Company Description At Snarkify, we are passionately driven by our mission to scale zero-knowledge proofs (ZKPs) for a decentralized future. We empower developers by providing robust infrastructure and user-friendly tools, enabling them to effectively build, deploy, and scale ZKP applications. Our operations are steered by a stellar founding team comprising two Ph.D. holders and a Master holder. Our founders carry exceptional expertise gained from renowned organizations such as the Ethereum Foundation, Facebook, Amazon, and Dropbox. Through the application of folding schemes, proof aggregation, and GPU acceleration, we're pushing the scalability of proof systems to unprecedented levels. Through this unwavering commitment, we are shaping a future that promises enhanced security, privacy, and decentralization. Job Description Snarkify is seeking an experienced and highly skilled Senior GPU Performance Engineer to join our team and play a pivotal role in advancing the state-of-the-art in Zero-Knowledge Proof (ZKP) acceleration. As a key member of our team, you will have the unique opportunity to shape the future of modern cryptography and decentralized applications by optimizing GPU-based solutions for ZKP applications. In this role, you will collaborate with our engineering team to identify performance bottlenecks and design innovative GPU-based algorithms and data structures that push the boundaries of ZKP acceleration. Your expertise in GPU computing, performance optimization, and parallel programming will be instrumental in driving the development of high-performance, energy-efficient solutions that redefine the capabilities of ZKPs and lay the foundation for a truly decentralized future. Responsibilities Design, develop, and optimize GPU-based algorithms and data structures to accelerate ZKP proof systems and related computations. Collaborate with the engineering team to identify performance bottlenecks and propose innovative solutions to improve overall system efficiency. Develop and maintain high-quality, well-documented code that adheres to best practices for GPU programming. Analyze and optimize performance across a wide range of GPU architectures, ensuring maximum performance and compatibility. Stay up-to-date with the latest advancements in GPU technology, programming techniques, and industry best practices. Contribute to the creation of technical resources, including whitepapers, tutorials, and presentations, to share knowledge and promote our GPU-based solutions. Mentor junior engineers and provide guidance on GPU-related topics and performance optimization techniques. Qualifications Benefits Competitive base salary with founding member equity. The opportunity to build the next-generation ZK computing platform. Immersion in a team of top-notch global blockchain engineers. A flexible and innovative remote work environment. Room for continuous growth and development in the ZK field.

About the role: The OfferUp Consumer team is responsible for the key infrastructure that allows users to efficiently post items on our platform, then search and display those items for potential buyers. Our team leverages various technologies and workflows to provide a meaningful user experience to our customers along with the core foundation and data used by the rest of the application. Ownership includes homefeed, search, and the item catalog. The team manages some of the highest RPS and TPS services within OfferUp. We have barely scratched the surface in terms of what we want to do and the possibilities are endless. At many organizations, your role begins and ends with the code. On our team, we’re different. You own a feature from concept to fruition. Your responsibilities will include everything from writing well architected and thoroughly tested code, to rolling out the feature by analyzing metrics. You also get to take ownership beyond your technical area by working with cross-functional team members. As a Staff Software Development Engineer on our team, you will grow the team from as both a technical lead and individual contributor. You will set the technical strategy for the team, develop/deploy multiple features with high operational excellence, continuously improve our engineering/operational excellence, and find innovative ways to meet business needs. Here’s more of what you will get to do: Develop a technical strategy for our team Develop highly scalable real-time microservices without compromising on reliability, latency, and monitoring. Work collaboratively with cross-functional teams to design and implement new features Collaborate with OfferUp wide engineering teams to surface common pain points, develop solutions and evangelize best practices Identify when to replace and when to rebuild legacy systems Support, mentor, and help other engineers in the team Participate in a reasonable on-call rotation with the rest of the team Collaborate with stakeholders to drive features and assess timelines. Help maintain code quality in existing applications. Create solutions and/or frameworks that make other team members better and faster Become an SME for team ownership areas You’ll thrive in this role if you have: 8+ years professional software engineering experience Experience performing data analysis and translating the results into business recommendations Experience in working with data-driven applications at scale Experience using good judgment to balance engineering improvements with business needs Experience developing a short and long term vision for a set of services/features Experience guiding and mentoring junior members Strong coding skills in Java(required), and any other modern programming language coupled with strong knowledge in object-oriented design and microservices architecture Experience with AWS and other Cloud infrastructures Hands on experience in designing and building microservices and scalable distributed systems Strong knowledge of Data Structures and Object Oriented Design Hands on experience with load balancing and handling large data traffic An insatiable desire and ability to learn You desire a fast moving, continuous flow development environment BS or MS in Computer Science or equivalent experience Helpful, but not required: Experience with OpenSearch or Elasticsearch Hands on experience with search systems Compensation Range: $210,000 - $240,000 OfferUp offers a comprehensive compensation and benefits package where you’ll be rewarded based on your performance and recognized for the value you bring to the business. Individual salaries within our ranges are determined through a variety of factors, including but not limited to education, experience, knowledge, skills, and geography. All roles will receive equity in OfferUp as part of their compensation, the amount of equity varying depending on the individual’s level and experience. Benefits (all US roles): In addition to our compensation package, this role is eligible to enroll in health insurance, healthcare savings and spending accounts, retirement savings benefits (401(k) plan with match), basic and voluntary life insurance, disability benefits, and paid time off for sick leave, family and/or medical leave, vacation, and 12 company holidays. In regard to vacation time, OfferUp has a flexible vacation policy, and, in general, full-time, exempt employees will be expected to take 3-5 weeks (15-30 days) of pre-planned vacation time per year. Vacation needs are flexible and will naturally vary from year to year based on individual circumstances and business needs. In regard to sick time, all full-time employees (exempt and non-exempt) will be granted 12 days (96 hours) of sick time per year (pro-rated if the start date is other than January 1). Your recruiter can share more details about specific benefits during the interview process. About OfferUp: OfferUp is dedicated to creating the simplest and most trusted way for people to buy, sell, and connect in their local communities. One of the top local marketplace apps for local buyers and sellers in the U.S., OfferUp makes it easy for people to discover more of what they need—from great deals and secondhand goods to jobs, services, home rentals, and more—right in their own communities. Our trusted platform empowers millions to connect, thrive, and move life forward. Available on iOS and Android, OfferUp has consistently ranked among the top shopping apps. Founded in 2011 and based in Bellevue, WA, OfferUp serves local markets nationwide and was used by more than 1 in 6 adults in the U.S. in 2024. OfferUp is backed by leading investors, including Andreessen Horowitz, Warburg Pincus, GGV Capital, T. Rowe Price, and Coatue Management. https://about.offerup.com More About OfferUp At a Glance Top 10 Shopping app in the App Store and Google Play Store for three years 15%+ of adults in several major markets use OfferUp every month (LA, Miami, Phoenix, Seattle, Las Vegas, Riverside, Orlando) OfferUp works directly with nearly 2000 US law enforcement agencies to build trust in local communities OfferUp is unleashing the power of local, and we’ve built a dynamic team to do it. To learn more about working at OfferUp, check out https://about.offerup.com/people OfferUp provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability, or genetics. In addition to federal law requirements, OfferUp complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, transfer, leaves of absence, compensation, and training.

About Whisker Labs We’re on a mission to save lives and property, leading the next wave in smart home technology and fire prevention with Ting. This intelligent sensor and concierge service monitors a home’s electrical network to detect electrical hazards that often lead to the most devastating and catastrophic fires. While on the job preventing fires inside a home, Ting also helps monitor the electrical grid, contributing to increased community fire safety and reduced environmental impact that comes with fire reduction. We’re steadfastly addressing the long-underserved realm of electrical fire prevention with leading-edge technology and embarking on the next stage of our growth. Visit tingfire.com for more information. About the Role Whisker Labs is seeking a Senior Software Engineer to join our team extracting insights from electrical networks. This team is responsible for advancing Whisker Lab’s infrastructure and technology to detect early warning signs of electrical fires in homes, preventing one of the deadliest types of fires. The role will primarily focus on our software and systems supporting a fleet of hundreds of thousands of IoT sensors reporting high speed real-time electrical sensor data. Our ideal candidate is comfortable in a startup environment and will bring an energetic, creative approach to their work. You are excited to develop highly reliable, scalable and fault tolerant systems. You are comfortable jumping into the deep end, expanding your skills as you go, and are eager to contribute to a project that will have a substantial, positive impact on people’s lives. What You'll Do Main activities include full lifecycle development activities across the organization to support the following: Core API and Database Development to support IoT Fleet Management and Business Operations. Development of user interfaces and dashboards for internal and partner use. Working with business partners on API interfaces and data feeds for consuming and sharing data. Supporting activities may include: Data Engineering in support of data science team. Required Skills & Experience A degree in Computer Science, Mathematics, Science, or an Engineering Field 7+ years of hands-on experience as a software developer designing, coding, and testing. Coding experience in C#, Python, SQL Experience in ASP.NET Core, MVC, REST API, etc. Experience with cloud ecosystems (e.g. AWS, Azure, etc.) Familiar with network protocols (TCP/IP, UDP, HTTP etc.) Experience with signal processing and real-time processing of high-velocity time series data a plus Why Join Us? By joining our team, you will have the opportunity to be a part of a groundbreaking technology that is creating a new category while helping to protect families, homes, and communities from the devastating impacts of electrical fires. We are a passionate team, dedicated to revolutionizing fire prevention to make the world a safer place. Our pace and growth trajectory offer exceptional opportunities for professional development, and we offer competitive compensation and comprehensive benefits. If you want to take ownership, shape strategy, and drive meaningful change, you’ll love Whisker Labs. Whisker Labs is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.

About us: Where elite tech talent meets world-class opportunities! At Xenon7, we work with leading enterprises and innovative startups on exciting, cutting- edge projects that leverage the latest technologies across various domains of IT including Data, Web, Infrastructure, AI, and many others. Our expertise in IT solutions development and on-demand resources allows us to partner with clients on transformative initiatives, driving innovation and business growth. Whether it's empowering global organizations or collaborating with trailblazing startups, we are committed to delivering advanced, impactful solutions that meet today’s most complex challenges. About the Client: Join one of Egypt’s premier financial institutions, renowned for its extensive suite of banking services, including Institutional Banking and Personal Banking. With a global presence through over 50 branches and correspondents, we serve a diverse and dynamic clientele. As we embark on a groundbreaking digital transformation journey, we are committed to leveraging the latest technologies to establish a state-of-the-art data architecture that will redefine our performance and service delivery. Job Summary We are seeking a highly experienced Senior Cloudera Administrator with experience with Cloudera Machine Learning to lead and manage enterprise-scale Hadoop/Cloudera environments. The ideal candidate will have strong hands-on experience with Cloudera platforms, CML, Kubernetes and Openshift and proven leadership managing teams of data engineers, and deep expertise in building and overseeing ETL pipelines. This role requires the ability to design, understand, and communicate complex data architectures and data flows. Key Responsibilities Platform & Cluster Management Administer, maintain, and optimize Cloudera Hadoop clusters (CDP or legacy Cloudera distributions). Ensure high availability, performance tuning, capacity planning, and cluster security. Manage upgrades, patching, monitoring, and troubleshooting of Cloudera services (HDFS, YARN, Hive, HBase, Impala, Spark, Kafka, etc.). Data Engineering & ETL Oversee the design, development, and maintenance of ETL/ELT pipelines using tools such as Spark, Hive, Kafka, Airflow, NiFi, or similar. Review and guide data ingestion, transformation, and storage strategies across batch and streaming workloads. Ensure data quality, reliability, and scalability of pipelines. Architecture & Design Design, understand, and document data storage architectures and data flow diagrams. Collaborate with stakeholders to define end-to-end data platform architecture. Translate business requirements into scalable, secure data solutions. Support data governance, lineage, and compliance requirements. Requirements 7+ years of experience in data platforms, Hadoop, or big data administration. Deep experience with CML workspaces, projects, and runtimes. Strong hands-on experience with Cloudera (CDH/CDP) administration. Strong experience with containerization (Docker, Kubernetes). Strong experience with Openshift. Proven experience managing and mentoring data engineering teams. Strong background in ETL pipeline design and implementation. Expertise with Spark, Hive, HDFS, YARN, Kafka, Airflow/NiFi (or similar tools). Ability to design and draw architecture diagrams for data storage and data flows. Solid understanding of Linux, networking, and distributed systems. Experience with cloud platforms (AWS, Azure, or GCP) is a strong plus. Excellent communication and documentation skills. Nice to Have Cloudera certification(s). Exposure to data governance tools and metadata management. Experience in large-scale enterprise or regulated environments. Benefits Attractive, market-leading salary package. Clear career advancement path with professional development opportunities. One-year contract with Xenon7, presenting a significant opportunity for renewal.