JAVA Backend Microservices- Bangalore
Job Description:
We have an urgent opening for the position of JAVA Backend Microservices for an MNC Company.
(For SE III and above)
Your experience or knowledge checks most of these boxes
o Excellent programmer, preferably in Java – Intermediate (Collections, Polymorphism, Design
Patterns) to Expert level (Annotations, Lambda, Streaming, Concurrency)
o Good knowledge of data structures and algorithms – if methods you write are in traffic request path, you know how to avoid unacceptable time complexity
o Thorough knowledge of REST Framework like Spring Boot (or Lagom), REST Maturity Levels, good and bad practices of REST
o Where to use non-REST frameworks like gRPC over Thrift or Protobuf
o Nuances of TCP, UDP, HTTP, HTTP2, SSL
o Thorough understanding of designing distributed systems without a single point of failure that self-heal and stay responsive during failures
o How to stop cascading failures by implementing fallbacks, graceful degradation, back pressure, circuit breaker, request collapsing/caching, adaptive concurrency limits – Hystrix, Resilience4J
o Choosing the right data store for the given requirements – Relational, Graph, Object, Document, Columnar, Key-Value. We use Oracle, MySQL, Mongo, Cassandra
o Usage of mid-tier caches – define the right keys, how to partition them, setting TTLs. We use
Redis, Memcache, EHCache, Hazelcast, Aerospike.
o Load Balancing and Adaptive Routing across nodes
o Implementing distributed paradigms like tune-able eventual consistency, CQRS, Event sourcing
o Understanding the implications of asynchronous communication and non-blocking IO
o Nuances of using different servers – embedded vs standalone, Tomcat, Undertow, Netty, Jetty
o Designing systems for achieving low latency, low error rate, and high throughput
o X, Y, Z cubes of scaling – by cloning, sharding, and breaking into microservices. Applying the right trade-offs using CAP (Consistency, Availability and tolerance to network Partition)
o Compliance to 12-factor app and a solid understanding of different layers in the services stack –
Load Balancer, API Gateway, Service Discovery, Central Config Management, Feature toggle, etc.
o Understanding of Data Streaming and Messaging frameworks like Apache Spark, Storm, Flink, Kafka
Your Qualities as an Engineer
o You are a champion at Code reviews and Unit/Mock/integration Tests o You have a strong sense of ownership of what you design and deploy o You provide strong technical mentorship to team members
o You are an excellent team player
o You continuously learn and improve
o You are certainly NOT an intellectual jerk
For (SE II)
Your experience or knowledge checks most of these boxes
o Excellent programmer, preferably in Java – at least at an intermediate level (Collections, Polymorphism, Design Patterns, Annotations, Lambda)
o Good knowledge of data structures and algorithms – if methods you write are in traffic request path, you know how to avoid unacceptable time complexity
o Knowledge of REST Framework like Spring Boot
o Nuances of TCP, UDP, HTTP, HTTP2, SSL
o Understanding of Relational or Document database
o Usage of mid-tier caches. We use Redis, Memcache, EHCache, Hazelcast, Aerospike.
o Load Balancing and Adaptive Routing across nodes
o Understanding of asynchronous communication and non-blocking IO
Pluses if you check a few of the following boxes
o Compliance to 12-factor app and a solid understanding of different layers in the services stack –
Load Balancer, API Gateway, Service Discovery, Central Config Management, Feature toggle, etc.
o Understanding of Data Streaming and Messaging frameworks like Apache Spark, Storm, Flink, Kafka
o Choosing the right data store for the given requirements – Relational, Graph, Object, Document, Columnar, Key-Value. We use Oracle, MySQL, Mongo, Cassandra
Your Qualities as an Engineer
o You do code reviews and write unit tests
o You display a sense of ownership of what you design and deploy
o You are an excellent team player
o You have a strong appetite for continuous learning and improvement
o You are certainly NOT an intellectual jerk
Key Skills :
Company Profile
Established in 1999, Company is a global provider of digital transformation solutions in the areas of Predictive Analytics, Digital Experience, and Digital Supply Chain Management, and has delivered solutions in 20 countries across North America, the Middle East, Far East, Africa, and Asia. Driving innovation through outcome-based business models, proven and powerful IP solutions, BCT is a trusted partner for over 1000+ customers, including Fortune 500 companies. With strong capabilities in Digital Technologies, Company has over 3000 associates with technical and domain expertise, delivering solutions to the Oil & Gas, Telecom, Power, Government, Banking, Retail, and SCM / Logistics verticals. With a focus on joint innovation, Company has partnered with leading global technology organizations such as Oracle, IBM, and TIBCO to deliver differentiated value to customers. Company is recognized at CMMi level 5 and is an ISO-certified organization.
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- Interested candidates are requested to apply for this job.
- Recruiters will evaluate your candidature and will get in touch with you.