Senior Backend Infra Engineer Job at Citi (Tel Aviv)

Senior Backend Engineer

You’ll be part of our Prisma Data Platform team which is responsible for Acceler...

Location

Salary:

Not provided

Prisma GmbH

Expiration Date

Until further notice

Requirements

8+ Years experience in agile software engineering teams, delivering robust web applications, using TypeScript, NodeJS and golang
Experience in building and scaling distributed systems
Experience in database and backend technologies like SQL/NoSQL databases and familiarity with cloud services, APIs (GraphQL/REST)
High standards for quality, ensuring excellence while balancing pragmatism, purpose, and a strong sense of agency—taking ownership, making thoughtful trade-offs, and driving meaningful impact
Strong communication skills in English, both written and verbal—able to articulate complex ideas clearly, adapt messaging to different audiences, give and receive constructive feedback effectively, and foster collaboration across teams
You have a structured thought process, approaching problems methodically and making well-reasoned decisions. You plan effectively, setting clear goals, anticipating challenges, and ensuring smooth execution while keeping stakeholders aligned

Job Responsibility

Design, implement and deploy a websocket server that will allow customers to connect to Prisma Postgres from WASM environments where TCP connections are unavailable
Work closely with the ORM team to define the protocol of that server so they can implement the client adapter
Choose and deploy a globally distributed configuration store (like etcd, rqlite) for encrypted authentication secrets to enable global routing for Prisma Postgres
Work together with an infra engineer to improve automation of our bare metal servers with the goal to reduce the provisioning time of new servers
Troubleshoot and fix a bug where a customer experiences sporadic connectivity issues

What we offer

Competitive Base Salary and Stock Options, including extended post-termination exercise windows
Fully Remote Work with flexibility to work from anywhere within our required time zones
Generous Time Off, including twenty-four days of paid vacation and paid sick leave
Parental Benefits, including twenty weeks of fully paid parental leave and child sick leave
Sabbatical Leave, with six weeks of fully paid time off after three years of continuous employment
Mental Health Support, including four fully paid Mental Health Days per year and access to professional resources
Tech and Ergonomic Budget to equip you with the tools you need, plus an ergonomic chair subsidy for your comfort and well-being
Annual Offsites, bringing the team together twice a year with all expenses paid retreats at exciting locations
Relocation Support, offering a relocation package for team members moving to Berlin after twelve months
[US] Health and Pension Benefits, including comprehensive health, dental, vision, and 401k matching

Fulltime

Senior Software Engineer

At Prequel, we enable B2B companies to make data accessible to their customers. ...

Location

United States , New York City

Salary:

150000.00 - 220000.00 USD / Year

Prequel

Expiration Date

Until further notice

Requirements

4+ years experience building software at scale
Experience building highly performant backends in a modern language (e.g. GoLang, C++, Java, Python)
Not scared of wrestling with cloud infra
Have an opinion on what a robust DevOps pipeline & process should look like
Experience with and enjoy mentoring other engineers
Comfortable living in a full-stack world

Job Responsibility

Building and augmenting a system that moves tens of billions of rows of production data every day
Owning key architecture and design decisions
Developing our best practices around code contributions, testing, and deployment
Developing and growing our stellar engineering team

What we offer

Competitive salary and equity upside
Working with a cutting edge stack (GoLang, React, Typescript)
Full healthcare benefits (medical, dental, vision)
Modern parental leave policies
401(k)
City Bike membership
Stipend for gym membership or art classes

Fulltime

Senior Machine Learning Engineer

Start.io, a leading mobile marketing and audience platform, empowers the app eco...

Location

Salary:

Not provided

Start.io

Expiration Date

Until further notice

Requirements

B.Sc. or M.Sc. in Computer Science, Software Engineering, or a related technical discipline
5+ years of experience building high-performance backend or ML inference systems
Deep expertise in Python and experience with low-latency APIs and real-time serving frameworks (e.g., FastAPI, Triton Inference Server, TorchServe, BentoML)
Experience with scalable service architecture, message queues (Kafka, Pub/Sub), and async processing
Strong understanding of model deployment practices, online/offline feature parity, and real-time monitoring
Experience in cloud environments (AWS, GCP, or OCI) and container orchestration (Kubernetes)
Experience working with in-memory and NoSQL databases (e.g. Aerospike, Redis, Bigtable) to support ultra-fast data access in production-grade ML services
Familiarity with observability stacks (Prometheus, Grafana, OpenTelemetry) and best practices for alerting and diagnostics
A strong sense of ownership and the ability to drive solutions end-to-end
Passion for performance, clean architecture, and impactful systems

Job Responsibility

Own and lead the design and development of low-latency Algo inference services handling billions of requests per day
Build and scale robust real-time decision-making engines, integrating ML models with business logic under strict SLAs
Collaborate closely with DS to deploy models seamlessly and reliably in production
Design systems for model versioning, shadowing, and A/B testing at runtime
Ensure high availability, scalability, and observability of production systems
Continuously optimize latency, throughput, and cost-efficiency using modern tooling and techniques
Work independently while interfacing with cross-functional stakeholders from Algo, Infra, Product, Engineering, BA & Business

What we offer

Lead the mission-critical inference engine that drives our core product
Join a high-caliber Algo group solving real-time, large-scale, high-stakes problems
Work on systems where every millisecond matters, and every decision drives real value
Enjoy a fast-paced, collaborative, and empowered culture with full ownership of your domain

Senior Machine Learning Engineer

We’re seeking a Senior Machine Learning Engineer (P50) to join our new GenAI Mod...

Location

Singapore

Salary:

Not provided

Atlassian

Expiration Date

Until further notice

Requirements

Extensive experience (generally 5+ years) in ML systems engineering, backend engineering, or infrastructure roles
Strong background in one or more of: LLMs, NLP, search/retrieval, embeddings, or applied ML
Hands-on experience with at least one GenAI area: RAG pipelines, fine-tuning, hybrid retrieval, or orchestration frameworks
Proficiency with modern ML frameworks (PyTorch, TensorFlow, Hugging Face, LangChain, LlamaIndex)
Familiarity with vector databases (Weaviate, Pinecone, FAISS, etc.) and large-scale serving infra
Strong coding skills (Python, backend engineering) and ability to move fast from idea to prototype
Comfort working in fast-paced, experimental environments with evolving direction
Bachelor’s or Master’s in Computer Science, Machine Learning, or related field—or equivalent experience

Job Responsibility

Build and apply advanced GenAI models
Develop and fine-tune LLMs and embeddings for Atlassian’s unique knowledge and enterprise data
Implement retrieval-augmented generation (RAG), hybrid retrieval, and knowledge-grounded modeling approaches
Work hands-on with modern frameworks, contributing directly to high-value prototypes and experiments
Prototype and experiment quickly
Build proof-of-concept systems for GenAI-powered assistants, agentic workflows, and innovative user experiences
Run experiments, collect feedback, and iterate fast to validate impact
Design and implement evaluation methods for quality, groundedness, and user value
Collaborate and contribute
Work closely with peers across ML, engineering, and product teams to bring new ideas to life

What we offer

Health and wellbeing resources
Paid volunteer days

Senior Machine Learning Engineering Manager, Gen AI

We're seeking a Senior Machine Learning Manager (M60) to lead a cross-functional...

Location

United States

Salary:

193500.00 - 303150.00 USD / Year

Atlassian

Expiration Date

Until further notice

Requirements

8+ years in ML, search, or backend engineering roles, with 3+ years leading teams
Strong track record of shipping ML-powered or LLM-integrated user-facing products
Experience with RAG systems (vector search, hybrid retrieval, LLM orchestration)
Deep experience in either modeling (e.g., LLMs, search, NLP) or engineering (e.g., backend infra, full-stack), with the ability to lead end-to-end
Deep understanding of LLM ecosystems (OpenAI, Claude, Mistral, OSS), orchestration frameworks (LangChain, LlamaIndex), and vector databases (Weaviate, Pinecone, FAISS, etc.)
Strong product intuition and ability to translate complex tech into valuable user features
Familiarity with GenAI evaluation methods: hallucination detection, groundedness scoring, and human-in-the-loop feedback loops
Master’s or PhD in Computer Science, Machine Learning, or related field preferred—or equivalent practical experience

Job Responsibility

Lead the vision, design, and execution of LLM-powered AI products, leveraging advance AI modeling (e.g. SLM post-training/fine-tuning), RAG architectures and hybrid ranking system
Define system architecture across retrievers, rankers, orchestration layers, prompt templates, and feedback mechanisms
Work closely with product and design teams to ensure delightful, fast, and grounded user experiences
Build and manage a cross-disciplinary team including ML engineers, backend/frontend engineers, and applied scientists
Foster a culture of E2E ownership — empowering the team to move from prototype to production quickly and iteratively
Mentor individuals to grow in both technical depth and product acumen
Shape the technical roadmap and long-term strategy for GenAI search across Atlassian’s product suite
Partner with platform and infra teams to scale inference, evaluate performance, and integrate usage signals for continuous improvement
Champion data quality, grounding, and responsible AI practices in all deployed features

What we offer

health and wellbeing resources
paid volunteer days

Fulltime

Software Engineer II - Backend

The Engineer II plays a crucial role in developing robust systems and tools to s...

Location

United States

Salary:

117800.00 - 144800.00 USD / Year

Octave

Expiration Date

Until further notice

Requirements

Minimum of 3 years of experience building robust and scalable backend applications
Experience with infrastructure-as-code & continuous deployment in production
Experience working with healthcare, healthcare technology, and clinical staff, or other regulated industries
Experience with gRPC and Protobuf
Experience with relational database systems like PostgreSQL or MySQL
Experience integrating and synchronizing data with third party APIs
Experience with continuous delivery and troubleshooting production code
Solid working knowledge of Python and at least one of its web frameworks
Experience developing and deploying enterprise Python applications into production
Must be eligible to work in the United States without sponsorship now or in the future

Job Responsibility

Design, develop, and implement scalable and robust backend systems and APIs using Python
Optimize database design, performance, and security to ensure data integrity and efficiency
Conduct thorough testing and debugging of backend applications, ensuring high-quality, bug-free software
Oversee deployment and maintenance of backend services, ensuring smooth operation and uptime
Promote best practices to maintain high-quality codebase and consistently follows stated best practices
Develop and maintain technical documentation for backend systems and processes
Take ownership of the backend development lifecycle, from concept to testing, deployment, and monitoring
Writes correct and clean code, with guidance, that is easily testable, easily understood by other developers, and accounts for edge cases and errors
uses comments effectively
Can participate in technical design of features with guidance

What we offer

Equity in the form of stock options
company sponsored life insurance, disability and AD&D plans
Voluntary benefits such as 401k retirement, medical, dental, vision, FSA, HSA, dependent care and commuter/parking options
generous Paid Time Off
paid parental leave benefits

Fulltime

Senior Vue/Nuxt Frontend Engineer

Flanks is shaking up the wealth management industry by making it simpler and way...

Location

Spain , Barcelona

Salary:

Not provided

Flanks

Expiration Date

Until further notice

Requirements

Expert-level frontend skills with Vue + Nuxt, including scalable component architecture, state management, routing, and performance tuning
Real-time UI experience using WebSockets/SSE or other event-driven streaming patterns
Strong experience building complex dashboards and data visualizations (D3.js, Cytoscape, Vue Flow, or similar)
Comfortable using Docker / Docker Compose for local multi-service development
Familiarity with backend concepts, API design, and event schemas
7+ years in software engineering (senior-level)
Fluent in Spanish and English

Job Responsibility

Own the architecture of the AI/multi-agent frontend (Vue + Nuxt), from early design to production readiness
Maintain and evolve tooling, CI/CD, testing strategy, and internal component libraries relevant to the AI product area
Build event-driven UIs using WebSockets/SSE to show streaming agent responses, live logs, system state transitions, execution traces
Build rich, interactive components for conversation UIs, agent graphs/flows, timelines, status panels, and debugging views
Craft dense financial data dashboards that support auditing, validation, and decision-making
Work closely with backend, ML, and infra teams to define events, APIs, and schemas
Mentor engineers on frontend best practices, especially around real-time apps and visualization
Contribute to architectural discussions, standards, and documentation

What we offer

A cool office between Sants Estació and Plaça Espanya with stunning views of Barcelona
Flexible working hours and hybrid work options
Paid day off on your birthday
Weekly fresh fruit, coffee, and tea on tap
Friday happy hours after our all-hands meetings
Team-building events to bond and have fun
Health insurance and flexible compensation with Alan
A digital canteen, thanks to Nora Real Food, subsidised at 50%
A yearly training budget to keep growing

Fulltime

Senior Vue/Nuxt Frontend Engineer

Flanks is shaking up the wealth management industry by making it simpler and way...

Location

Spain , Barcelona

Salary:

Not provided

Vue

Expiration Date

Until further notice

Requirements

Expert-level frontend skills with Vue + Nuxt, including scalable component architecture, state management, routing, and performance tuning
Real-time UI experience using WebSockets/SSE or other event-driven streaming patterns
Strong experience building complex dashboards and data visualizations (D3.js, Cytoscape, Vue Flow, or similar)
Comfortable using Docker / Docker Compose for local multi-service development
Familiarity with backend concepts, API design, and event schemas
7+ years in software engineering (senior-level)
Fluent in Spanish and English

Job Responsibility

Own the architecture of the AI/multi-agent frontend (Vue + Nuxt), from early design to production readiness
Maintain and evolve tooling, CI/CD, testing strategy, and internal component libraries relevant to the AI product area
Build event-driven UIs using WebSockets/SSE to show streaming agent responses, live logs, system state transitions, execution traces
Ensure all real-time views are smooth, performant, and reliable
Build rich, interactive components for conversation UIs, agent graphs/flows, timelines, status panels, and debugging views
Craft dense financial data dashboards that support auditing, validation, and decision-making
Work closely with backend, ML, and infra teams to define events, APIs, and schemas
Ensure the frontend reflects the underlying multi-agent system with accuracy and clarity
Partner with Product and Design to create UX patterns for AI interactions
Mentor engineers on frontend best practices, especially around real-time apps and visualization

What we offer

A cool office between Sants Estació and Plaça Espanya with stunning views of Barcelona
Flexible working hours and hybrid work options
Paid day off on your birthday
Weekly fresh fruit, coffee, and tea on tap
Friday happy hours after our all-hands meetings
Team-building events to bond and have fun
Health insurance and flexible compensation with Alan
A digital canteen, thanks to Nora Real Food, subsidised at 50%
A yearly training budget to keep growing

Fulltime

Senior Backend Infra Engineer

Citi

Location:
Israel , Tel Aviv

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
April 29, 2025

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Citi

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Job Posted:April 29, 2025

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April 29, 2025