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We are looking for a DevFinOps Engineer who is a DevOps expert at heart but possesses a specialized passion for cloud financial management. At Fiverr, this isn't just about reading billing reports, it’s about engineering efficiency. You will join our DevOps team as a technical leader who views cost as a first-class engineering metric, just like performance or reliability. You’ll be the primary architect of our cloud spending strategy while remaining deeply embedded in our core infrastructure and platform work.

What am I going to do?:

* Engineer for Efficiency: You won’t just find savings, you’ll build the automation, tools, and infrastructure changes required to achieve them.
* Bridge the Gap: Act as the translator between Engineering and Finance, turning complex cloud usage data into actionable technical roadmaps.
* Mentor & Evangelize: Serve as the domain owner for the entire engineering organization, teaching teams how to architect for cost-efficiency from day one.
* Full-Stack Cloud Management: Participate in the broader DevOps lifecycle, including IaC, Kubernetes management, DB management, data stream, etc.. ensuring that cost-optimization is baked into our DNA, not treated as an afterthought.
* Advanced Analytics: Leverage data to forecast cloud spend, manage RIs and Savings Plans, and identify "zombie" resources or architectural bottlenecks.

Equal opportunities:
At Fiverr, we’re not about checklists. If you don’t meet 100% of the requirements for this role but still feel passionate about the position and think you have the right skills and qualifications to excel at it, we want to hear from you. At Fiverr, we prioritize diversity. We celebrate difference and embed it into every aspect of our workplace and product, as well as our community. Fiverr is proud and committed to providing equal opportunity employment to all individuals regardless of race, color, religion, sex, sexual orientation, citizenship, national origin, disability, Veteran status, or any other characteristic protected by law. In addition, Fiverr will provide accommodation to individuals with disabilities or a special need.

This is a meaningful and security-oriented role contributing to homeland defense, located at the companys headquarters in Or Yehuda.

Role Description:
Develop and implement data fusion algorithms from various sensors (Track-level / Sensor-level Fusion).
Process sensor data, including noise filtering and time synchronization.
Apply and enhance advanced filters such as the Kalman filter.
Build and evaluate statistical models for different sensors across various coordinate systems (WGS-84, UTM, ECEF, etc.).
Develop error bias calculation algorithms for active and passive sensors (radars, SIGINT).
Integrate and implement algorithms in Real-time / Near Real-time systems.
Participate in lab and field experiments, conduct performance analysis, and produce reports.

Join our R&D team as a Senior DevOps Engineer. Define and create operations tools and processes for a massively scalable system, backing 10,000s of the worlds busiest websites and apps, which will hopefully grow to become the media backbone for the whole Internet.
We offer a fun and supportive environment in which you will constantly learn and evolve, and where your ideas will be embraced and pursued.
Responsibilities:
Manage live production environments
Handle ongoing monitoring and troubleshoot failures
Provide architectural solutions for complex data and processing requirements involving large-scale systems and rapid growth
Manage live environment from server infrastructure all the way to applicative image management layers
Implement system monitoring procedures
Design & implement our systems network topology
Design, implement & develop various solutions according to R&D/Production needs
Work closely with R&D teams to enable delivering features to production
Be part of a 24/7 production support on-call rotation.

we are looking for a senior DSP Algorithms Optimization Software Engineer to join the development of the next phase of a Software Defined Radar. Involves embedded code, ultra high speed real-time host application, and signal processing. You will be part of a winning team in a fast-paced startup-like environment, working on many different components of the entire system. You will have an opportunity to make an impact on the design and implementation of innovative technology in its early stages.
What will your job look like?
Design, build and optimize modules that compute very complex algorithms in real-time on embedded/DSP environment, with memory and bandwidth constraints
Work closely with algorithms teams to produce algorithms that better map to DSP environment.
Design, build and test a real-time application that manages and orchestrates several DSPs that run compute modules.
Plan memory arrangement, data transfers and pipelining of computation, to maximize DSP utilization.

Our ideal candidate is passionate about crafting a new product to serve thousands of enterprise customers by using innovative technology and striving for the best quality and throughput.

As part of this role, you will:

Architect, design, implement, test, and deliver highly scalable products.

Master our development process, culture, and code base, then improve it.

Operate effectively in the hybrid engineering model where engineers are expected to be able to design and implement the necessary work to ensure quality in their own code as well as other engineers.

Mentor others in development technologies, tools, and processes

Present your own designs to internal/external groups and review the designs of others

Develop test strategies, design automation frameworks, write unit/functional tests to drive up code coverage and automation metrics


JR315373

we are looking for a skilled and motivated SW Quality and Test Architect for the Platform OS Department. The Platform OS team of our company is leading a global effort of making the Linux OS as the Automotive Safety OS that will fuel the Autonomous Vehicle and the whole automotive industry. As the technical lead and architect for Quality and Test aspects of the OS teams, you will be contributing to the overall qualification effort of our company while collaborating with OS development teams and architects
What will your job look like:
Work with the system and SW architecture teams closely.
Review and analyze all functional SW requirements from OS features and write the relevant testing and quality requirements for development teams.
Define the key performance indicators and the methodology of measuring and tracking them.
High level design of test scenarios.
Review test design and implementation with development teams.
Define functional requirements from the CI/DevOps teams to satisfy the OS quality needs.
Track the integration between the CI and OS tests.
Manage quality indicators like code quality and coverage indicators.
Mentor OS teams for quality programing and proper testing.
Track and analyze bug escapes on a continuous basis to improve testing coverage and overall quality.
Daily tracking of test coverage, resource utilization and testing time.

You will be part of our copmpany's REM (Road Experience Management) department which is responsible for the automatic High Definition map-making process, which is a key technology in our copmpany's autonomous driving and high-end Driving Assistance systems. This process involves running advanced algorithmic code in a massively parallel way, utilizing Big Data technologies, and as such is a complex system that requires a deep understanding of our map creation process as well as advanced technical abilities. You will be part of our algorithmic teams, being a key team member and owner of development processes.
What will your job look like?
Write clean, modular, and maintainable code in Python to implement algorithms efficiently.
Design and optimize data structures to support algorithmic solutions, ensuring scalability and performance.
Work closely with cross-functional teams.
Write efficient, reliable, and maintainable code to implement algorithms, ensuring high performance and scalability. Debug and troubleshoot software issues as needed.
Contribute to the design and architecture of software systems, ensuring that algorithmic components integrate seamlessly.
Analyze and optimize algorithms for speed, memory usage, and efficiency. Implement parallel processing and optimization techniques to enhance algorithm performance.

We are looking for an experienced MCP (Model Context Protocol) Software Engineer to design, develop, and optimize Model Context Protocol implementations.

You'll work on building robust MCP servers, client integrations, and tools that allow AI systems to securely access and interact with various data sources and services.

Key Responsibilities:

MCP Development & Implementation:
Design and develop MCP servers for various data sources (databases, APIs, file systems, cloud services)
Build and maintain MCP client integrations for AI applications and platforms
Implement secure authentication and authorization mechanisms for MCP connections
Develop custom MCP tools and resources to extend AI capabilities

Architecture & Design:
Architect scalable MCP solutions that handle high-volume data access patterns.
Design efficient protocol implementations that minimize latency and maximize throughput.
Create reusable MCP components and libraries for internal and external use.
Establish best practices for MCP server development and deployment.

Integration & Collaboration:
Integrate to our identity platform.
Work with DevOps teams to deploy and monitor MCP services in production environments.
Partner with security teams to ensure MCP implementations meet. compliance and security requirements.
Integrate MCP solutions with existing infrastructure and third-party services.

Quality & Performance:
Write comprehensive tests for MCP implementations including unit, integration, and end-to-end tests.
Monitor and optimize MCP server performance and resource utilization.
Debug complex issues in distributed MCP environments.
Maintain detailed documentation for MCP servers and integration patterns.

Contribute to Open Source:
Engage with the open-source community, contributing to the development and improvement of MCP.

We are looking for a Exceptional Software Engineer who will help us with our mission to ease Authentication burden for every developer out there

You should be able to build high-quality, innovative and fully performing software in compliance with coding standards and technical design.

The position will have significant more Frontend work than Backend.

We're looking for a DataOps Engineer to join our DataOps team, part of the DevOps & Infrastructure group. In this role, you will ensure the performance, reliability, and scalability of our large-scale (multi-terabyte) database systems that underpin the platform. You will be implementing best practices for database infrastructure, improving complex query performance, security, and maintenance. If you are passionate about data, building complex infrastructure and collaboration in a fast-paced environment, this role will be a great fit for you.
How Youll Spend Your Day
Manage, maintain and monitor our ClickHouse, Microsoft SQL Server, PostgreSQL, and OpenSearch databases, ensuring HA, backups, and proper security measures to protect data integrity
Use scripting tools (Python, Bash, PowerShell) to automate regular database and CI/CD tasks.
Collaborate closely with R&D, Security, and Product teams to enhance data infrastructure
Help plan migrations or deployments of database systems to the cloud when needed

We're looking for a sharp and experienced Mac Developer to join our Advanced Technologies team to build a flexible and modular endpoint protection agent. You will work with other developers and are expected to have vast experience with Mac Internals, security oriented development.
As a team member, you will harness your skills to help millions of individuals and organizations fend off any malicious activity - practically defend the world from evil : )
Responsibilities:
Be part of the design, development, and optimization of MacOS internals and system components.
Architect solutions for complex system-level challenges, ensuring robustness and scalability.
Collaborate with cross-functional teams to deliver high-quality software solutions.
Mentor junior developers, providing guidance on best practices in system-level programming.
Conduct code reviews and ensure adherence to industry standards and security protocols.
Stay current with the latest MacOS developments and contribute to the technical direction of projects.

we are looking for a Senior Data Scientist.
As a Data Scientist, you will be a part of a large and innovative data science group, working closely with Dev teams and product managers, to create business value through Data Science and Machine Learning methods using cutting edge technology, on large and diverse datasets.
The Role consists of understanding customers' needs and product requirements, exploring data, identifying and defining functionality from conception to delivery, creating and improving algorithms and ML pipelines, building measurement tools, providing data visualizations, and more.
Deliver end-to-end ML products - including data processing, problem analysis, research, model development, validation and metrics, implemented in production and with online testing.

we are seeking an experienced Backend Team Lead, to build and lead a high-performing backend engineering team while driving critical technical initiatives across our platform. This is a pivotal role where you'll balance hands-on technical contribution with people leadership, shaping both our engineering culture and technical architecture.
You'll own significant parts of our backend infrastructure - from large-scale image processing pipelines and AI model serving systems to distributed cloud architecture and RESTful APIs.
As a technical leader, you'll mentor engineers, drive architectural decisions, and ensure our systems scale to handle billions of images while maintaining reliability and performance.
Additionally, you will serve as a Squad Lead, managing a cross-functional business unit that includes both Backend and Frontend engineers, driving end-to-end product delivery.
This role offers the opportunity to directly impact growth by building the team and systems that power our AI-driven photo editing platform used by professional photographers worldwide.
Responsibilities
Lead, mentor, and grow a team of Backend engineers, conducting 1-on-1s, performance reviews, and career development planning.
Lead a cross-functional squad (Backend + Frontend engineers) as a Squad Lead, driving product initiatives from conception to delivery.
Drive technical strategy and architectural decisions for Backend systems, ensuring scalability, reliability, and maintainability.
Develop and optimize scalable, distributed systems on cloud infrastructure.
Balance hands-on technical work (coding, design reviews, troubleshooting production issues) with team leadership and strategic planning.
Conduct code reviews and establish best coding practices, ensuring adherence to engineering standards across your team.
Monitor system health and lead incident response efforts to ensure high availability of customer-facing services.
Foster a culture of ownership, continuous improvement, and technical excellence within your team.

we are seeking a highly skilled and motivated Full Stack Engineer to join our dynamic development team.
In this role, you will be responsible for a challenging overall development and implementation of front and back-end software applications, from designing architecture to high-level programming, performance testing, and systems integration.
Responsibilities:
You will build client side applications with reusable code and modular components.
Collaborate with cross-functional teams, including product managers, designers, and other engineers, to understand project requirements and translate them into technical solutions.
Design, develop, and maintain user-friendly and responsive web applications using TypeScript and other modern web technologies.