Senior Software Development Engineer III - Backend Architecture
First seen by Alion on Aug 10, 2026.
Role Overview :
We are looking for a strong SDE III / Senior Software Engineer to join the core engineering team and build scalable products and platforms for the consumer fintech space. This is a hands-on individual contributor role for an engineer who can independently own complex technical problems and contribute across the full software development lifecycle.
Key Responsibilities :
- Own software development across the complete product lifecycle, including requirements analysis, design, development, testing, deployment, and post-production monitoring.
- Design and develop scalable, reliable, and maintainable backend services and applications.
- Translate product and business requirements into robust technical solutions.
- Develop high-quality code following established engineering and design principles.
- Design and build APIs, services, and integrations using Java and Spring Framework.
- Apply appropriate data structures, algorithms, and design patterns to solve complex engineering problems.
- Evaluate technical trade-offs related to scalability, performance, reliability, and maintainability.
- Participate in architecture and design discussions and contribute to improving engineering practices.
- Write comprehensive unit and integration tests and proactively identify potential production issues.
- Debug complex technical problems, perform root-cause analysis, and drive issues through to resolution.
- Monitor applications in production and contribute to system reliability, performance, and observability.
- Conduct code reviews and provide constructive technical feedback to peers.
- Collaborate closely with Product, Design, QA, and other engineering teams to deliver high-quality products.
- Take end-to-end ownership of features and technical initiatives with minimal supervision.
Required Skills :
- 6 - 8 years of strong hands-on experience as a Software Engineer / Backend Engineer.
- Strong proficiency in Java and experience with the Spring Framework / Spring Boot.
- Strong understanding of Object-Oriented Programming, data structures, algorithms, and design patterns.
- Experience designing and developing scalable backend systems and RESTful APIs.
- Good understanding of database concepts, SQL, and data modelling.
- Strong understanding of software design trade-offs involving scalability, performance, reliability, and maintainability.
- Experience with unit testing, integration testing, debugging, and production support.
- Familiarity with distributed systems and high-scale applications is preferred.
- Strong problem-solving and analytical skills.
Preferred Skills :
- Experience working with high-growth internet companies, consumer technology, fintech, or large-scale digital products.
- Exposure to microservices, Kafka, Redis, Docker, Kubernetes, and cloud platforms.
- Experience building systems handling high transaction volumes or large user bases.
- Strong focus on code quality, testing, reliability, and proactively identifying defects before they reach production.
What We Look For :
- Strong ownership and accountability for technical outcomes.
- Ability to independently drive complex engineering initiatives.
- Passion for building high-quality products and solving challenging technical problems.
- Curiosity to understand systems deeply and proactively identify potential issues.
- Excellent written and verbal communication.
- Strong collaboration skills and a responsible, team-oriented approach.
Skills
Backend Architecture, Data Structure, Algorithm, Java, Spring Frameworks, OOPS, RESTful API, Spring Boot, Microservices Architecture, Kafka, Redis