Java Developer

Tech Stack

Frontend: React.js, TypeScript, Next.js, React Native, Redux, GraphQL, Tailwind CSS

Backend & Infra: Java (Spring Boot), Microservices, AWS ECS, Redis, ScyllaDB, MongoDB,

GraphQL, AWS Lambda, MySQL, Aurora

Event Driven & AI: SQS, Kinesis, Claude, Cursor, LangChain

Observability: Prometheus, Grafana, CloudWatch, Sentry

Engineering Excellence: JVM tuning, GC profiling, Circuit Breakers, Async Tracing

We’re hiring an experienced Full Stack Engineer (React + Java) with 5–10 years of

experience to design, build, and scale real-time web applications for our global B2B

hotel marketplace.

You’ll work across the stack—from building intuitive, data-driven UIs to

high-performance backend services that power our distribution engine.

Responsibilities

● Build and maintain end-to-end features spanning React.js frontends and Java

(Spring Boot) microservices and database integrations .

● Develop responsive, performant, and accessible UIs integrated with REST

and GraphQL APIs.

● Design and scale low-latency, high-throughput microservices for real-time

data workflows.

● Implement event-driven systems using Kafka or SQS for asynchronous

communication.

● Collaborate closely with Product, Design, and Architecture teams to translate

business requirements into scalable technical solutions.

● Optimize application performance via caching strategies, async processing,

and database tuning.

● Implement and maintain CI/CD pipelines, test automation, and monitoring

frameworks.

● Leverage AI-assisted tools (Claude, Cursor, etc.) to boost velocity and maintain

code quality.

● Participate in code reviews, design discussions, and architecture decisions.

● Write clean, maintainable code, follow design patterns, maintain high test

coverage, and document key technical decisions.

Requirements

● 6–10 years of full stack development experience with a proven track record in

production systems.

● Strong proficiency in React.js, JavaScript/TypeScript, Redux (or similar state

management) and modern frontend frameworks.

● Solid backend experience with Java, Spring Boot, and Hibernate.

● Database experience with MySQL, MongoDB, or ScyllaDB.

● Hands-on with microservices, AWS (ECS/Lambda), SQS, and GraphQL.

● Familiarity with event-driven architectures and caching layers (Redis) and

asynchronous processing.

● Working knowledge of observability tools (Prometheus, Grafana, CloudWatch,

Sentry).

● Understanding of data structures, algorithms, and system design

fundamentals.

● Passion for clean code, testability, and engineering excellence.

● Strong analytical and communication skills with the ability to collaborate across

Product, Design, and QA teams.

● Comfortable in a remote-first, asynchronous, and ownership-driven culture.

Nice to Have

● Experience with React Native or mobile web frameworks.

● Exposure to Kafka, Kinesis, or other event-streaming platforms.

● Familiarity with CI/CD (GitHub Actions, Docker) and container orchestration

(ECS).

● Experience with AI-assisted development, LLMs, or LangChain pipelines.

● Domain exposure to B2B platforms, travel-tech, or high-scale marketplaces.

● Background in Test-Driven Development (TDD) or Agile methodologies.

Why Join Us?

● Work on mission-critical, high-scale systems used by global hotel brands.

● Build real-time, low-latency products impacting millions of hotel transactions

daily.

● Be part of a remote-first, AI-accelerated engineering culture that values

autonomy and quality.

● Collaborate with senior engineers and architects solving complex distributed

system challenges.

● Competitive compensation with equity participation and career growth

opportunities.

● Learn and work with cutting-edge AI tools—from code generation to

observability automation.

Looking for a passionate developer and team player who wants to learn, contribute and bring

fun & energy to the team. We are a friendly startup where we provide opportunities to explore

and learn a lot of things(new technology/tools etc.,) in building quality products using

best-in-class technology.

Responsibilities

● Design and develop new features using Full-stack development

(Java/Spring/React/Angular/Mysql) for a cloud(AWS/others) and mobile product

application in SOA/microservices architecture.

● Design awesome features and continuously improve them by exploring alternatives /

technologies to make design improvements.

● Performance testing with Gatling (Scala).

● Work with CI/CD pipeline and tools (Docker, Ansible) to improve build and

deployment process.

● Working with QA to ensure the quality and timing of new release deployments.

Skills/Experience

Good coding/problem solving skills and interest in learning new things will be the key.

Time /Training will be provided to learn new technologies/tools.

● 4 or more years of professional experience in building web/mobile applications using

Java or similar technologies (C#, Ruby, Python, Elixir, NodeJS).

● Experience in Spring Framework or similar frameworks.

● Experience in any DB (SQL/noSQL)

● Any experience in front-end development using React/Vue/Angular/similar

frameworks.

● Any experience with Java/similar testing frameworks (JUnit/Mocks etc).

Who we are?

Cybrilla is a financial infrastructure company. We are building the frontend applications & APIs from the ground up to support a variety of use cases and enable a superior digital experience for different user personas. Cybrilla's current focus is to build the underlying operating system for mutual funds.

AMCs / Fintech startups / Wealth management businesses can choose the product that works best for them to enable an awesome experience for their customers and internal stakeholders.

About the team

FPApp is a hosted UI platform to build, operate and invest in Indian wealth management instruments. Our vision is to create products for all user personas in the ecosystem, be it an investor, distributor, business team, operation, or support.

We are looking for minds that have a knack for understanding user problems, simplifying investment journeys and building meaningful products!

Responsibilities

• Own implementation of frontend functional workflows and applications for Fintech ecosystem.
• Analyse problem statements and design technical solutions which may involve building client-side API integrations or server side business logic.
• Ensure enterprise level scalability, reliability and security standards for front end workflows and applications.
• Continuously evolve ways of designing for better user experience and lead the implementation of same.

Requirements

Technical Skills

Frontend

• Hands-on experience on Typescript is a must
• Deep Expertise in Javascript - including manipulating DOM, acquaintance with newer specifications of ECMAScript
• Understanding of Javascript Tooling - Build Tools, Lint Tools, Tree Shaking. Must have basic understanding of Babel, Webpack etc.,
• Hands on Experience in breaking complex UI Components into small reusable components
• Hands on Experience in using state management using Redux and understanding of React Context
• Understanding of Patterns in Javascript

Backend

• Strong understanding of SQL.
• Hands-on experience in Node.js Applications.
• Experience with Ruby on Rails, Java would be a value add.
• Extensive background in designing, developing, testing, deploying, maintaining, and improving software.

General

• 8+ years of experience in building web and responsive apps in a customer-facing or B2B SaaS environment
• Interest in engaging with latest technologies and evaluating strategies to keep technology stack up to date
• Experience mentoring junior engineers in all aspects of planning, development and testing
• Demonstrable experience architecting scalable and cost-effective technical solutions to solve business goals
• Understanding of Git - Merging, Basing etc.,
• Experience with CI/CD pipelines - one of Github Workflows, Gitlab CI or anything else
• Experience with hosting in any of the cloud hosting providers

What’s in it for you?

• Opportunity to work on a growing product that solves unique digital use cases for the Indian wealth management industry.
• Flexible work options.
• Opportunity to solve deep domain and technology problems, for very large enterprises.
• Opportunity to work with the best brains in fintech.
• Increasing your geek quotient, by attending meetups and conferences. Yes we dig that stuff.
• Grow exponentially by working in small and transparent teams.
• Who says you can’t make friends at work, we do!

• Design, implementation, and deployment of successful LOS/LMS system features and services in support of our lending operations and the businesses they support
• Resolve bugs in the software features and deliver them on time with high quality
• Participate in the definition of secure, scalable, and low-latency services and efficient physical processes
• Work with cross-functional teams delivering on demanding projects
• Functionally decompose complex problems into simple, straight-forward solutions
• Understand system inter-dependencies and limitations

Experience : 10+ years

Must skills:

Hands- on in the following:

• Java 8/J2EE
• Spring boot
• Gradle/Maven
• REST API
• ORM- hibernate/ JPA
• Unit Testing and Integration Testing- Junit/ TestNG

Good to have:

Hands-on in the following:

• CI/CD pipeline deployment
• Messaging- ActiveMQ/RabbitMQ/MQ
• DB2
• Kafka
• NoSQL framework exposure