לוח משרות דרושים Senior Backend Developer משרה מלאה

A revolutionary large-scale mobile platform, is looking for an outstanding and passionate Senior Backend Engineer to join a rapidly growing team. We work in a fast-paced environment, building a content discovery platform used by millions of users. The service enables unique content discovery experiences allowing users to access and find their favorite content in a simple and accessible way. Our team uses the most up-to-date technologies to build a scalable and resilient product that is growing at a high pace. This is a great opportunity for those looking to make a huge impact on a technically challenging product with a huge audience. We value team players with technical excellence and a sense of ownership who know how to choose the right tool for the right task.
What you'll be doing
Design, develop, test, deploy, maintain, and enhance large-scale software solutions.
Write clean, highly scalable, and top-quality code that sets industry standards.
Work closely with the Product, Architects, DevOps, and BI.
Continuously learn and stay up to date with emerging trends and technologies in the industry.
Drive innovation by researching and implementing new technologies and best practices within the development team

Were looking for a senior-level backend engineer to join our growing Engineering team in TLV.
This role will require you to bring features to the finish line while collaborating closely with other developers, as well as with the Product, QA, Data, and Machine Learning teamsall with the goal of delivering a seamless, joyful experience for our customers.
In this role youll
Help build our products using microservices written in Typescript (using NestJS) and Ruby on Rails running over Kubernetes
Leverage our in-house autonomous tools to manage all development flow, from setting up our development environment to creating git branches and deploying services to production
Collaborate closely with the Product team, in a self-sufficient squad to achieve the squads OKRs
Be the owner of your domain to ensure code quality, performance, and scalability of our products
Coach and mentor other developers and help them elevate their skills.

As part of the Data Infrastructure team, youll help build our companys data platform for our growing stack of products, customers, and microservices.
Our platform ingests and processes data from operational databases, telematics, and diverse product sources. Youll build robust backend services and data processing pipelines, leveraging state-of-the-art frameworks and cloud-native solutions, all while collaborating with Data Engineers, ML Engineers, Analysts, and Product Managers to turn real-world needs into resilient systems.
In this role youll
Design & Develop Backend Services: Lead the design and implementation of backend systems and APIs for our distributed data platform
Build Data Ingestion & Processing: Architect and develop scalable ingestion pipelines with streaming ETL, Change Data Capture, and large-scale batch and stream processing
Own Data Platform Infrastructure: Implement and optimize scheduling, workflow orchestration, and data governance tools to support high-quality, compliant data flows
Drive Engineering Standards: Establish and promote backend best practices, ensuring high reliability, code quality, and maintainability across the team
Cross-functional Collaboration: Work closely with data engineers, ML engineers, product managers, and analysts to translate business needs into scalable backend systems
Mentorship: Share your backend and infrastructure expertise by collaborating, reviewing, and mentoring fellow engineers.

In this special ops-style role, youll tackle the most interesting challengesworking in a small team or independently, with minimal bureaucracy and maximum impact. If you believe coding is craftsmanship and want to think to yourself, "I cant believe Im getting paid for this," youve come to the right place.
In this role you'll
Help build smart, GenAI-powered internal automation tools , driving efficiency across the company
Youll tackle the most interesting challenges in a small team or independently
Leverage our in-house autonomous tools to manage the entire development flow, from setting up our development environment to creating git branches and deploying services to production
Collaborate closely with operations teams across the company
Be the owner of your domain to ensure consistent code quality, performance, and scalability of our products.

We are looking for a Senior Full Stack Engineer.
The AI Core team is at the forefront of innovative AI-driven initiatives. Our goal is to build an indispensable, daily used AI tools that WOWs our members. Our fully empowered, cross-functional squad includes highly skilled engineers working alongside embedded product, design, data, and QA team members to collaboratively shape the future of our platform through impactful AI-powered tools.
Here are a few of the things you will do:
Play a critical role in strategic AI initiatives, influencing product vision and customer experience
Live and breathe the entire codebase, from the backend bytes to the frontend bits
Own your features from product design, through tech design all the way to production and customer usage
Work as part of a Full Stack agile squad, working in high velocity, delivering great quality
Inspire others. Lead by example and make sure our users get the fabulous experience they deserve

Were looking for a Tech Lead Software Engineer to join our Core Platform team, who will be part of the group responsible for infrastructure platform.
This role is ideal for an engineer who's passionate about designing scalable and resilient systems, shaping architectural direction, and driving long-term platform evolution. As a Tech Lead of the team, you'll work closely with architects and senior engineering leadership, and get the opportunity to have a wide impact on the technical direction across the organization.
What youll do:
Lead architectural initiatives and design end-to-end solutions for scale, resiliency, and maintainability as part of the infrastructure platform group
Contribute to the codebase, write production-grade code, build critical components.
Collaborate with architects, product managers, engineers, and DevOps to align platform direction with business goals.
Review system designs and code to ensure quality, performance, and consistency.
Mentor other engineers and help elevate the technical bar for the entire team.

Were looking for a Principal Software Engineer with a builders mindset and a passion for innovation to join our AI Security team at BigID.
Youll play a key role in shaping how organizations adapt and secure their use of AI, working on new initiatives from the ground up. The ideal candidate is a hands-on technical leader who thrives in ambiguity, brings deep backend expertise, and influences cross-team architecture and product direction.
This is a unique opportunity to work on cutting-edge AI Security initiatives in a fast-paced, high-ownership environment.
What Youll Do:
Design scalable, secure solutions to complex technical challenges
Build backend services and infrastructure from the ground up
Drive architectural and technological decisions across products
Collaborate closely with cross-functional teams and mentor engineers
Review design and code to uphold high engineering standards
Explore new technologies and bring innovative ideas into production

Required Senior Backend Engineer, News
Realize your potential by joining the leading performance-driven advertising company!
As a Senior Backend Engineer on the News group, youll play a vital role in developing one of the largest real time big data operation in the world to support over 140TB of new data every day.
How youll make an impact:
As a Senior Backend Engineer, youll bring value by:
Develop one of the largest real time big data operation in the world to support over 140TB of new data every day
Have end to end ownership: Design, build, ship, measure and maintain our products for the biggest OEMs in the world.
Work in a mini-startup environment where you are involved in every aspect of the product development lifecycle, from design to implementation, testing, deployment, KPI measurements and product iterations.
Work on our News products such as: Content Recommendation, Monetization, Personalization and much more which influence millions of users worldwide.
Our Tech Stack:
Java, Kafka, Hadoop, Cassandra, Vertica, MySQL, HDFS, BigQuery, Docker, Kubernetes, Prometheus, Grafana, Airflow, Spark, Redis.

Required Senior Backend Engineer User Data
Realize your potential by joining the leading performance-driven advertising company!
As a Senior User Data Engineer in the Demand group in our Tel Aviv office youll play a vital role in developing one of the largest real time big data operations in the world to support over 40TB of new data every day.
Our Tech Stack: Java, JS, TS, Python, Reactive, Spark, Kafka, Hadoop, Cassandra, Vertica, ES, MySQL, Memcached, HDFS, Iceberg, BigQuery, Druid, Kusto, Docker, K8S, Linux, Prometheus, Grafana, Airflow
Gen AI: Cursor, Junie, GitHub Copilot, Langfuse and much more
How youll make an impact:
As a Senior Software Engineer, youll bring value by:
Design, develop, and address scalability challenges in our user data pipeline and identity graph, ensuring efficient handling of high-throughput, high-performance systems
Have end to end ownership: Design, build, ship, measure and maintain our frontend and backend services
Collaborate with the brightest software engineers team members
Influence directly on the way billions of people discover the internet
Develop at unimaginable scale, serving thousands of requests per second
Work on innovative projects that are the next growth engines
Here are some of the things software developers in our group did in the last several months:
A unique data pipeline for processing and managing user data signals
Driving our data advantage by leveraging real-time user signals to uncover intent and boost key business performance metrics
Develop a complete user identities graph and find deterministic and probabilistic methods to enrich it
An algorithmic model to predict the performance potential of a specific audience
Infrastructure to create unique audiences for advertisers based on various signals (behavioral, contextual, etc)
An A/B tests system to explore variations and experiments over audiences
Understand and use big data algorithms to estimate key business metrics over billions of impressions
Build user interface using React that serve thousands of users.

we seek a Senior Backend Java Engineer to join our team!
Do you thrive on complex problems and want to make a real impact?
we are looking for a talented Senior Backend Java Engineer to join our team and build cutting-edge solutions for the logistics world. You'll work on designing, developing, and implementing features for a robust and scalable platform.
Responsibilities
Designing, planning, and executing the roadmap for the team while focusing on introducing new ways to improve the application performance
Participating and leading the design of complex features
Work closely with product managers to understand the business requirements
Collaborating with team members on technological and architectural topics.

Required Senior Backend Engineer
What You'll Do:
Your Mission. Design, develop, and execute features from concept to production that will have a huge business impact on the core products.
High Impact. Ramp up the technical level of your team and cross-backend engineers, raising the overall engineering quality across the organization.
Own your mission. Develop high-priority projects that contribute to making our products the most scalable, high-velocity solutions on the market.
Lead. As part of a team developing a complex micro-services backend architecture, you'll work with the team and lead us towards solutions for large-scale challenges.
Dream Team. You'll join an agile dev squad of engineers who are all highly talented, very collaborative and excited to hear your opinion.
You will report to the Engineering Team Lead.
Tech Stack:
Work with a modern tech stack designed for scalability and high performance, including Golang, MySQL, PostgreSQL, Elasticsearch, Kafka, RabbitMQ, AWS SQS, AWS cloud services, Docker, and Kubernetes (K8s).

seeking a CFG (Customer-Facing) Developer to support and enhance the secure deployment and ongoing operation of our platform. This role is ideal for an experienced engineer who thrives in complex infrastructure scenarios, enjoys working directly with customer environments, and is excited about building scalable, secure, and maintainable solutions.

You'll work closely with backend engineers, DevOps, and customer success teams to deploy, configure, and support the product in customer-owned infrastructure. This position is critical for ensuring the seamless functioning of our product in highly regulated or restricted customer environments.

Responsibilities
Collaborate with customer success managers and backend/frontend engineers to define deployment-friendly system architecture and integrations for on-prem customers.
Automate installation and upgrade workflows with minimal external dependencies.
Troubleshoot deployment issues in various customer-controlled environments, often with limited observability, and ensure rapid resolution and minimal downtime.
Participate in customer calls to gather insights and continuously improve the on-prem experience.
Contribute to documentation and tooling for internal teams and end users deploying on-prem.

we are the trading and investing platform that empowers users to invest, share and learn. We were founded in 2007 with the vision of a world where everyone can trade and invest in a simple and transparent way. We have created an investment platform that is built around collaboration and investor education. On our platform, users can view other investors portfolios and statistics, and interact with them to exchange ideas, discuss strategies and benefit from shared knowledge. We have over 38 million registered users from 75 countries and our platform is available in 20 languages. We are a fast growing business with over 1,500 employees across 13 offices around the globe, strategically positioned to serve the needs of users. You can find out more about us here.
As a Senior Backend Developer, you will be the team leaders right hand, taking a key role in technical leadership, architectural decisions, and problem-solving in a fast-paced environment. You will work at the intersection of trading and financial services, using your expertise in C#, .NET, Kubernetes, and Azure cloud to build high-performance, secure, and scalable solutions.
Your Role & Responsibilities:
Technical Leadership:
Provide technical expertise and mentorship to the team, promoting best practices and modern technologies.
Play a key role in architectural decisions, ensuring performance, scalability, and security.
Research and introduce new technologies to enhance system capabilities.
Hands-On Development:
Design, develop, and maintain distributed, microservices-based systems in C# and .NET.
Build and enhance trading-related financial services with Azure cloud infrastructure.
Develop and optimize high-performance, fault-tolerant backend systems.
Problem-Solving & Production Excellence:
Tackle complex technical challenges in performance, fault-tolerance, and security.
Own critical production issues, ensuring fast resolution and system reliability.
Work proactively on preventing potential failures before they impact business.
Collaboration & Communication:
Actively participate in requirements definition and system analysis.
Work closely with Product, Finance, and Legal teams to ensure alignment with business goals.
Drive cross-team solutions, balancing complex dependencies and technical constraints.
Results-Oriented Mindset:
Be a self-learner and problem solver with a can-do attitude.
Take ownership of projects end-to-end, from concept to production.
Maintain high-quality standards while delivering under tight deadlines.

Required Senior Back-End Developer
We are revolutionizing the way companies connect with their customers and audiences. We enable B2B marketers fully manage and optimize social media to drive their businesses forward in a scalable and measurable way. Leading B2B organizations all over the world such as ACI Worldwide, Snowflake and Fujitsu are using us to improve and understand their social presence in order to make better business decisions. We are a global, fast-paced, and innovative start up with offices in Ramat Gan, London, and Grand Rapids (MI).
As a Senior Back-End Developer, you will be responsible for designing, building, and optimizing the core backend systems that power our B2B social media management platform. You will develop scalable and high-performance solutions, contribute to architectural decisions, and collaborate closely with cross-functional teams to deliver impactful features. If you thrive in solving complex challenges, enjoy working with modern backend technologies, and are passionate about building robust and efficient systems, we want to hear from you!
Responsibilities
Develop and maintain high-quality software solutions, from planning and design to testing, deployment, and maintenance.
Actively participate in technical discussions and contribute to architectural decisions.
Write clean, efficient, and scalable code while ensuring best practices in software development.
Collaborate closely with cross-functional teams, including Product, Design, and other developers, to deliver features effectively.
Provide technical guidance, share knowledge, and mentor other developers to improve overall team expertise.

Did you know that over 50% of connected devices in hospitals pose critical risks, threatening patient safety? At our company, were not just transforming healthcare cybersecuritywe save lives. Our mission is to empower hospitals and clinics across the U.S. and Europe with cutting-edge solutions that mitigate over 90% of critical device risks. By securing these vital systems, we help ensure patient safety and operational stability, so healthcare providers can focus on what they do best: save lives.

Why join our company?

Create a Meaningful Impact: Join a company at the intersection of cybersecurity and healthcare, delivering a product that safeguards medical/IoT/IT systems and improves patient safety.
Join us and be part of one of Duns Top 5 Best Startups to Work For in Israelan honor weve earned for the third year in a row!
Tackle Exciting Challenges: Work with large-scale data and help shape a platform used by an expanding customer base.
Embrace Cutting-Edge Technology: Were always open to innovation, regularly adopting new technologies suggested by our developers.
Grow with Us: Be part of a growing company with opportunities to advance your career while working on exciting new tools and products.
Hybrid Work Model: Enjoy flexibility with a hybrid work setup (Twice a week from the office)
Prime Location: Were conveniently located by the Bursa in Ramat Gan, right on the train line for easy commuting.

How Youll Contribute:

Build a large-scale data-oriented product for healthcare customers
Design and scale data pipelines handling 300,000 requests/second
Use state of the art tools like Clickhouse and Quickwit to build security products like our NDR and PRM products
Take full ownership of features from concept through design, development, and production.
Work with cross-functional teams in a rapidly growing, innovation-driven environment