Golang(80%)+React(20%) Developer For One The Growing Digital Transformation Company
Acme ServicesKolkata, Republic Of India, IN14 days ago
Job descriptionProduction track record : Has built, deployed, and supported live systems (not POCs only). Scalable systems exposure : Event-driven microservices that run at scale (throughput / concurrency). Reasoning & math : Can quickly translate business rules into code (e.G., compute GST 28% on 100 ). Rapid ramp-up : Can ship to production within 1 week of onboarding (env setup, first ticket, release). Communication : Can clearly explain own architecture, trade-offs, and contribution. Coding quality : Smart, idiomatic Go (clean design, tests, error handling, performance awareness). Event-driven architecture : Kafka / SQS / SNS , idempotency, retries, dead-lettering. gRPC : Protobuf contracts, versioning / backward compatibility, interceptors (auth / logging). Data : Strong DynamoDB (modeling, partitions / GSIs / LSIs, capacity, pagination, consistency). Bonus if familiar with Postgres basics (ALTER, indexing, replication concepts). Security : OAuth 2.0, JWT flows. Cloud : AWS with Lambdas & serverless patterns. ReactJS ≥ 1 year hands-on. Comfortable re-using existing components , API integration, basic state patterns. AI coding tools exposure (e.G., Copilot / Codex / Sonnet / Cursor) with responsible use —candidate has used these to accelerate 70–80% of a feature while maintaining code quality. Terraform & deployment knowledge (CI / CD, environment promotion). Go : concurrency (goroutines, channels, contexts), error handling, maps, testing. Architecture : microservices, event-driven design, data communication. Cloud : AWS (Lambdas, serverless), infra basics. Messaging : Kafka, SQS / SNS . Data : DynamoDB / NoSQL (also Cassandra basics), Postgres (ALTER / indexing / replication). Interfaces : gRPC . Security : OAuth 2.0, JWT . Code quality : “ vibe coding ” = idiomatic, readable, maintainable Go. Project deep-dive : Overview & architecture of current / last project; team structure ; Concurrency mini-task : Small code discussion or snippet (worker pool / fan-out-fan-in) + channel usage . AWS Lambdas : Where they used Lambdas, patterns for retries / backoff; Event-driven system : Design choices (topic / queue, ordering, idempotency, DLQ). Data : DynamoDB : partition / GSI design, pagination, hot partition avoidance. Postgres : an ALTER example; indexing strategy; Event-driven in Postgres (e.G., outbox, NOTIFY / LISTEN, CDC—at a high level). Performance & reliability : Troubleshoot API slowness (profiling, N+1, caching, indexes, timeouts); Quick reasoning checks : e.G., GST 28% on 100 ; Only academic / POC experience; Cannot explain own work or architecture coherently. Weak DynamoDB fundamentals (poor modeling; Cannot write or reason about basic Go concurrency / channels . No experience with event-driven patterns or gRPC in practice
Job Mode : Permanent Remote
Notice Period : Immediate to 30 Days Max
Role : Golang Backend Engineer (with React exposure)
Experience : 5–8 years | Allocation : ~70% Go / ~30% ReactJS | Start : Able to contribute to production within week 1 of onboarding
Salary Range : Upto 25 LPA.
1) Mandatory Requirements (Shortlist only if ALL are met)
- Experience : 5–8 years professional software development;
recent, hands-on Golang in production.
2) Frontend Requirement (30% of the role)
3) Nice-to-Haves (Plus)
4) Topics to Vet (Conceptual depth over theory)
Note : We require understanding of concepts , not just recitation.
5) Expected Interview Coverage (so agencies can pre-screen)
candidate’s role / impact.
how they solved issues .
replication basics.
query slowdown approach.
mapping a business ruleto code / data model.
6) Disqualifiers (Immediate “No”)
no production deployments .
unaware of GSIs / partitions).
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For Developer • Kolkata, Republic Of India, IN
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