דרושים » תוכנה » AWS Cloud Developer (Tech Lead)

were on a mission to help engineering teams build secure software, faster.
Were looking for a Senior Backend Engineer to join our growing team and shape the core of our Application Security Posture Management (ASPM) platform.
Responsibilities
‍Design & Build scalable backend services and APIs that power open security platform.‍
Lead the development of microservicesprimarily serverless and K8Son AWS, ensuring reliability and high performance.‍
Collaborate with product and security teams to translate requirements into elegant technical solutions.‍
Own Delivery end-to-end: architecture, implementation, automated testing, CI/CD, and production monitoring.‍
Champion Best Practices around code quality, documentation, observability, and security-by-design.‍
Mentor & Guide teammates, sharing knowledge on cloud infrastructure, DevOps, and modern backend architecture.

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.

Were looking for a Senior Software Engineer to join our growing R&D team. In this role, you will play a critical part in designing, building, and optimizing complex systems that power our AI-driven platform. Youll work across the stack- primarily on backend services - with opportunities to influence architectural decisions and build highly scalable and performant systems. Youll collaborate closely with AI, product, and frontend teams to bring advanced features to life and ensure a seamless, intelligent experience for our users.

This is a high-impact role for someone who is passionate about engineering excellence, eager to shape systems end-to-end, and ready to grow with a fast-moving, AI-first company.



Key Responsibilities:

Design, develop, and maintain robust backend systems and services.
Ensure the scalability, performance, and security of backend components.
Collaborate with front-end developers and data teams to integrate user-facing elements with server-side logic.
Optimize the platform's infrastructure to handle large-scale data processing and analysis.
Troubleshoot and debug complex issues, identifying and implementing the most effective solutions.
Contribute to the architecture and system design decisions for the backend infrastructure.
Stay up to date with industry trends and new technologies to continuously improve backend performance.

we are hiring a Senior Backend Engineer to join the Platform Team in Tel Aviv-Yafo, Israel.
The Platform Team is dedicated to developing mobile platform, delivering a reliable, fast, and secure experience for mobile users.
What You'll Do:
Lead the backend development of the new mobile application.
Design, implement, and maintain high-performance microservices that support low-latency and high-throughput operations.
Develop and optimize ' mobile API to ensure a seamless and scalable experience for our mobile users.
Collaborate with cross-functional teams to design systems that meet operational and business goals.
Research and implement cloud-native architectures to support ongoing growth and scalability.

The Cyberquant team is looking for a Senior Software Engineer to join the Cyberquant small team as a significant/core position to provide hands-on leadership to support business continuity and primary source for knowledge transfer. Also extend expert skills (Architecture, SaaS scalability, etc.) to support the growth of the product to a very large scale, keeping high availability and stability as a standard.
As a Software Development Engineer Leader, you will:
Plan and execute high quality developments end-to-end meeting all development standards
Improve, validate and innovate algorithms, calculations and analytics throughout all system components and integration points.
Work in a fast-paced and agile work environment with business-oriented delivery focus.
Communicate with team members, other technical teams and management to collect requirements, identify tasks, provide estimates and meet production deadlines
Self-study, maintain and debug existing system
Review and rewrite legacy code to latest technologies.

We are At Cross River, we're building the financial infrastructure that powers global innovation. With our cutting-edge suite of embedded payments, cards, and lending solutions, we enable millions of businesses and consumers to transact seamlessly and securely. With 900+ employees worldwide and an R&D center of over 160 employees in Jerusalem - we’re reshaping how financial technology is developed and delivered. .

The Role:
We are looking for a backend engineer who can design, build, and operate highly reliable Node.js services on AWS that enable generative?AI capabilities across our products and internal workflows. You will create scalable APIs, data pipelines, and serverless architectures that integrate large?language?model (LLM) services such as Amazon Bedrock, OpenAI, and open?source models, enabling teams to safely and efficiently leverage generative AI.

Who You Are:

* You have experience building Retrieval?Augmented Generation (RAG) systems or knowledge?base chatbots.
* You're Hands?on with vector databases such as Pinecone, Chroma, or pgvector on Postgres/Aurora.
* Have AWS certification (Developer, Solutions Architect, or Machine Learning Specialty).
* Experience with observability tooling (Datadog, New Relic) and cost?optimization strategies for AI workloads.
* Background in microservices, domain?driven design, or event?sourcing patterns.

What You’ll Actually Be Doing:

* Design and implement REST/GraphQL APIs in Node.js/TypeScript to serve generative?AI features such as chat, summarization, and content generation.
* Build and maintain AWS?native architectures using Lambda, API Gateway, ECS/Fargate, DynamoDB, S3, and Step Functions.
* Integrate and orchestrate LLM services (Amazon Bedrock, OpenAI, self?hosted models) and vector databases (Amazon Aurora pgvector, Pinecone, Chroma) to power Retrieval?Augmented Generation (RAG) pipelines.
* Create secure, observable, and cost?efficient infrastructure as code (CDK/Terraform) and automate CI/CD with GitHub Actions or AWS CodePipeline.
* Implement monitoring, tracing, and logging (CloudWatch, X?Ray, OpenTelemetry) to track latency, cost, and output quality of AI endpoints.
* Collaborate with ML engineers, product managers, and front?end teams in agile sprints; participate in design reviews and knowledge?sharing sessions.
* Establish best practices for prompt engineering, model evaluation, and data governance to ensure responsible AI usage.


Why You’ll Love Working Here:
We’re a collaborative, humble, and fast-paced team that takes pride in building real solutions to real problems. You’ll work on meaningful products that empower businesses and people, alongside curious, supportive teammates who are always up for a challenge. Innovation and ownership are part of our DNA—and we’re just getting started.

Next Step:
Hit Apply. Bring your AI vibes. We’ll bring the challenge - and the snacks.

Required Staff Engineer
The Campaign-Orchestration group is responsible for the reliable, scalable, and timely delivery of billions of personalized messages and campaigns across multiple channels (email, SMS, push, web, and more). As a Staff Engineer, you will be the technical lead and driving force behind the groups most complex initiatives. You will work closely with engineers, tech leads, architects, and product managers to solve high-scale distributed systems challenges, improve performance, and design robust, future-proof systems.
This role is ideal for experienced software architects and senior developers who are passionate about system architecture, performance at scale, and leading cross-team engineering efforts without formal management duties.
Key Responsibilities
Act as the technical authority for large-scale backend systems within the Execution group.
Gain deep understanding of the Orchestration groups services, the campaign targeting flow, and how the product works as a whole, in order to make architectural decisions in the broader product context.
Champion the groups strategic adoption of AI and Vibe Coding practices, becoming a key enabler for increasing developer efficiency through the use of cutting-edge AI development tools.
Lead the design and implementation of distributed, high-throughput, low-latency services that support billions of message executions monthly.
Partner with Engineering Managers and Architects to shape the groups long-term technical vision and architecture roadmap.
Define and enforce engineering standards and best practices across services.
Conduct in-depth design and code reviews, mentoring other engineers and elevating technical excellence.
Proactively identify cross-cutting concerns and drive group-wide engineering initiatives (e.g., observability, resiliency, fault tolerance).
Analyze and improve system bottlenecks in data flow, message queuing, storage, and processing pipelines.
Take ownership of non-functional requirements such as reliability, scalability, maintainability, and security.
Collaborate with Product and Data Science teams to ensure engineering plans align with business priorities.

Were looking for someone who leads by example, thrives in cross-functional environments, and is passionate about scalable, intelligent systems.



Key Responsibilities

Take a proactive role in a business-driven Squad and own your domain
Design, implement, test, deploy, and monitor backend infrastructure and business features
Maintain high-quality standards and write readable, testable, modular, and maintainable code
Build tools and processes to improve and accelerate our development lifecycle and take our road safety solutions to the next level
Collaborate while sharing your knowledge with other team members throughout the R&D
Guide and mentor engineers across teams, fostering collaboration and elevating technical standards
Take ownership of backend infrastructure initiatives, from design to implementation, with a focus on scalability, maintainability, and system performance
Contribute to the adoption and integration of Generative AI tools and practices to enhance developer productivity and code quality
Shape core infrastructure decisions and lead backend architecture at scale
Act as a multiplier for engineering excellence through strong cross-functional collaboration

We're in search of an exceptional Backend Engineering Team Leader, ***No Managerial Experience Necessary!*** someone with a wealth of hands-on software engineering expertise. As part of our core product team, you'll be at the forefront of crafting a groundbreaking solution that leverages cutting-edge technology to combat fraud. Our ultimate goal is to equip our clients with resilient safeguards against chargebacks, empowering them to safeguard their revenue and optimize their profitability. Join us on this thrilling mission to redefine the battle against fraud.

Your Arena:
Take a leading role in the team of talented engineers, share your experience and demonstrate your expertise building our market-leading product.
Design and implement the infrastructure of the system including the ingestion, algorithms, performance optimizations, and interactive applications.
Build a highly scalable data platform for diversified and complex data flows
Have end-to-end ownership: Design, build, ship, measure, and maintain our backend services. You build it - you own it.
Work closely with our fantastic Product team that created an industry-leading SaaS Product-Led-Growth offering.
Join us in building a professional, fun company and engineering culture with the highest standard.

We are looking for a Principal Software Engineer to join our team and revolutionize the way our system is built.

What your day will look like:
The correlation team is an integral part of the platform group, focused on developing and enhancing the core algorithms that power the products.
As a part of this team, you will be at the forefront of innovation, driving the development of the "Correlation" engine, a proprietary secret sauce algorithm, central to the platform's data-related capabilities, and fortified by a portfolio of patents.
As a Principal Software Engineer on the correlation team, you will lead the research, design, and implementation of the cutting-edge algorithms and infrastructure that drive the Platform. You will strategize and execute engineering efforts to achieve high scalability and performance. This role offers a unique opportunity to contribute to groundbreaking technology and shape the future of cybersecurity asset management.
Responsibilities:
Be a key member of the R&D team, solving and implementing complex engineering challenges.
Leading end-to-end implementations of technologies at the core of product.
Research solutions using data
Be hands-on: conduct research, perform POCs, and solve complex engineering challenges.
Contribute best practices and architectural leadership to our backend applications