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We develop cutting-edge technology in Silicon Photonics, which is revolutionizing connectivity and communication in data centers. Silicon photonics is becoming a standard technology used for high-performance systems, solving challenges related to performance, integration, power, and cost. This technology is also growing rapidly in other markets, such as healthcare, LIDARs, and other sensors. We are committed to solving difficult problems in a smart and simple way, thinking outside the box, leveraging the knowledge and know-how of our team members, and working together to create magic. Our company culture is characterized by accountability for our ethics and for being fair to every employee, customer, supplier, and partner. We believe in working hard and having fun on the way to success. We welcome you to join our team - apply for your next career opportunity with us! We are looking for a Full Time Lab Technician to join our R&D team.
 
Responsibilities:
Identify and work with laboratory equipment, tools, supplies, and materials. Maintain the lab area and equipment in a safe and organized manner. Perform basic lab equipment maintenance as scheduled and in accordance with lab/equipment manual specifications. Perform multiple concurrent tasks at several different equipment stations to maintain acceptable job flow. Read, comprehend, and follow technical manuals and protocols. Fill out all assigned reporting forms in a timely manner. Read and interpret prescription specifications.
Working Environment: Work is primarily performed in an optical laboratory setting. The environment is often fast-paced and deadline-oriented.

Introducing Chargeflow Welcome to Chargeflow, where innovation meets expertise. We're not just another startup; we're a dynamic and rapidly expanding company driven by seasoned leaders in the world of fintech and eCommerce. Our passionate team is on a mission to tackle one of the most pressing issues plaguing online businesses today: chargeback fraud. This insidious menace all too often results in substantial losses, both in revenue and profits. Join us on our journey as we revolutionize the fight against chargeback fraud. Who We're Looking For - The Dream Maker The position is a rare hybrid role combining data analytics payments expertise persuasive storytelling, and AI Agents management You’ll become a subject-matter expert in payment-disputes and AI+ behavioral decision-making. This will enable you to analyze the full dispute lifecycle, QA and improve AI agent performance, and build compelling evidence defense cases that convince card-issuers to reverse disputes. Over time, you’ll take on full product ownership - from data ingestion to AI calibration - truly making this one of the most futuristic analyst roles in the industry. Primary Responsibilities Master the Domain: Learn card scheme (e.g. Visa) rules & PSP (e.g. PayPal) workflows. Analyze & optimize performance across the dispute funnels, identify improvement areas, and increase win rates and recovery rates, as well as create dashboards for monitoring. Combine data and dispute rules into persuasive evidence that resonate with human decision-makers. Manage the AI agents structure, logic, prompts and optimize outputs and processes in collaboration with Product & Engineering teams. Secondary Responsibilities
* Support Proof of Concepts for VIP clients, including select customer-facing work.
* Collaborate with the offsite Operations team on manual processes and new data integrations.

We are looking for a Office Admin Temp.
You'll get to work with an amazing entrepreneurial team that is driven by a desire to grow, support, and encourage growth in others. Creating and inspiring others to create.
Our Temp Office Admin will ensure the smooth functioning of the day-to-day office operations in order to provide a quality, comfortable, clean, safe, and secure work environment, adhering to the companys standards.
You must be able to work Mondays and Wednesdays from our Jerusalem Office in Givat Shaul 8/8:30 - 14:00/14:30. Work from home and flexible hours on the other days.
Responsibilities:
Stocking of the kitchen on in-office days, Mondays and Wednesdays
Including picking up office groceries at local stores
Inventory and ordering of office supplies.
Purchasing of equipment, services, food, etc.
Coordination of office equipment maintenance and repairs
Oversee the cleaning of the office
Serve as the contact person to building management
Oversee the company parking system
Serve as the first contact for the alarm company
Greet visitors at the front door, receive deliveries, and collect the mail
Assist with company events and various errands as they arise
Assist the HR Manager, CTO and CEO with administrative tasks and errands.
Administrative work for the content team (optional)
Other tasks as they arise