Reactive programming (RxJava, Webflux) jobs

Design, build, and optimize systems that handle thousands of requests per second
Work in a cloud‑native environment (GCP) using Java, Kotlin, Spring, MongoDB, microservices, and Airflow
Own microservices from design to deployment in an agile, autonomous team
Collaborate with product managers to analyze requirements and drive business initiatives
Participate in on‑call rotation to ensure system stability

Requirements

Nice to have: advanced database skills
Nice to have: MongoDB

Skills

Java Kotlin Spring MongoDB microservices Airflow GCP

Senior Software Engineer (Java / Kotlin) - Product Page

allegrospz · Posted Nov 9, 2026

Open

Toruń, Poland
Hybrid
Full-time · Senior
PLN 19K–PLN 26K per year
5+ years

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Design, build, and optimize high‑availability backend systems for Allegro’s checkout and purchase path.

Compensation

PLN 18 850 - 25 900

Responsibilities

Design, build, and optimize systems that handle thousands of requests per second
Work in a cloud‑native environment (GCP) using Java, Kotlin, Spring, MongoDB, microservices, and Airflow
Own microservices from design to deployment
Collaborate with product managers to analyze requirements
Participate in on‑call duty to ensure system reliability

Requirements

Nice to have: advanced MongoDB

Skills

Java Kotlin Spring MongoDB microservices Airflow GCP reactive programming

Java Microservices Developer with Reactive Programming- TL- Apple

Infosys · Posted Nov 9, 2026

Open

Austin, Texas, United States
On-site
Full-time · Senior
3+ years

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Technology Consultant 2 focused on Java Microservices and Reactive Programming within the Retail, Consumer Goods, and Logistics unit.

Responsibilities

Contribute to the requirements elicitation process by documenting assigned parts of business requirements
Facilitate software application design discussions, and document design decisions
Participate in coding and integrate new features or updates into existing applications
Conduct code reviews, do changes to the codebase and maintain code repositories
Implement test strategies, analyse results, and coordinate bug fixes

Requirements

Bachelor’s degree or foreign equivalent
Nice to have: J2EE

Skills

Java Microservices Reactive Programming Spring Boot Spring-Security Spring MVC Spring Data

Director/Especialista III (Distinguished Engineer) — Arquitetura de Soluções & Plataforma (IDP / ADLC)

BTG Pactual · Posted Nov 9, 2026

Open

São Paulo, São Paulo, Brazil

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Lead architecture and platform engineering for financial products, driving AI-driven development lifecycle and internal developer platform initiatives.

Responsibilities

Design and govern scalable, resilient software architectures for loan and vehicle financing products
Lead technical direction for IDP and AI-driven development lifecycle
Develop full-stack features for IDP using Java and Angular
Automate provisioning, catalog management, API governance, database management, releases and incident response
Evolve CI/CD pipelines on GitHub with GitHub Actions

Requirements

Nice to have: Backstage
Nice to have: DevLake
Nice to have: DORA metrics
Nice to have: Copilot
Nice to have: Generative AI

Skills

Java Spring Boot Spring Cloud Reactive programming Unit testing Design patterns Angular

Senior Angular Frontend Engineer - Email Security (Cortex)

Palo Alto Networks · Posted Sep 22, 2026

Open

Tel Aviv, Tel Aviv, Israel
On-site
Full-time · Senior
4+ years

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Join the Cortex Frontend Engineering team to develop key customer-facing modules for Email Security and Identity Security, building the foundation for users experience next-generation security solutions.

Responsibilities

Design and develop high-performance, scalable user interfaces using Angular and TypeScript.
Contribute significantly to architectural decisions and continuously evolve our core frontend features.
Build, refine, and champion AI-powered development practices, including automated testing, intelligent code reviews, and code generation.
Take end-to-end ownership of critical frontend features.
Partner closely with Frontend, Product, UX, and Backend teams to translate complex security needs into intuitive user experiences.

Requirements

Nice to have: Data visualization
Nice to have: UI animation
Nice to have: Cybersecurity concepts
Nice to have: Enterprise products

Skills

Angular TypeScript JavaScript RxJS Reactive programming

Principal Platform Engineer - People Systems

Apple · Posted Nov 6, 2026

Open

Sunnyvale, California, United States
On-site
Principal
15+ years

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Architect and lead the technical strategy for Apple’s People Systems platform, shaping configuration-driven, scalable, and secure systems that support recruiting, onboarding, core HR, payroll, compensation, and benefits.

Responsibilities

Design and architect large-scale, configuration-driven platforms for People Systems
Define data models, rules, workflows, permissions, screens and reports
Ensure system scalability, security, and resilience
Collaborate with product managers and cross-functional engineering teams
Translate business requirements into technical designs

Requirements

BS or MS in Computer Science, Software Engineering or related field
Nice to have: expression languages
Nice to have: rule engines
Nice to have: policy engines
Nice to have: typed ASTs

Skills

system design technical architecture solution architecture configuration-driven platform metadata models multi-tenancy

Senior Java Developer

Senior Java Developer

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Senior Software Engineer (Java / Kotlin) - Product Page

Compensation

Responsibilities

Requirements

Skills

Senior Software Engineer (Java / Kotlin) - Product Page

Compensation

Responsibilities

Requirements

Skills

Java Microservices Developer with Reactive Programming- TL- Apple

Responsibilities

Requirements

Skills

Director/Especialista III (Distinguished Engineer) — Arquitetura de Soluções & Plataforma (IDP / ADLC)

Responsibilities

Requirements

Skills

Senior Angular Frontend Engineer - Email Security (Cortex)

Responsibilities

Requirements

Skills

Principal Platform Engineer - People Systems

Responsibilities

Requirements

Skills

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