M3BI - a Zensar Company

Hands on experience with Async programming constructs of Java- Multithreading, Executors, Futures, CompletableFutures or Kotlin-Coroutines. Optional: Familiarity with modern system development using Golang or Rust and understanding of Web Assembly (WASM). A minimum of 6 years of experience with Java, Kotlin or similar Object Oriented Programming Language in a professional environment required.. 3+ years required with at least one other modern programming language such as Node.js/JavaScript, Python, GO, Rust.. Familiarity with Data Centric application design, Event Driven Systems, Kafka, Big Data ecosystem , Data pipelines, Stream processing systems etc.

platform engineer

Job Description : <ul><li>System design and scaling (CAP, Distributed Caches, Read/Write Replicas, Consistent Hashing, CQRS, CRDTs). Ability to break down complex/high level ideas into concrete design and provide proofs of concept.</li><li>Hands on Java Programming experience with core Java constructs - Collections, Exceptions, Streams, and Lambdas</li><li>Hands on experience with Async programming constructs of Java- Multithreading, Executors, Futures, CompletableFutures or Kotlin-Coroutines</li><li>Good to have knowledge on Virtual Threads and new features of Java 21+.</li><li>Experience working with any of the Java frameworks on Reactive Stack - Vert.x (strong preference) and optionally Spring Reactive, RxJava, Netty, or Akka</li><li>Hands on experience working with microservices / API's - Rest (required), SOAP, gRPC</li><li>Hands on experience with build tools -- Gradle (preferred), Maven (minimum)</li><li>Hands on experience using Unit Testing Tools - Junit (minimum), Cucumber or other equivalents</li><li>Hands on experience in high scale system design, performance tuning, problem diagnosis and resolution</li><li>Hands on experience working with git or equivalent source code management systems - resolve merge conflicts etc.</li><li>Good to have knowledge on Java Perf tooling - Analyzing heap dumps, Thread dumps, JConsole, JMC</li><li>Good to have knowledge on micro benchmarking - JMH harnesses</li><li>Good to have knowledge on messaging systems using Java client - Kafka, RabbitMQ etc.</li><li>The 4 pillars of documentation. You can use C4, PlantUML, draw.io, one of (markdown, asciidoc, rst), ADR (Architecture Decision Records) to express your ideas.</li><li>Optional: Familiarity with modern system development using Golang or Rust and understanding of Web Assembly (WASM)</li></ul> Qualifications: <ul><li>12+ years of software development experience in a professional environment and/or comparable experience such as: - Wide breath of engineering experience.</li><li>A minimum of 6 years of experience with Java, Kotlin or similar Object Oriented Programming Language in a professional environment required.</li><li>3+ years required with at least one other modern programming language such as Node.js/JavaScript, Python, GO, Rust.</li><li>Hands-on expertise with application design, software development, and automated testing required.</li><li>Hands-on experience in development of highly scalable, high performance backend applications using a variety of technologies, with specific expertise in Enterprise Java (including advanced design pattern & common libraries) and cloud native technologies required.</li><li>Experience in building enterprise-grade APIs using state-of-the-art techniques and best practices (GraphQL ,REST, JSON, XML, etc.) required.</li><li>Experience with relational databases, including designing complex schemas and queries required.</li><li>Experience developing within distributed systems or a microservice based architecture required.</li><li>Experience with Cloud Native system design required.</li><li>Familiarity with Containers and Container Orchestration tools such as Docker , Docker Swarm , Kubernetes required.</li><li>Familiarity with Data Centric application design, Event Driven Systems, Kafka, Big Data ecosystem , Data pipelines, Stream processing systems etc. is required.</li><li>Strong verbal and written communication skills for documenting workflows, tools, or complex areas of a codebase.</li><li>Ability to thrive in a fast-paced environment and multi-task efficiently.</li><li>Strong analytical and troubleshooting skills.</li><li>Validated experience leading teams of engineers.</li><li>Experience using database systems like Couchbase, Cassandra, Redis etc. in a high performance and resilient configurations is a plus.</li><li>Hands-on coding experience in One Amex suite of platforms and products, especially One App, One Data, One Stream etc. is a plus.</li><li>Experience working with Public Clouds (AWS,GCP,Azure) is a plus.</li><li>Bachelor’s Degree in computer science, computer science engineering, or related experience required; advanced degree preferred.</li></ul>

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