Manish Sahu

Software Engineer

Bengaluru, Karnataka, India4 yrs 6 mos experience

Key Highlights

Expert in microservice architecture and data-intensive APIs.
Proven ability to enhance system performance and reliability.
Strong collaboration with cross-functional teams for timely delivery.

Stackforce AI infers this person is a Full Stack Developer specializing in SaaS solutions with a focus on microservices and automation.

Contact

Skills

Core Skills

MicroservicesJavaJavascriptReactQuality AssuranceAutomation Testing

Other Skills

AWSAlgorithmsApacheCascading Style Sheets (CSS)Code ReviewData StructuresDebuggingFront-End DevelopmentJUnitJestKafkaMUIMavenMockitoNode.js

About

Dynamic Full Stack Developer with over 4 years of experience in designing and scaling robust web applications, leveraging Java, Spring Boot, and React.js. Expertise in microservice architecture and data-intensive APIs, with a proven ability to enhance system performance and reliability. Skilled in optimizing workflows and implementing best practices in coding and testing, leading to significant reductions in errors and improved efficiency. Strong collaboration with cross-functional teams ensures timely delivery of high-quality solutions aligned with business needs.

Experience

4 yrs 6 mos

Total Experience

2 yrs

Average Tenure

6 mos

Current Experience

Crimsonlogic

Software Engineer

Nov 2025 – Present · 6 mos · Bengaluru, Karnataka, India · Hybrid

Infosys

Power programmer

May 2023 – Nov 2025 · 2 yrs 6 mos · Bengaluru, Karnataka, India · On-site

Architected and delivered microservice-based backend systems using Spring Boot + Spring Cloud,
deployed on AWS ECS, handling 100K+ daily API requests under 100 ms latency.
Applied design patterns (Factory, Strategy, Repository) to refactor core services, improving code modularity and testability by 30%.
Designed event-driven pipelines using Kafka for asynchronous data flows and retry mechanisms with idempotent consumers to ensure exact-once processing.
Built a distributed caching layer with Redis for frequent reads and session storage, reducing DB load by 45% and cutting average response time to 80 ms.
Developed high-throughput REST APIs and optimized batch operations to handle 10K+ records per run, achieving 5× speed improvement through parallel processing and connection pool tuning.
Conducted low-level design (LLD) reviews covering entity relationships, API contracts, and thread-safety considerations for multi-service transactions.
Integrated Spring Security + JWT for multi-tenant authentication and role-based access control across frontend React dashboards.
Delivered frontend dashboards in React + MUI for real-time data visualization, integrating with backend through React Query and optimistic updates.
Achieved 85% test coverage with JUnit, Mockito, Jest, led test strategy for integration and performance testing across microservices.
Collaborated on system design reviews addressing scalability, partitioning, and data consistency trade-offs (CAP model).

Spring BootAWSKafkaRedisREST APIsReact+5

Mindfire solutions

QA Engineer

Oct 2021 – Apr 2023 · 1 yr 6 mos · Bhubaneswar, Odisha, India

Automated complex manual test cases using Java, Selenium, TestNG, and Maven, reducing retesting time by 20%.
Increased test coverage by 30%, ensuring greater reliability and robustness of testing processes.
Developed and maintained automated test scripts with Test Café for web applications, delivering consistent testing results.
Debugged and resolved issues in test automation frameworks, supporting timely delivery of high-quality software solutions.

JavaSeleniumTestNGMavenTest CaféQuality Assurance+1