דרושים » ניהול ביניים » Backend Tech Lead

We are establishing a new backend group that will take full ownership of a core application area.
We are looking for a Senior Backend Developer who will lead the backend effort end-to-end - from initial architecture and technology choices, through implementation and scaling, and into long-term ownership and evolution.
This is a hands-on technical leadership role. You will design, build, and own production systems, work closely with multiple teams, influence product direction, and set the technical bar for the group.
We embrace an agile mindset - you should be comfortable with context switching, handling multiple priorities, and adapting quickly to changing requirements.
Responsibilities:
Take full ownership of the backend architecture for a major application area
Design and implement scalable, reliable, and maintainable backend systems
Lead technical design and decision-making, including technology and architecture choices
Work closely with product, frontend, platform, and other backend teams
Participate in product vision discussions, brainstorming, and planning sessions
Translate product requirements into robust technical solutions
Write high-quality, production-grade code
Drive debugging and root-cause analysis of complex production issues
Ensure best practices in performance, reliability, security, and observability
Mentor and technically guide other backend engineers as the group grows

We are looking for a Backend Tech Lead to drive the architecture and development of our AI-powered language learning platform. In this role, you will design and implement backend systems that directly impact millions of learners worldwide. You will architect scalable services that power real-time AI conversations, ensuring low-latency performance and reliability while building the foundation for our next generation of language learning features.
What Youll Do:
Design, develop, and maintain high-performance backend services and APIs (REST and gRPC) that power AI-driven conversational experiences.
Build and optimize asynchronous Python applications capable of handling real-time audio/text processing at scale.
Ensure seamless, low-latency integration between mobile and web clients and our AI backend platform.
Drive technical decisions on system architecture, focusing on low latency and fault-tolerance.
Collaborate with AI/ML, mobile, DevOps, and product teams to deliver end-to-end solutions that delight our users.
Work within CI/CD workflows to ensure smooth deployments and maintain high code quality standards.
Optimize system performance and resource utilization while maintaining reliability SLAs for our growing user base.

We are looking for an experienced Backend Team Lead to join our Harmony SaaS Security group and lead the development of our Data Loss Prevention (DLP) platform.
Our team was born from a successful cybersecurity startup acquisition and operates with a startup mindset inside a global cybersecurity leader. We focus on building advanced security solutions that protect organizations from sensitive data exposure across modern SaaS environments.
As a Backend Team Lead, you will own the architecture and evolution of a large scale DLP platform responsible for detecting, analyzing, and protecting sensitive data across thousands of organizations and millions of SaaS events.
You will lead a team of highly skilled backend engineers, working with a modern cloud native stack including Go, GCP, Kubernetes, Kafka, and Postgres, and will design systems that process and analyze massive volumes of security data in real time.
This role combines technical leadership, system architecture, and hands-on development, with opportunities to shape the future of our platform, introduce AI-driven security capabilities, and drive engineering excellence across the team.
If you enjoy building large scale distributed systems, leading strong engineers, and solving complex security problems, we would love to meet you.
Key Responsibilities
Lead and grow a team of backend engineers, fostering a culture of ownership, innovation, and engineering excellence.
Own the technical direction and architecture of the DLP product and its backend services.
Design and build high scale distributed systems that ingest, process, and analyze large volumes of SaaS security events.
Drive architectural decisions around event driven systems, data pipelines, and cloud native infrastructure.
Collaborate closely with product managers, security researchers, and data teams to deliver impactful security capabilities.
Mentor engineers through technical guidance, architecture discussions, and code reviews.
Ensure high standards for performance, reliability, scalability, and observability.
Build and optimize systems leveraging technologies such as Kafka, Kubernetes, and GCP services.
Drive innovation by exploring and integrating AI-based capabilities for advanced data classification and security detection.
Maintain operational ownership of production systems, including monitoring, troubleshooting, and continuous improvements.

A leading and innovative company in the field of cyber threat intelligence is looking for a Backend Team Lead to join our growing engineering group and lead one of our core backend teams.
In this role, you will lead a team responsible for building and scaling mission critical backend services that power our intelligence platform handling large volumes of data, complex pipelines and high-availability systems. You will combine people leadership with hands-on technical leadership, working closely with product, research and operations to deliver reliable, scalable solutions that directly support the companys growth and business goals.
What Youll Be Doing;
Lead and grow a backend engineering team, creating a culture of ownership, quality, and continuous improvement.
Own the design, development, and delivery of backend services, APIs and data pipelines in a cloud-native, microservices-based environment.
Work closely with Product, Research, and Operations to translate business and intelligence needs into scalable technical solutions.
Drive technical and architectural decisions within your domain, balancing performance, reliability, and cost.
Maintain high engineering standards through code reviews, testing, and CI/CD best practices.
Be hands-on in the code (around 50-60%), leading by example.
Take full ownership of your teams roadmap, delivery, and technical health.
Technology stack includes: C#, NestJS, Kubernetes, Kafka, and various relational and non-relational databases, Elasticsearch.

We develop the AI infrastructure that powers the AI experience throughout the product. We ensure the production AI platform is stable, reliable and secure.
Our mission is not only to build AI-powered features, but to enable every product team to build reliable, scalable, and high-quality AI experiences.
We work with modern LLM technologies, agentic workflows, MCP, retrieval systems, evaluation pipelines, distributed systems, and production-grade AI infrastructure, deploying to production multiple times a day.
Job responsibilities
What You'll Do
As a Tech Lead, you'll play a key role in shaping the future of AI .
You'll combine deep technical expertise with strategic thinking, helping multiple teams build production-ready AI experiences while driving engineering excellence across the organization.
In this role you will:
Lead the technical direction of one of AI domains.
Design scalable AI architectures and production-ready agentic systems.
Drive technical decisions around LLMs, Retrieval, Tool Calling, MCP, evaluation frameworks, and AI infrastructure.
Own complex cross-team initiatives from design through production.
Collaborate closely with Product, Data, Infrastructure, and Engineering teams to turn AI opportunities into customer value.
Help define engineering standards and best practices for building reliable AI systems.
Drive engineering excellence through architecture reviews, mentoring, and technical leadership.
Balance rapid experimentation with production-grade quality and scalability.
Evaluate emerging AI technologies and identify opportunities to improve our platform and customer experience.

We are looking for an experienced Back End Tech lead, to further develop the platform. You will join one of our Fullstack teams and help the teams build a product that customers love and use on a daily basis, a product that is fun to use, fast, reliable and scalable. The product has a broad amount of features and serves more than 1.5M active users, leading to many product and engineering challenges.
A Tech Lead is a hands-on engineer who leads by example, bridges the gap between strategy and execution, and strengthens the effectiveness of their team. This role is distinct from that of a Senior Developer through a clear set of responsibilities that focus not just on individual excellence but on team-level technical leadership, decision-making, and operational maturity.
Key Responsibilities:
Lead complex projects, own technical roadmap and architecture decisions
Actively contribute high-quality code to critical areas, set standards for the team
Drive tech standards, lead testing coverage, monitor KPIs, ensure excellence before shipping
Own platform stability, lead major incidents, drive root cause analysis and action items
Coach team through code reviews, technical sessions, and content; be the go-to technical expert
Lead the teams technical roadmap
Conduct technical interviews, run onboarding, represent team in cross-functional forums.

We are looking for a talented, tech-driven Leader with a strong entrepreneurial spirit to head one of our backend teams. In this role, you will remain deeply hands-on, driving technological agendas, architectural decisions, and system-wide optimizations.
Our teams take full end-to-end ownership over their domains, balancing high-quality feature delivery with deep engineering excellence. If you are passionate about building robust systems, love solving complex technical challenges at scale, and have the inner calm to lead through growth and change, this is the place for you.
What Youll Do:
Lead & Mentor: Foster a self-driven team culture, mentor experienced developers, and provide constructive feedback.
Stay Deeply Hands-On: Work closely with the code, designing and building low-latency, high-concurrency server-side components.
Own the Architecture: Drive architectural decisions and resolve complex challenges (performance, scalability, infrastructure costs).
Champion AI Adoption: Implement AI-driven development methodologies to elevate the teams productivity.

AppSec is the cloud security platform for developers. By leveraging automation and delivering security-as-code, AppSec empowers teams to find, fix, and prevent security risks in application code and infrastructure as code.
We are looking for a talented Backend-oriented engineering manager who is excited about cloud and code security, new technology and architecture, about building something new that will become a core part of the product offering, and about high-performance large-scale systems. We are looking for someone who is not afraid to create, challenge and change processes to improve the way things are while balancing important new features that are time-sensitive.
Your Impact
You will have a major role in the development of core parts of our product, making our product a one-stop-shop for tools that help developers avoid security mistakes. You will also help the team continue to build the product, grow and develop your people.
Leading a team of software developers, focusing on the products core.
Working with your counterpart PM to define the scope and phases that will help to achieve the best effort vs value balance
Leading design review sessions, identifying technical bottlenecks and overpowering features when obstacles are discovered
Join the development life cycle and be hands-on
Introducing and improving the engineering practices on the team - from planning to retrospective - from testing and CI/CD to design principles
Hiring the best talent for the team, as the team is expected to continue growing.
Build a collaborative team and personal development plans for each team member.

a global leader in advanced human-guided autonomous drone systems, is looking for a Backend Team Lead to join our R&D organization and lead the development of the core software powering our real-time autonomous and mission-critical systems used by defense and security forces worldwide.

In this role, you will combine hands-on technical leadership with people management, guiding a team of backend developers while actively contributing to the design and implementation of high-performance C++ systems. You will play a central role in shaping the technical direction of backend development, ensuring scalability, robustness, and production-readiness of mission-critical systems operating in real-world environments.

This is a unique opportunity to lead and influence development at the intersection of robotics, autonomy, and high-performance software engineering.

Responsibilities

Lead, mentor, and grow a team of backend developers, fostering ownership, accountability, and technical excellence
Take full ownership of backend delivery, from design through production deployment
Act as a hands-on contributor to high-performance C++ development in real-time and mission-critical environments
Collaborate closely with diverse (software and hardware) teams across all to deliver integrated solutions
Ensure high performance, reliability, and efficient resource utilization in production systems
Conduct code and design reviews, enforce best practices, and maintain high development standards
Manage sprint planning, task prioritization, technical roadmap alignment, and delivery timelines within an Agile framework
Support recruitment, onboarding, and professional development of backend engineers

We're looking for an exceptional, hands-on leader-engineer to join our core engineering team as a true force multiplier and technological anchor for the company. You'll have the flexibility to drive high-impact initiatives from conception to production, own complex technical and AI domains end-to-end, or guide and level up a focused delivery team - operating with a high degree of autonomy in an ambiguous, fast-moving environment.
What You'll Do
Drive strategic initiatives: lead complex technical projects, AI feature developments, and core architectural components with an ownership mindset.
Architect for AI & data at scale: design robust, scalable infrastructure and pipelines capable of handling massive volumes of cloud infrastructure data.
Bridge product, AI & tech: collaborate closely with Product Managers and data specialists to translate business roadmaps into high-performance technical systems.
Promote engineering excellence: establish development guidelines, lead design and architecture reviews, and raise the bar for code quality across teams.
Mentor & guide: act as a technical mentor to fellow engineers through hands-on collaboration, deep code reviews, and architectural consultation.