First seen by Alion on Sep 11, 2026.
🚀Job Title : Senior Backend Engineer (Java / Golang) SDE 3
Experience : 5 to 12 Years
Positions : 4
Employment Type : C2H (Contract to Hire)
Contract Duration : 3 Months
Location : Remote during contract → Pune after conversion
Work Mode After Conversion : 5 Days WFO
Notice Period : Immediate / Serving Notice / Up to 15 Days preferred
Mandatory Skills : Golang (1+ year mandatory), 5+ years Backend Development, System Design, Distributed Systems, Microservices, REST / GraphQL APIs, Event-Driven Architecture, SQL & NoSQL Databases, AWS / GCP / Azure, Strong Problem-Solving & Communication Skills.
About the Role :
We are looking for an experienced Backend Engineer / SDE 3 with strong expertise in Java / Golang to design and build scalable, secure, and high-performance backend services and APIs.
The role involves hands-on coding, system design, microservices, distributed systems, and collaboration with engineering and infrastructure teams.
Must-Have Skills :
- 5+ years of backend development experience.
- Strong hands-on experience with Golang.
- Minimum 1+ year of Golang experience is mandatory.
- Strong understanding of System Design & Distributed Systems.
- Experience with REST / GraphQL APIs.
- Experience with Microservices and Event-Driven Architecture.
- Experience with Event Queues / Asynchronous Processing.
- Strong knowledge of Relational and NoSQL databases.
- Familiarity with AWS, GCP, or Azure.
- Strong communication and problem-solving skills.
Important Note for Java Candidates :
Java candidates can be considered only if they have at least 1+ year of hands-on Golang experience and are willing to work in Golang.
Candidates with less than 1 year of Golang experience will not be considered.
Good to Have :
- Experience in Fintech / Payments / Transaction-heavy systems
- Docker & Kubernetes
- Datadog / Prometheus / Grafana
- CI/CD experience
- Exposure to Java or Ruby
Key Responsibilities :
- Design, develop, and maintain scalable backend services using Golang.
- Build reliable, secure, and high-performance microservices and APIs.
- Implement event-driven and asynchronous processing systems.
- Work on system architecture, scalability, performance, and reliability.
- Participate in system design, code reviews, and technical discussions.
- Collaborate with mobile, web, and infrastructure teams.
- Develop unit, integration, and performance tests.
- Contribute to CI/CD, observability, documentation, and engineering best practices.
Interview Process :
Round 1 : Take-Home Coding Assessment – Submission within 48 hours
Round 2 : Code Pairing – Problem Extension
Round 3 : Culture Fitment
Skills
Go Programming (Golang), Systems design, Distributed Systems, Microservices, RESTful APIs, GraphQL, Event-Driven architecture, SQL, NOSQL Databases, Amazon Web Services (AWS), Problem solving, Communication Skills, Java

