דרושים » הנדסה » Senior Backend Developer Core team

The Data-Nexus team, a central part of the R&D department, is seeking a versatile Senior Backend Engineer to take part in leading data vision using a lake-house architecture, and building high-scale solutions for handling and consuming the different data assets of the company.
In this role, building on the foundation of classic backend development, youll go beyond traditional boundaries, taking on full product responsibilitiesfrom conceptualization and architecture to design, maintenance, and continuous development. You will collaborate closely with stakeholders across the company to ensure our solutions effectively meet their needs.
The ideal candidate will have strong backend development capabilities, with a deep understanding of designing and managing AWS cloud infrastructure, along with strong knowledge of different data architectures, methods and tools.
Responsibilities:
Design and development of scalable, reliable backend systems and data infrastructure for innovative AI-driven applications.
Collaborate with cross-functional teams, including data scientists, data analysts, product managers, regulatory teams, and other developers, to drive the development of new tools and features that support mission.
Write and manage Infrastructure as Code (IaC) using Terraform and AWS CDK, ensuring robust and efficient cloud infrastructure.
Take ownership of the full development lifecycle, including requirement gathering, design, implementation, testing, deployment, and ongoing maintenance.
Engage with stakeholders to understand their needs and translate them into technical requirements and product features.
Maintain and improve existing backend systems, ensuring they are optimized for performance, security, and cost-efficiency.
Explore and adopt new technologies and frameworks that can enhance the capabilities of the Data-Nexus team.
Develop and maintain high-quality, scalable, and efficient code while fostering a culture of continuous improvement through regular retrospectives and knowledge sharing.

We are looking for a Engineering Manager (Hands-On) to lead a small team at our company. This role is ideal for Senior Developer who is eager to take the next step into a leadership role. You will be responsible for designing and implementing scalable, high-performance backend solutions in a dynamic environment where you can influence architecture and take ownership of the backend roadmap.
What Youll Do
Lead and mentor a small team of offshore engineers (while remaining 80% hands-on).
Architect, design, and implement scalable backend solutions for our companys core products.
Own backend infrastructure and ensure system reliability, scalability, and performance.
Define and enforce best practices in coding, architecture, and system design.
Work closely with product managers, frontend developers, backend developers and DevOps teams to align business and technical objectives.
Research and integrate new technologies to optimize system performance and reliability.
Oversee backend development lifecycle from planning to production deployment.

As a Senior Software Developer , you will build high-performance service APIs that drive our website and devices. The right person for this role is passionate about building systems that are optimized for scalability, efficiency, quality, and uptime. I

If you are someone who gets excited with sub-millisecond service response time in a fast-growing 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 and business objectives.
Explore and experiment with emerging technologies to ensure future scalability and growth.

We are seeking a skilled Senior Backend Engineer to join our team and implement advanced AI solutions in our travel and expense management products. The ideal candidate will have strong backend engineering expertise and enthusiasm for working with cutting-edge AI technologies.
About the Role:
You'll be responsible for designing and implementing backend services that integrate AI capabilities including large language models (LLMs), retrieval-augmented generation (RAG), and conversational interfaces into our consumer-facing products. This is an opportunity to expand your expertise into AI while leveraging your strong engineering foundation.
What Youll Do:
Design and develop scalable, high-performance backend services and APIs
Implement integrations with AI platforms and services
Work with AI specialists to translate AI capabilities into production-ready features
Ensure high reliability, performance, and security of AI-powered systems
Collaborate with product and engineering teams to gather requirements and deliver solutions

We are looking for a Senior Backend Engineer to join our R&D team in developing the new rising product in the health landscape.
As a Senior Backend Engineer at our company, you will have an impact on how we architect, build, scale, and maintain our backend systems. You will provide technical guidance and mentorship to other engineers on the team, help establish and maintain best practices for development, and participate in the development of the companys technological roadmap. Youll solve complex engineering challenges and drive engineering excellence in a dynamic environment and rapidly increasing scale.
Our ideal candidate has a real passion for making a positive change in the world, for technology and customers, has great communication skills, and loves to constantly improve themselves, our working practices, and our code base.
This is a great opportunity to join the core team of a growing successful startup and work with the most advanced technologies.
Responsibilities
Lead/Participate in system design and architecture discussions.
Implement and own infrastructure and features; be involved and impact the entire product lifecycle (concept, design, test, release, and production support).
Teach, mentor, grow, and provide advice to other domain experts, individual contributors.
Acquire an in-depth understanding of our technical challenges and strive to improve them.
Play a central role in technical, business, and organizational contributions.
Be a vocal advocate for technical excellence and help the team members make sound decisions.
Work with product managers, data scientists, and other team members to understand the desired requirements and provide your feedback to improve the outcome of the feature.

We are looking for a Engineering Manager (Hands-On) to lead a small team at our company. This role is ideal for Senior Developer who is eager to take the next step into a leadership role. You will be responsible for designing and implementing scalable, high-performance backend solutions in a dynamic environment where you can influence architecture and take ownership of the backend roadmap.
What Youll Do
Lead and mentor a small team of offshore engineers (while remaining 80% hands-on).
Architect, design, and implement scalable backend solutions for our companys core products.
Own backend infrastructure and ensure system reliability, scalability, and performance.
Define and enforce best practices in coding, architecture, and system design.
Work closely with product managers, frontend developers, and DevOps teams to align business and technical objectives.
Research and integrate new technologies to optimize system performance and reliability.
Oversee backend development lifecycle from planning to production deployment.

We are seeking a Senior Backend Platform Engineer to join our core engineering team and lead the development of scalable, high-performance backend systems. In this role, youll design and optimize platform services that power large-scale applications. Youll collaborate with cross-functional teams to ensure our systems are robust, efficient, and future-ready.


Your ownership will include:

Design, develop, and maintain backend services, APIs, and microservices.
Optimize performance, scalability, and reliability across the platform.
Collaborate with frontend engineers, DevOps, and product teams to deliver seamless integrations.
Implement best practices in backend architecture, security, observability, and automation.
Work with cloud-native technologies and distributed systems (e.g., Kubernetes).
Develop and maintain CI/CD pipelines for smooth deployments and testing.
Troubleshoot performance issues and resolve production incidents.
Write clean, maintainable, and well-documented code, and participate in code reviews.

Were looking for a talented and experienced Java Backend Developer to join our Data Enrichment team.
This role blends strong engineering skills with a deep understanding of business logic.
Youll play a key role in enriching financial data with meaningful context to help banks better understand customer behavior. As part of a team working on some of the most strategic and fast-evolving initiatives, youll have the opportunity to shape impactful solutions in a dynamic environment.
If you enjoy tackling technical challenges, are interested in the business side of the product, and want to make a real impact at scale wed love to meet you.
Responsibilities
Own features end-to-end from requirements gathering, through system design, development, testing, deployment and monitoring in production
Design and develop robust and scalable backend services, with emphasis on selecting the right data structures and algorithms
Write clean, efficient and well-documented code using best practices in OOP
Build monitoring and observability tools, and troubleshoot data issues to ensure reliable and timely resolution
Collaborate closely with engineering, data science and product teams to ensure high quality product delivery.

We seek an experienced Senior Full Stack Engineer with a strong focus on
backend development to join our team. The ideal candidate has profound knowledge in JavaScript runtime environments such as Node.js and extensive experience with cloud services platforms like GCP/AWS, using modern technologies and frameworks. You will play a key role in developing scalable, high-quality, high-performance solutions.

Responsibilities
Develop and maintain scalable backend applications, ensuring robustness, performance, and reliability.
Collaborate with cross-functional teams to define, design, and ship new features.
Ensure robust, secure, efficient, and maintainable code; including code reviews and adhering to best practices.
Stay up-to-date with new technology trends, applications, and protocols in FE/BE development.
Implement solutions to ensure all applications and services perform at optimal levels and proactively address potential issues, optimizing cloud resources to ensure cost efficiency when needed.

Our technology eases the stress of paying for lifes expenses by giving people more options on how and when they pay. Founded in 2016, offers a next-generation, no-fee credit card that can be managed through a powerful mobile app, as well as a point-of-sale payment option available at more than 16,000 service locations, including auto dealership service centers, optical practices, dentist offices, veterinary clinics, and specialty healthcare services. included on the 2022 Inc. 5000 list.

The financial technology company has also been named a Most Loved Workplace, Best Point of Sale Company, and a Top Fintech Startup by CB Insights. We use cutting-edge innovations in financial technology to bring leading data and features that allow individuals to be qualified instantly, making purchases at the point of sale fast, fair, and accessible for consumers from all walks of life. We create value focused on our core values; we work tirelessly to ensure that becomes available to everyone, everywhere.

About the Fraud Prevention Squad:
The Fraud Prevention Squad is a highly skilled and collaborative team of engineers, data scientists, and analysts working to develop cutting-edge fraud detection and prevention systems. The team is passionate about building secure financial products and fosters a culture of learning and mentorship, where everyone is encouraged to share their expertise and grow their skills.

What Youll Do:

As a Senior Backend Engineer on Fraud Prevention Squad, you will play a key role in ensuring the integrity and security of our product offerings. Your main responsibility will be to design, build, and enhance advanced backend systems to detect, prevent, and manage fraudulent activities across all products. You will collaborate with a multidisciplinary team of engineers, data scientists, and data analysts to develop effective fraud prevention strategies and tools. Additionally, you will continuously improve existing technologies, integrate fraud prevention measures seamlessly into our products, and provide mentorship to junior engineers.

Key Responsibilities:
Contribute to the development of our Fraud Prevention Platform, ensuring high-quality products and services.
Solve complex architectural problems, utilizing your deep understanding of system architecture.
Collaborate with other team members, sharing your expertise and facilitating a culture of learning.
Maintain our system architecture, ensuring smooth operation and quality user experience.
Be an advocate for clean, efficient, and maintainable code.
Provide mentorship to junior team members, nurturing their growth and development.