ABHISHEK YADAV
Mumbai
Summary
Accomplished Senior Software Engineer with deep expertise in designing and deploying scalable, cloud-native microservices using Spring Boot, Node.js, and AWS. Proven track record of optimising system performance, securing applications with modern authentication (OAuth2, AWS Cognito), and building reliable backend systems in distributed, high-traffic environments. Experienced in Agile product teams, driving delivery through clean architecture, automation, and cross-functional collaboration. Recognised for mentoring junior developers, rapidly adopting new technologies, and delivering impactful solutions in fast-paced, engineering-driven organisations.
Overview
6
6
years of professional experience
Work History
SENIOR SOFTWARE ENGINEER
CREDIT SAISON (KISETSU SAISON)
BANGALORE
12.2022 - Current
- Designed, built, and deployed RESTful microservices using Spring Boot (Java 21) and Node.js, ensuring high scalability and modular architecture.
- Deployed microservices to AWS using CloudFormation, following infrastructure-as-code principles to automate provisioning and reduce manual intervention.
- Optimised inter-service communication and performance by introducing Redis caching, reducing external API calls from 14,000 to 4,000 per hour.
- Upgraded legacy Node.js microservices from v11 to v16, resolving deprecated dependencies and ensuring zero-downtime deployments.
- Implemented secure Single Sign-On (SSO) using AWS Cognito and Google OAuth2, enhancing user authentication and identity management.
- Hardened backend services by configuring HttpOnly and Secure cookie flags, mitigating XSS and session-related vulnerabilities.
- Adapted quickly to new stacks by learning Nuxt 2 and Spring Boot (Java 21), contributing production-ready features within tight timelines.
- Earned two internal awards for significant contributions to cross-functional, microservice-driven product success.
- Gained hands-on experience across the AWS ecosystem (e.g., Cognito, EC2, Lambda, CloudFormation), with a focus on scalable, secure deployments.
- Actively participated in Agile ceremonies—daily stand-ups, sprint planning, retrospectives—in distributed teams building cloud-native microservices.
APPLICATION DEVELOPER
UNIFIED INFOTECH
KOLKATA
06.2022 - 11.2022
- Mentored junior developers through code reviews, pair programming, and informal knowledge-sharing sessions, fostering a culture of collaboration and growth.
- Tested customer-facing prototypes to validate usability and gather early feedback for iterative improvements.
- Designed and implemented responsive, structured, and performance-optimised web applications, focusing on scalability and maintainability.
- Enhanced UI/UX using JavaScript-based dynamic interfaces, improving user engagement and frontend performance.
- Built full-stack applications using emerging technologies such as NestJS and Django, contributing to both frontend and backend services.
- Managed multiple projects end-to-end — from requirements gathering and research to development, deployment, and post-launch monitoring.
- Created and maintained reusable layouts and design systems to enhance usability, improve accessibility, and standardise user experience across platforms.
FULL STACK DEVELOPER
EDUKEMY
BANGALORE
06.2021 - 06.2022
- Led backend development in a MERN stack application, delivering modular and scalable features for real-world user scenarios.
- Deployed a full-stack MERN application to AWS, managing EC2 instances and automating deployment pipelines.
- Managed production MongoDB databases, ensuring data consistency, performance tuning, and secure backups.
- Developed and maintained backend features using Node.js, focusing on service modularity and RESTful API design.
- Integrated third-party chatbots into Laravel-based applications, enhancing user support workflows and automation.
- Implemented asynchronous queue jobs to handle large media backups from Vimeo to Amazon S3, improving reliability and reducing processing time.
- Learned PHP and Laravel in just two days to meet urgent delivery timelines, demonstrating fast adaptability and delivery under pressure.
SDE 1
TEXT MERCATO
BANGALORE
09.2020 - 06.2021
- Led end-to-end website development projects, taking ownership from UI/UX design to final deployment.
- Developed and maintained scalable web applications using Angular 8+, aligning with modern frontend architecture patterns.
- Designed and optimised UI components based on project-specific requirements, improving user experience and performance.
- Added new features and enhancements to Angular applications, working closely with stakeholders and product teams.
- Managed live MongoDB databases, ensuring data accuracy, security, and uptime in production environments.
- Handled and processed sensitive client data from platforms like Amazon, Myntra, and Flipkart, implementing data sanitisation and secure handling practices.
FREELANCER
FREELANCER
MUMBAI
04.2019 - 09.2020
- Developed responsive web applications using HTML, CSS, JavaScript, and Bootstrap, ensuring cross-device compatibility.
- Created pixel-perfect, mobile-friendly layouts aligned with modern design systems and usability principles.
- Integrated RESTful APIs into frontend applications to enable dynamic, data-driven user interfaces.
- Improved UI accessibility through semantic HTML, ARIA roles, and keyboard navigation support, aligning with WCAG standards.
- Ensured consistent behaviour and styling across major browsers through thorough cross-browser testing and fallbacks.
Education
Bachelor of Science - Computer Science
UNIVERSITY OF MUMBAI
Mumbai03-2019
12th - Science
SICES
Mumbai03-2015
10th -
K.V. BHANDUP
Mumbai03-2013
Skills
- Java
- JavaScript
- TypeScript
- Python
- PHP
- Spring Boot 3
- Laravel
- Expressjs
- NestJS
- Django (if applicable)
- React 19
- Nextjs
- Angular 8
- Vuejs
- Nuxtjs
- Bootstrap 5
- Element UI
- AWS EC2
- AWS S3
- AWS Lambda
- AWS Cognito
- AWS CloudFormation
- AWS CloudWatch
- Terraform (if applicable)
- GitHub Actions
- GitLab CI/CD
- Jenkins (if applicable)
- PostgreSQL
- MySQL
- MongoDB
- Redis
- Kafka
- gRPC
- REST APIs
- OAuth2
- Swagger / Openapi
- AWS SSO
- HttpOnly & Secure Cookies
- DataDog
- Prometheus
- Grafana
- Git
- Jira
- Postman
- JSON
- YAML
- Docker
- Kubernetes
Hobbies and Interests
- Self-motivated and highly experienced Senior Software Engineer with a strong background in Full Stack Development. Passionate about building scalable and efficient solutions, with a proven track record of delivering high-quality projects on time. Adept at working in Agile environments and collaborating with cross-functional teams to drive innovation.
- FOOTBALL
- GAMES
- MUSIC
Motivational Quote
Attitude is more important than knowledge because, in a team environment, even the deepest knowledge holds little value if the right attitude is missing.
Languages
Hindi
First Language
English
Advanced (C1)
C1
Timeline
SENIOR SOFTWARE ENGINEER
CREDIT SAISON (KISETSU SAISON)
12.2022 - Current
APPLICATION DEVELOPER
UNIFIED INFOTECH
06.2022 - 11.2022
FULL STACK DEVELOPER
EDUKEMY
06.2021 - 06.2022
SDE 1
TEXT MERCATO
09.2020 - 06.2021
FREELANCER
FREELANCER
04.2019 - 09.2020
Bachelor of Science - Computer Science
UNIVERSITY OF MUMBAI
12th - Science
SICES
10th -
K.V. BHANDUP
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