably estimated salary for this role at TFH ranges from $220,000 - $250,000, plus a competitive long term incentive package. Actual compensation is based on factors such as the candidate's skills, qualifications, and experience. In addition, TFH offers a wide range of best in class, comprehensive and inclusive employee benefits for this role including healthcare, dental, vision, a 401(k) plan and match, life insurance, flexible time off, commuter benefits, professional development stipend and much more! By submitting your application, you consent to the processing and internal sharing of your CV within the company, in compliance with the GDPR.