לוח משרות דרושים Senior Backend Developer

Requirements:
What It Takes - Must haves: Experience: 5+ years of experience in data platform engineering, backend engineering, or infrastructure engineering. Language Proficiency: Specific, strong proficiency in Python & software engineering principles. Cloud Native: Extensive experience with AWS, GCP, or Azure and cloud-native architectures. Databases: Deep knowledge of both relational (e.g., PostgreSQL) and NoSQL databases, including performance optimization, cost tuning, and scaling strategies. Architecture: Strong experience designing and implementing RESTful APIs, microservices architecture, and event-driven systems. Containerization & IaC: Experience with containerization technologies (Docker, Kubernetes) and Infrastructure-as-Code (e.g., Terraform, CloudFormation). System Design: Strong understanding of distributed systems principles, concurrency, and scalability patterns. Nice-to-Haves Strong Advantage: Apache Iceberg (Lakehouse/S3/Glue), Apache Spark (Optimization), Message Queues (Kafka/Kinesis), Graph Databases (Experience with schema design, cluster setup, and ongoing management of engines like Amazon Neptune or Neo4j). Tech Stack: Orchestration (Temporal/Dagster/Airflow), Modern Data Stack (dbt/DuckDB), Streaming (Flink/Kafka Streams), Observability (Datadog/Grafana). Skills: FinOps (Cost Explorer/Spot instances), CI/CD & DevOps, Data Governance (GDPR), Pydantic, and Mentorship/Leadership experience. Our Story Chargeflow is a leading force in fintech innovation, tackling the pervasive issue of chargeback fraud that undermines online businesses. Born from a deep passion for technology and a commitment to excel in eCommerce and fintech, we've developed an AI-driven solution aimed at combating the frustrations of credit card disputes. Our diverse expertise in fintech, eCommerce, and technology positions us as a beacon for merchants facing unjust chargebacks, supported by a unique success-based approach. Backed by $49M led by Viola Growth, OpenView, Sequoia Capital and other top tier global investors, Chargeflow has embarked on a product-led growth journey. Today, we represent a tight-knit community of passionate individuals and entrepreneurs, united in our mission to revolutionize eCommerce and fight against chargeback fraud, marking us as pioneers in protecting online business revenues.

Requirements:
5+ years of building SaaS applications, preferably in a service-oriented architecture
Bachelors Degree in Computer Science, Software Engineering, or equivalent.
Expertise in modern web development frameworks, C#, Java, or equivalent.
Experience in writing optimized SQL and working against various different datastores.
Demonstrated success with scalable web applications or messaging systems
Experience with web security is a plus.

Requirements:
* BS/MS degree in Computer Science, Engineering, or a related subject
* 3-5 years' JAVA experience is a must
* SQL and data access optimization- Solid understanding of database technologies (SQL and NoSQL)
* Experience in the Spring Framework Advantages:
* Experience with Kafka is a major advantage
* Experience with event-driven systems, distributed systems and/or data -systems is a major advantage
* Experience with Docker, K8S, Git, GitLab, is a major advantage
* Excellent communication and teamwork skills.
* Experience with CI/CD pipelines and tools (Jenkins, GitLab CI, etc.).
* Vertica, Apache Airflow, and Apache NiFi advantage

Requirements:
7+ years of professional experience in backend software development.
2+ years of experience leading engineering teams in a people management role.
Proven experience developing and maintaining backend services in large-scale, distributed systems.
Strong hands-on experience with backend programming languages such as Python and/or Java.
Strong understanding of backend architecture, with hands-on experience improving and evolving existing systems.
Experience working in cloud-based environments and with containerized services.
Solid experience with relational databases (e.g., PostgreSQL, MySQL).
Familiarity with CI/CD pipelines and modern engineering workflows.
Strong leadership, communication, and problem-solving skills.
Experience working in agile environments, including Scrum.
Nice to Have
Experience with cloud-native technologies (AWS, Kubernetes).
Experience with messaging or asynchronous systems.
Background in security, networking, or enterprise-scale products.
Experience working in cross-team, multi-component architectures.

Requirements:
Bachelor's degree in computer science, Software Engineering (or equivalent work experience).
5+ years of experience as a software engineer with hands-on production experience working in the backend side of complex systems.
Strong proficiency in at least one backend programming language (e.g., Go, C#) and associated frameworks.
Hands-on experience in the following technology stack: Kubernetes & Helm, Frontend experience, NodeJS (Typescript), Elasticsearch.
Experience with relational databases (PostgreSQL- advantage), and ability to design efficient schemas and write optimized queries.
Strong problem-solving skills and ability to work both independently and as part of a team.
Excellent communication and interpersonal skills, with the ability to effectively collaborate with cross-functional teams.
Low-level understanding of network protocols and Windows internals- advantage.
Experience with cloud services (GCP/AWS/Azure)- advantage.

Requirements:
Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent work experience).
7+ years of experience as a Fullstack/Backend Developer.
Hands-on experience in the following technology stack: GO / NodeJS.
Vue / React - an advantage
Knowledge of responsive design principles and cross-browser compatibility.
Familiarity with RESTful APIs and asynchronous request handling.
Understanding of version control systems (e.g., Git) and collaborative development workflows.
Solid problem-solving skills and ability to work both independently and as part of a team.
Excellent communication and interpersonal skills, with the ability to effectively collaborate with cross-functional teams.
Detail-oriented mindset with a strong commitment to producing high-quality work.

Requirements:
* Strong understanding of system design principles and experience handling complex algorithms and logic.
* 4+ years of software development experience. Experience in software design.
* Adaptivity to new technologies and coding languages.
* Experience with cloud-based and distributed service development and design.
* Professional written and verbal communication skills in English.

Requirements:
BSc or MSc in Electrical Engineering or Computer Engineering.
8+ years experience in full chip design.
Experience in leading the full-chip level design and successfully taping out multiple intricate SoCs.
Experience in floor planning, integration, signoff methodologies, and signoff tools for hierarchical designs.
Experience with SoC design practices such as multiple voltage and clock domains, integration of mixed-signal IPs and I/O integration.
Expert knowledge of the entire backend design flow from RTL to TO.
Experience with STA (Static Timing Analysis) tools like primetime or tempus.
Experience with IR drop tools like Ansys Redhawk or Volta's.
Physical Verification Expert (DRC/LVS).
Strong independent and motivated to learn quickly, hard-working, and is results oriented.
Good social skills and ability to work collaboratively with other teams.
Preferred
Experience with high-speed serial interfaces such as PCIe, DDR, Ethernet.
Familiarity with advanced DFT flows & tools.
Strong proficiency in scripting language, such as, Perl, Tcl, Python, Make, and automation methods/algorithms.

Requirements:
BA/BSc in Computer Science or equivalent practical experience.
5+ years of experience in backend development, preferably in infrastructure- or platform-oriented teams.
Strong expertise in Java (Spring / Spring Boot or similar frameworks).
Experience building and maintaining distributed, cloud-native microservices.
Hands-on experience with relational databases (PostgreSQL, MySQL, SQL Server).
Proficiency with Docker, Kubernetes, and modern CI/CD pipelines.
Strong understanding of distributed architectures, service-to-service communication, and high-availability design.
Excellent collaboration and problem-solving skills, with the ability to thrive in cross-functional environments.
Nice to Have:
Experience with additional backend languages such as Python, Go, or Node.js.
Experience with NoSQL technologies (e.g., MongoDB, Elasticsearch, Couchbase).
Background in large-scale SaaS infrastructure and performance tuning.
Hands-on experience with production monitoring and observability stacks such as Prometheus or Grafana.
Familiarity with mobile backend ecosystems or mobile security products.

Requirements:
What You'll Need
3+ years building production backend systems
Strong experience with RESTful APIs and database design
Proficiency in TypeScript or similar statically-typed languages (Go, Java, etc.)
Experience with message queues and event-driven architectures
Knowledge of testing strategies (unit, integration, e2e)
Understanding of containerization and deployment pipelines
Willingness to occasionally work on React components
Primary Stack Components
NestJS (TypeScript) - your main focus
MongoDB and Postgres
RabbitMQ
Kubernetes
React (TypeScript) - occasional work, no expertise needed
Nice To Have
Cyber-security background
A poster of uncle Bob
Any frontend experienc.

Requirements:
Must Have:
BA/BSc in Computer Science or a related field, or equivalent practical experience.
6-7 years of professional experience in backend software development.
Proven expertise in Python (including experience with the Django framework) and Java for backend systems.
Experience with relational databases (e.g., PostgreSQL, MySQL, SQL Server).
Strong experience with cloud-native technologies, containers (Docker), orchestration (Kubernetes), and CI/CD pipelines.
Solid understanding of multi-tenant, distributed system architecture.
Strong collaboration, communication, and problem-solving skills.
Nice to Have:
Experience with frontend frameworks such as React or Angular.
Experience with NoSQL databases (e.g., MongoDB, Elasticsearch, Couchbase).
Background in large-scale SaaS performance optimization.
Hands-on experience with observability tools and practices (e.g., Prometheus, Grafana, OpenTelemetry).

Requirements:
Essential Requirements
BSc in Computer Science or equivalent with 7+ years of backend development experience, primarily using Node.js (TypeScript)
Strong experience designing and building scalable, high‑performance backend systems based on microservices and distributed architectures
Extensive hands‑on experience with SQL databases (e.g., PostgreSQL, MySQL, SingleStore) and message brokers such as Kafka and RabbitMQ
Proven experience working in cloud environments (AWS, GCP, Azure), including containerization and orchestration technologies (Docker, Kubernetes)
Desirable Requirements
Background in data engineering with experience in Big Data environments and NoSQL databases (e.g., MongoDB, Cassandra)
Familiarity with TDD and CI/CD practices, with experience using Python for backend services.

Requirements:
Essential Requirements
Relevant Bachelors degree (Computer Science or Software Engineering) with 6 to 8 years of backend development experience, primarily using Node.js, TypeScript, and Express
Extensive hands‑on experience with MongoDB, Elasticsearch, MemSQL, Redis, and message brokers such as RabbitMQ or Kafka
Strong experience working in Kubernetes‑based, containerized environments and building microservices and distributed systems
Proven experience working with cloud platforms (AWS, GCP, Azure) and writing scalable, high‑performance backend code
Desirable Requirements
Experience with Python for backend services
Familiarity with Test‑Driven Development (TDD) and CI/CD practices.

Requirements:
* 5+ years of professional experience in backend development.
* At least 3 years of hands-on experience with Node.js in a production environment.
* Proven experience designing or maintaining shared backend systems (e.g., internal tooling, platform-level services, microservices, or APIs).
* Strong understanding of application architecture, performance, and scalability in production.
* Experience with cloud environments (e.g., AWS, GCP, Azure) - including deploying, managing, and scaling backend services.
* Experience working with databases (SQL and/or NoSQL), including designing schemas, optimizing queries, and ensuring data integrity.
* Experience working on internal platforms or infrastructure initiatives is highly desirable.
* Demonstrated ability to lead projects, collaborate effectively across teams, and mentor other engineers.
* Familiarity with CI/CD pipelines, testing frameworks, and building for performance, reliability, and security.
* A passion for clean code, Developer experience, and helping teams move faster with better tools.

Requirements:
7+ years of experience in software development
Deep experience in at least one OOP language (e.g., Python, C#)
Experience with cloud-native environments and containerization (Docker, Kubernetes).
Familiarity with scalable architecture, distributed systems, and performance optimization
Strong understanding of testing strategies, code quality, and security best practices
Fluent in English and Hebrew - written and verbal
Experience with fintech, global teams, or scaling SaaS - Bonus
Bachelors degree in computer science or equivalent experience.