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Illustration of a wall clock at 2:00 beside versioned policy cards v17 and v18 with a W+1 window token tag, above a stream of events

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Temporal versioning to stop config drift in stream processing
Portrait of Kalpesh Deo, Staff software engineer-II at One2N

Kalpesh Deo

Staff software engineer-II @One2N

How temporal versioning with effective-time configuration and window tokens stops configuration drift across tenant time zones, rollovers and event replay.

Cover illustration for Spring Kafka batching: how we shot ourselves in the foot

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Spring Kafka batching: how we shot ourselves in the foot
Portrait of Mahesh Aravind, SDE at One2N

Mahesh Aravind

SDE @One2N

Spring Kafka batch listeners cost us non-blocking retries for a small throughput gain. How listener batching differs from producer batching, and the fix.

Cover illustration for Deploying a scalable NATS cluster part 2: hands-on demo

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Deploying a scalable NATS cluster part 2: hands-on demo
Portrait of Barun Debnath, SRE

Barun Debnath

SRE

Portrait of Spandan Ghosh, Content at One2N

Spandan Ghosh

Content @One2N

Deploy a four-node NATS cluster with Docker, JetStream stream replication, dead letter queues and Prometheus and Grafana dashboards, then load test it.

Cover illustration for Deploying a scalable NATS cluster, part 1: core architecture

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Deploying a scalable NATS cluster, part 1: core architecture
Portrait of Barun Debnath, SRE

Barun Debnath

SRE

NATS cluster architecture, part 1: pub-sub and queue groups, JetStream persistence, cluster, super cluster and leaf node topologies, and what to plan for.

Cover illustration for All software is assembled

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All software is assembled
Portrait of Chinmay Naik, CEO at One2N

Chinmay Naik

CEO @One2N

All software is assembled: why teams ship faster by integrating third-party components than building from scratch, and how to treat dependencies.

Cover illustration for Mock API in microservices architecture

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Mock API in microservices architecture
Portrait of Kalpesh Deo, Staff software engineer-II at One2N

Kalpesh Deo

Staff software engineer-II @One2N

Mock APIs in microservices architecture: why running every dependent service locally slows developers down, and how mocks unblock local dev and testing.

Talks

Thumbnail for the talk Kubernetes for Hybrid Cloud Environments - #60 Kubernetes Pune Meetup

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Kubernetes for Hybrid Cloud Environments - #60 Kubernetes Pune Meetup
Portrait of Harshwardhan Mehrotra, SRE at One2N

Harshwardhan Mehrotra

SRE @One2N

How One2N designed an EKS hybrid setup for a betting platform across 40 data centers with strict data residency and latency requirements.

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