sakib.ninja sakib.ninja

About me

Summary

Lead Software Engineer with 9+ years building distributed, event-driven systems in Go & Java. I design resilient, observable platforms (Kafka, Temporal, Kubernetes) and ship product outcomes: faster delivery, lower latency, and tighter reliability SLOs. Comfortable leading squads, refining roadmaps, and moving 0→1 products to production.

Expertise pillars

Backend & APIs

Go, Java (Spring), GraphQL/REST, webhooks, microservices.

Distributed Systems

Kafka, RabbitMQ, Debezium CDC, idempotency, DLQs.

Workflow/Orchestration

Temporal (sagas, retries, backoffs), async pipelines.

Cloud & Infra

Kubernetes, Docker, Terraform, DigitalOcean/AWS.

Data

PostgreSQL, Redis, Cassandra, OpenSearch, MinIO/S3.

Observability

Grafana, Prometheus, OpenTelemetry, Sentry/Datadog.

Skills matrix

Languages
GoJavaJSSQLBash
Frameworks
Spring BootFiber FrameworkReact
Datastores
PostgreSQLRedisCassandraOpenSearchMinIO/S3
Messaging
KafkaRabbitMQDebezium CDC
Orchestration
TemporalKubernetesDocker
Observability
GrafanaPrometheusOpenTelemetrySentry
AI/Vector
WeaviateOpenAI API
Dev Productivity
TestcontainersWireMockGitLab CI
Platforms
Shopify AppsStripe ConnectSubscriptions
Cloud
AWSDigital OceanGCP

Career timeline

Recent roles and highlights

  1. 2023
    Lead Software Engineer - Zulzi Ondemand Pty Ltd. Leading the design and build of an event-driven hospitality platform, Go and Spring microservices on Kubernetes with PostgreSQL/Cassandra, Kafka/RabbitMQ, and Temporal orchestration, with observability via Grafana, Sentry, and GCP Logs.
  2. 2021
    Senior Software Engineer - Twilio Inc. Drove modernization of Twilio’s messaging infrastructure (Java/Spring, Scala, Kafka, DynamoDB), automating workflows to cut engineering effort by 5% and improving a business-critical service’s health by 20% with robust observability (Datadog/Rollbar) and test tooling (Testcontainers/WireMock, Docker).
  3. 2020
    Founder - Shopemaa LLC Shopemaa is a scalable, Headless commerce API built from the ground up in Go and Java backed by PostgreSQL, Redis, RabbitMQ, and Docker.
  4. 2017
    Software Engineer - Pathao Inc. Designed a scalable, HA, fault-tolerant platform using Golang on Docker/Kubernetes, reduced Supply service latency by 10% via Elasticsearch tuning, and built an EMQX MQTT notification system serving 1M+ users.
  5. 2016
    Software Engineer - East West Media Group (P1) Implemented tailored Erlang features for MongooseIM, saving nearly $4K/month and reducing third-party spend.
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