לוח משרות דרושים מתכנת Python משרה מלאה

We are looking for a Senior Data Scientist (Applied AI).
As a Senior Data Scientist on our Applied AI team, you will join our Tel Aviv office and play a hands-on, end-to-end role in delivering innovative capabilities that help mayors and other city leaders understand their communities and improve the lives of millions worldwide. Reporting to the Applied AI Team Lead, you will collaborate with product, engineering, and fellow data-science teammates to turn cutting-edge research into production-ready solutionsquickly, reliably, and with maximum real-world impact. Youll work with a rich mix of data sources (including social media, news stories, survey results, resident feedback, and more) to create models and AI-powered features that scale.
Day to Day:
Design, build, and deploy AI and machine-learning solutions, from data exploration through modeling, evaluation, and integration into customer-facing products and internal tools.
Optimize models for quality and scalability through feature engineering, hyper-parameter tuning, runtime profiling, and thoughtful architectural choices.
Build and maintain data pipelines using tools such as Airflow, Spark, and Databricks to ensure clean, reliable inputs for downstream models.
Collaborate closely with product managers, engineers, and designers to refine problem statements, iterate rapidly, and ship impactful features on schedule.
Champion technical excellence by conducting code reviews, sharing best practices, and mentoring teammates across data science and engineering.
Stay current with the latest developments in AI-including LLMs, RAG systems, and AI agents-and proactively propose ways to incorporate new techniques into our workflows.
Work an in-person or hybrid schedule, spending at least three days per week in our Tel Aviv office.

We are looking for an experienced Data Scientist who can leverage and develop innovative machine learning, NLP, and generative AI technologies, for solving problems within a wide scope.

As a part of our ML Foundations team, you will work on highly complicated challenges, from research to production, and help shape our algorithms and AI capabilities. You will work with Data scientists, Software engineers, Product Managers, and business owners on growth opportunities and new ideas.

You should have a strong background and experience in the machine learning pipeline through business understanding, research, data exploration, feature engineering, model building, performance evaluation, testing, production-level code and deployment, model monitoring, and maintenance.

What am I going to do?
Take leading roles in innovative and cross-domains projects using cutting-edge technologies
Research and development of foundation data science capabilities
Work closely with various departments in the company to provide advanced Data Science solutions end to end.
Write and own tools and frameworks that will integrate in production models.
Build frameworks to train, evaluate, deploy and monitor machine learning models using reliable and scalable infrastructure.
Create modular, reusable code libraries and tools to streamline model development, evaluation, and testing processes.
Independent research and innovation in new content and technological domains.
Lead and advise other team members.
Continuously produce new initiatives and improvement ideas.

Team up with the DevOps team to design and implement scalable systems that will keep Fiverr running smoothly and support our significant business growth.

You will join an innovative, high-performance team and work with cutting-edge technologies in a dynamic and agile environment.

What am I going to do?
Maintain and build a large-scale, highly available cloud infrastructure focusing on K8S.
Improve resiliency and cost efficiency of our cloud infrastructure.
Automate tasks and error-handling scenarios.
Develop and adopt new tools to make Development and Operations processes at Fiverr more efficient.
Collaborate with developers to optimize service performance, reliability, and scale.
Evolve and maintain Fiverrs AWS infrastructure by improving and adopting new services.
Maintain Fiverr availability by participating in DevOps on-call shifts.
Mentor DevOps engineers.

As a Senior Software Engineer , youll design and build high-performance APIs and infrastructure that power our core systems. Youll work on developing frameworks used by services that demand supporting millions of users across the world.

The right person for this role is passionate about building systems that are optimized for scalability, efficiency, quality, and uptime. If you are someone who gets excited with sub-millisecond service response time in a large scalable platform, then this is the role for you. You will be working with cutting-edge technologies such as Kotlin, Nodejs, Typescript, Kafka, AWS, Kubernetes, MongoDB, Redis, and many more...

What am I going to do?
Manage the full development lifecycle: architecture, design, development, deployment, and monitoring.
Develop highly scalable, reliable, and maintainable core services with robust testing.
Collaborate closely with team members to meet product, tech and business objectives.
Explore and experiment with emerging technologies to ensure future scalability and growth.

We're looking for a talented Backend Engineer to join our algo & ML team. You'll play a pivotal role in enhancing the search experience for 10s of millions of users worldwide, designing and implementing advanced algorithms that make our platform more intuitive and effective.



What am I going to do?
Develop and optimize the core retrieval systems that form the backbone of our search architecture, focusing on enhancing the recall and precision of search results.
Utilize technologies like Elasticsearch, Lucene, Vespa, and machine learning models to build scalable search retrieval systems solutions that form the primary source for our search platform.
Work closely with data scientists, product managers, and fellow engineers to integrate machine learning models and algorithms.
Use search metrics such as nDCG, MRR, and user behavior analysis to pinpoint improvements, and conduct rigorous A/B testing and online experiments to validate changes and assess their impact.
Address complex business challenges related to retrieval by breaking them down into manageable components, conducting in-depth research, and pioneering innovative features for search retrieval.

JR304076
In this role, you will have a crucial role in designing and implementing cloud-based infrastructure and platform tools for Salesforce Agentforce. This role requires high technical skills along with a strong affinity for architecture, Infra scaling, performance, and Infrastructure development to improve the performance and scalability of systems. You will be leading the R&D teams development methodology, tools, and frameworks and make a significant impact on the go-to-production process for an auto-scaled cloud system.

Who Youll Work With:

You will be a part of the Salesforce AI Platform, an AI technology that makes all Salesforce products smarter and powers Agentforce. In AI Platform, we develop AI solutions for all Salesforce clouds. We automate data entry and predictive analysis so our customers can make every selling moment count. Our AI solution prioritizes the best next steps, helps to win more opportunities, makes better decisions, increases forecast accuracy, and more.

Salesforce AI Platform group comprises data scientists, engineers, and growth analysts dedicated to driving product strategy with data-driven insights.

Responsibilities:

Key role in designing and implementing cloud-based AI and Generative AI Infrastructure and services as part of the Salesforce AI Platform. Build a large-scale infrastructure to support the AI Platform for Salesforce Engineers and Data Scientists. Utilize best architecture/capabilities across different underlying platforms while avoiding duplication of functionality (i.e., one implementation of each significant component) and building shared services across multiple applications.

Develop software solutions by studying information needs, and systems flow, data usage, and work processes, investigating problem areas, following the software development lifecycle.

Support software engineers by providing advice, coaching, and educational opportunities.

JR295379
As a Backend Software Engineering, your job responsibilities will include:

Build new and exciting components in an ever-growing and evolving market technology to provide scale and efficiency.

Develop high-quality, production-ready code that can be used by millions of users of our cloud platform.

Make design decisions on the basis of performance, scalability, and future expansion.

Work in a Hybrid Engineering model and contribute to all phases of SDLC including design, implementation, code reviews, automation, and testing of the features.

Build efficient components/algorithms on a microservice multi-tenant SaaS cloud environment

Code review, mentoring junior engineers, and providing technical guidance to the team (depending on the seniority level)

JR295989
As a Backend Software Engineering, your job responsibilities will include:

Build new and exciting components in an ever-growing and evolving market technology to provide scale and efficiency.

Develop high-quality, production-ready code that can be used by millions of users of our cloud platform.

Make design decisions on the basis of performance, scalability, and future expansion.

Work in a Hybrid Engineering model and contribute to all phases of SDLC including design, implementation, code reviews, automation, and testing of the features.

Build efficient components/algorithms on a microservice multi-tenant SaaS cloud environment

Code review, mentoring junior engineers, and providing technical guidance to the team (depending on the seniority level)

We are seeking a highly motivated and results-driven Senior Data Scientist to join our expanding data group. You will work directly with our team of data scientists and analysts, leading the research and development of innovative analytics products. Were seeking someone who is not afraid to roll up their sleeves, dive into the data, and deliver impactful solutions.
What youll do:
Design & Develop cutting edge, scalable and robust big data pipelines, integrated with operational applications, deployed at hundreds of ships around the world.
Design & Develop best practice big lakehouse semantic data.
Serve as internal and external users, semantic data focal point.
Be a pivotal part in a highly professional data team.

Were looking for a Software Engineer with a passion for solving tough technical challenges, working across the stack, and building systems that matter. This is your opportunity to work on an advanced, real-world product involving computer vision, edge computing, and scalable cloud architecture.
🚀 What Youll Do:
Design and implement robust, scalable components across the software stack.
Take end-to-end ownership of complex featuresfrom concept to deployment.
Collaborate with product managers, system engineers, and AI researchers to build integrated solutions.
Contribute to a high-performance platform that combines real-time sensor data, video analytics, and cloud services.
Build and maintain CI/CD pipelines and automated test frameworks.
Lead with qualitywriting clean, testable code and applying TDD principles.
Mentor teammates, share knowledge, and help set best practices across the team.

Were looking for a Senior Software Engineer with a passion for solving tough technical challenges, working across the stack, and building systems that matter. This is your opportunity to work on an advanced, real-world product involving computer vision, edge computing, and scalable cloud architecture.
🚀 What Youll Do:
Design and implement robust, scalable components across the software stack.
Take end-to-end ownership of complex featuresfrom concept to deployment.
Collaborate with product managers, system engineers, and AI researchers to build integrated solutions.
Contribute to a high-performance platform that combines real-time sensor data, video analytics, and cloud services.
Build and maintain CI/CD pipelines and automated test frameworks.
Lead with qualitywriting clean, testable code and applying TDD principles.
Mentor teammates, share knowledge, and help set best practices across the team.

Were growing fast and looking for an experienced Software Engineering Team Lead to join our R&D leadership and drive key backend initiatives. If youre passionate about leading teams, building scalable systems, and working on a product that impacts the real worldyoull love this role.
What Youll Be Doing:
Lead and mentor a team of backend engineershands-on.
Architect robust, scalable cloud-based systems in a real-time, mission-critical environment.
Collaborate with Product, Algo, and System teams to bring new features and capabilities to life.
Plan and deliver complex engineering projectsfrom design to deployment.
Shape engineering culture, set standards, and improve development workflows (CI/CD, testing, code quality).
Recruit, onboard, and develop top talent as the team grows.
Report directly to the VP R&D and help shape the companys technical roadmap.

Be the full tech owner of your teams products - lead code reviews, and help maintain a high level of code: Writing clean, high-quality, high-performance, maintainable code.

End-to-end professional responsibility over your teams Agile development life-cycle

Growing and mentoring your team members

Serve as a force multiplier for your team by identifying and implementing process improvements.

Hands-on approach - designing, coding, and delivering features to production

Writing clean, high-quality, high-performance, maintainable code

Collaborate in an environment involving various stakeholders within the company by planning, brainstorming, and sharing feedback.

Coordinate cross-functionally to ensure the project meets business objectives and compliance standards

Triage product or system issues and debug/track/resolve by analyzing the sources of issues and the impact on the production

we are looking for a Software Engineer - Cloud Security
Your Role:

Writing clean, high-quality, high-performance, maintainable code
Collaborate in an environment involving various stakeholders within the company by planning, brainstorming, and sharing feedback.
Coordinate cross-functionally to ensure the project meets business objectives and compliance standards
Triage product or system issues and debug/track/resolve them by analyzing the sources of issues and their impact on production.
Participate in code reviews

We are seeking an experienced Backend Tech Lead to join our recommendations group. As a Tech Lead, you will be instrumental in shaping the technical direction and architecture of our backend systems. You will leverage your deep expertise in backend technologies to design, build and scale backend services while guiding a group of engineers toward delivering robust, high-performance solutions. This role offers the opportunity to collaborate with cross-functional teams and contribute to projects that impact the entire organization. If you're a leader with a passion for backend development, we would love to have you on board!

Role

As a Backend Tech Lead, your responsibilities will include:
Mentoring and guiding backend engineers to ensure high-quality code and effective development processes.
System design and architecture: Designing scalable, efficient, and secure backend systems, including APIs and data storage solutions, using technologies like Python, MySQL, Redis and Elasticsearch.
Tech stack evolution: Driving improvements in backend technologies, frameworks and development practices.
Cross-functional collaboration: Working closely with product managers, frontend teams and other stakeholders to ensure backend services meet business requirements and technical specifications.
Performance and scalability: Ensuring that our backend services are highly available, scalable and optimized for performance.
Cloud infrastructure: Overseeing cloud services and ensuring backend systems are seamlessly integrated with cloud platforms.
Code quality and best practices: Writing and maintaining clean, maintainable and well-documented code, while fostering a culture of code reviews, continuous improvement and adherence to best practices.
Technical leadership: Owning the technical direction of backend systems, making key architectural decisions and promoting industry best practices within the group.