Santhosh krishna

Backend Engineer

Bengaluru, Karnataka, India5 yrs 4 mos experience

Highly Stable

Key Highlights

Expert in architecting high-performance distributed systems.
Proven track record in building scalable Node.js microservices.
Strong focus on engineering excellence and code quality.

Stackforce AI infers this person is a Backend-focused Software Engineer with expertise in Healthcare technology and scalable systems.

Contact

Skills

Core Skills

MicroservicesSystems DesignBackend DevelopmentFrontend Development

Other Skills

AWS LambdaAlgorithmsAmazon EC2Amazon S3Amazon Web Services (AWS)AngularAngular MaterialAngularJSApache KafkaBack-End Web DevelopmentBootstrapBull queueBull/pg-bossC++CSS

About

I am a Backend-focused Software Engineer with over 4 years of experience architecting high-performance distributed systems. Currently, as an Application Engineer 3 at MediBuddy, I specialize in building scalable Node.js microservices and event-driven architectures that handle 30k+ daily transactions. What I bring to the table: 1.System Design: Experience transitioning legacy monoliths to modern, containerized microservices (Node.js/NestJS). 2.Scalability: Engineered custom rule engines and async data pipelines handling high-concurrency traffic with 99.9% uptime. 3.Cloud Native: Deep expertise in AWS and GCP, utilizing Serverless (Lambda/Cloud Functions), Managed DBs (RDS), and IaC (Terraform). 4.Engineering Excellence: Strong focus on code quality, distributed locking, caching strategies (Redis), and observability. Core Tech Stack: Node.js, NestJS, TypeScript, Python, PostgreSQL, Redis, AWS (SNS/SQS, Lambda), GCP (Pub/Sub), Docker, Terraform, System Design.

Experience

5 yrs 4 mos

Total Experience

3 yrs 3 mos

Average Tenure

2 yrs 8 mos

Current Experience

Medibuddy

2 roles

Senior Application Engineer 3

Promoted

Jul 2025 – Present · 11 mos · Bengaluru, Karnataka, India · On-site

Promoted for consistently delivering end-to-end solutions that balance scalability, performance, and reliability across MediBuddy’s enterprise-facing healthtech platform.
Key Contributions & Achievements:
1. Led the design and scaling of the Reimbursement System, processing 3,000+ claims per day across multiple corporates with policy-driven approvals, multi-step workflows, and modular configurations.
2. Delivered custom onboarding and reimbursement logic for large clients including Wipro, supporting their HRMS and finance integration needs.
3. Implemented robust background processing pipelines using pg-boss queues to handle 30,000+ monthly reminder and retry emails, improving SLA adherence and reducing support escalations.
4. Tuned database queries and optimized cache layers, improving performance of key endpoints by ~30% under peak load.
5. Partnered closely with QA, DevOps, and PMs to ensure high code quality, automated CI/CD workflows, and on-time delivery.
6. Took full ownership of modules — from architecture to release — with a strong focus on clean code, observability, and resilience.
Tech Stack:
Node.js, PostgreSQL, Redis, pg-boss, GCP (Cloud SQL, Pub/Sub, IAM), Docker, GitLab CI/CD, Datadog, Grafana

Node.jsPostgreSQLRedispg-bossGCPDocker+5

Senior Application Engineer 2

Oct 2023 – Jul 2025 · 1 yr 9 mos · Bengaluru, Karnataka, India · On-site

Contributed to foundational backend components and B2B integrations, building extensible APIs, reusable modules, and robust developer tooling for MediBuddy’s core platform.
Key Projects:
1. Developed and maintained external SDKs and REST APIs used by partner companies to integrate with MediBuddy’s reimbursement and health services — enabling seamless adoption and contract-based integration.
2. Focused on API-first design, backward compatibility, access control, and documentation to reduce friction for external engineering teams.
3. Designed and launched the Coupon Code Service, supporting usage-based promos, eligibility rules, and audit tracking across millions of redemptions.
4. Built a Rule Engine Platform that allowed business teams to configure workflows dynamically without engineering intervention.
5. Standardized logging, error handling, and retries across services by building internal wrappers and utilities.
6. Integrated pg-boss queues to support async workflows including retries, alerting, and long-running task scheduling.
Tech Stack:
Node.js, PostgreSQL, Redis, Bull/pg-boss, REST APIs, Docker

Node.jsPostgreSQLRedisBull/pg-bossREST APIsDocker+2

Springml, inc.

2 roles

Application Developer

Promoted

Nov 2022 – May 2024 · 1 yr 6 mos · Hyderabad, Telangana, India

As an Application Developer, I specialize in Python, Angular, and Terraform, delivering scalable and secure solutions. With Python, I excel in backend development, leveraging libraries and frameworks for robust applications. I design and implement RESTful APIs, manage databases, and handle server-side logic efficiently.
In Angular, a JavaScript framework, I create dynamic and interactive user interfaces. Features like data binding, components, and routing enhance user experience. I integrate frontend technologies such as HTML, CSS, and JavaScript seamlessly with backend components.
Additionally, I possess expertise in Terraform, an infrastructure-as-code tool. With Terraform, I define and provision cloud resources, ensuring consistent and reproducible deployments, particularly on Google Cloud Platform (GCP). Declarative syntax and automation capabilities streamline infrastructure provisioning, enabling efficient scaling and reliable deployments.
Collaborating with stakeholders, including designers, QA engineers, and project managers, I gather requirements, provide technical expertise, and contribute to the development strategy. Agile methodologies, including daily stand-ups and sprint planning, ensure timely delivery of features and effective communication.
To stay updated, I engage in continuous learning, attend workshops, and explore advancements in Python, Angular, and Terraform. This commitment allows me to apply best practices, adhere to coding standards, and deliver high-quality solutions meeting industry standards and exceeding client expectations.
In summary, as an Application Developer, my expertise in Python, Angular, and Terraform enables me to deliver scalable, secure, and performant solutions. I excel in backend development, create dynamic user interfaces, and utilize infrastructure-as-code for efficient deployments. Collaborating effectively, I ensure timely project delivery while staying updated with the latest technologies.

PythonAngularTerraformRESTful APIsHTMLCSS+3

Associate Application Engineer

Feb 2021 – Nov 2022 · 1 yr 9 mos · Hyderabad, Telangana, India

In my role as an Associate Application Engineer at SpringML, I contributed to the development and maintenance of web applications using Angular and Flask. I focused on enhancing performance and user experience while ensuring code quality and security. Key responsibilities and achievements include:
Developing new features and optimizing existing ones for improved performance and user experience.
Implementing REST APIs and integrating them with the front-end using Angular services.
Utilizing Git for version control and deploying applications to the App Engine.
Enhancing application security through the implementation of authentication and authorization using Firebase Auth.

AngularFlaskREST APIsGitFirebaseFrontend Development+1