Senior Software Engineer

Exp- 3-10 years

Notice period- Serving notice period or immediete

Location-Bangalore

Required Skills and Qualifications 

Backend: 

• Strong programming skills in Core Java, Java 8+ 

• Experience with Spring Boot, RESTful APIs, Microservices architecture 

• Good understanding of JPA/Hibernate, and SQL/NoSQL databases 

Frontend: 

• Proficient in React.js, JavaScript (ES6+), HTML5, CSS3 

• Experience with Redux, React Hooks, and component-based architecture 

• Familiarity with front-end build tools (Webpack, Babel, NPM)

Key Responsibilities

• Develop and maintain scalable backend services using Core Java / Spring Boot 

• Design and implement responsive, high-quality front-end interfaces using React.js 

• Integrate backend APIs with frontend components seamlessly 

• Collaborate with product managers, architects, and QA to deliver quality software 

• Ensure code quality through unit testing, code reviews, and performance tuning 

• Troubleshoot and debug production issues as needed 

Strong Senior Full Stack Engineer profiles

Mandatory (Experience 1) – Must have 4+ years of hands-on full stack engineering experience (avoid frontend-heavy only profiles, backend heavy will work)

Mandatory (Experience 2) – Must have strong backend engineering experience using Python, including designing and owning APIs, services, and data models in production environments

Mandatory (Experience 3) – Must have strong frontend development experience using React (or equivalent), including component architecture, state management, and building production-grade user interfaces

Mandatory (Experience 4) – Must have end-to-end ownership experience, building and shipping features across the full stack (UI + API + database) without clear handoff boundaries

Mandatory (Experience 5) – Must have strong web fundamentals, including understanding of browser rendering, performance optimization, and accessibility best practices

Mandatory (Experience 6) – Must be able to demonstrate solving complex problems on both frontend and backend, clearly articulating trade-offs, decisions, and outcomes

Mandatory (Experience 7) – Must have solid experience with databases (SQL/NoSQL), including schema design, query optimization, and handling performance bottlenecks

Mandatory (Company) - Must have worked in product-based companies, (preferred early-stage startups with Seed to Series C/D with fast-paced shipping culture)

Mandatory (Education) - Strong CS fundamentals required (CS degree or equivalent). Candidates from Tier-1 institutes (IITs, BITS, IIITs) are preferred but not mandatory

Location : Bengaluru, India

Type : Full-time

Experience :4-7 Years

Mode :Hybrid

The Role

We're looking for a Full Stack Engineer who thrives on building high-performance applications at scale. You'll work across our entire stack—from optimizing PostgreSQL queries on 140M+ records to crafting intuitive React interfaces. This is a high-impact role where your code directly influences how sales teams discover and engage with prospects worldwide.

What You'll Do

• Build and optimize REST APIs using Django REST Framework handling millions of records
• Design and implement complex database queries, indexes, and caching strategies for PostgreSQL
• Develop responsive, high-performance front-end interfaces with Next.js and React
• Implement Redis caching layers and optimize query performance for sub-second response times
• Design and implement smart search/filter systems with complex logic
• Collaborate on data pipeline architecture for processing large datasets
• Write clean, testable code with comprehensive unit and integration tests
• Participate in code reviews, architecture discussions, and technical planning

Required Skills

• 4-7 years of professional experience in full stack development
• Strong proficiency in Python and Django/Django REST Framework
• Expert-level PostgreSQL knowledge: query optimization, indexing, EXPLAIN ANALYZE, partitioning
• Solid experience with Next.js, React, and modern JavaScript/TypeScript
• Experience with state management (Zustand, Redux, or similar)
• Working knowledge of Redis for caching and session management
• Familiarity with AWS services (RDS, EC2, S3, CloudFront)
• Understanding of RESTful API design principles and best practices
• Experience with Git, CI/CD pipelines, and agile development workflows

Nice to Have

• Experience with Elasticsearch for full-text search at scale
• Knowledge of data scraping, ETL pipelines, or data enrichment
• Experience with Celery for async task processing
• Familiarity with Tailwind CSS and modern UI/UX practices
• Previous work on B2B SaaS or data-intensive applications
• Understanding of security best practices and anti-scraping measures

Our Tech Stack

Backend

Python, Django REST Framework

Frontend

Next.js, React, Zustand, Tailwind CSS

Database

PostgreSQL 17, Redis

Infrastructure

AWS (RDS, EC2, S3, CloudFront), Docker

Tools

GitHub, pgBouncer

Why Join Us

• Work on a product processing 140M+ records—real scale, real challenges
• Direct impact on product direction and technical decisions
• Modern tech stack with room to experiment and innovate
• Collaborative team environment with a focus on growth
• Competitive compensation and flexible hybrid work model

This requirement is for FENFEO Automation Private Limited which is into futuristic automobile technology. The incumbent supports the IT division in developing/maintaining  software tool that integrates the power source, mobile app and web application. He will be part of a team of 4 to 5 software developers to start with.

Basic Requirements:

* Bachelors/Masters in an accredited Engineering/Technology curriculum. BCA/MCA candidate are also considered.

* Must be Self-initiating, Good communication, Interpersonal and Organizational skills.

* Technical Skill Set:       Java, Angular, MySQL, RESTful API development.

* Total Experience:          2 to 3 years of Relevant experience.

* Job Location:                 Post Pandemic, the work location will be Chennai.

* CTC:                                 Rs. 5,00,000/- to Rs. 6,00,000/- per year.

The ideal candidate should have a strong foundation in computer science and a passion for building high-quality solutions. The role requires hands-on experience in designing, developing, and implementing scalable and high-performance mobile applications (company is looking for an employee to build a chat application from scratch)

Responsibilities:

1. Design, develop, and maintain a mobile application

2. Write clean, scalable, and maintainable code that

adheres to best practices and industry standards

3. Test applications to ensure they meet customer requirements and are free from defects

4. Implement security and data protection measures in applications

5. Troubleshoot and debug software applications

Requirements:

1. Bachelor's degree in Computer Science or a related field

2. Experience in developing applications using Java, and Javascript.

3. Strong understanding of the software development life cycle (SDLC) and Agile methodologies

4. Experience with front-end technologies such as HTML, CSS, and JavaScript

5. Experience with database design and management, particularly with MongoDB

6. Excellent debugging and troubleshooting skills

7. Strong communication and teamwork skills

• Experience in Java/J2EE, JavaScript is a must.
• Open source framework experience such as Angular (1.* & 2), Spring, Spring Boot, Hibernate, jQuery, MySQL, and Linux is required.
• Experience in applying modern Agile Software Development practices.
• Experience in development in a CI/CD environment and familiarity with CI/CD tools is required.
• Good interpersonal and facilitation skills.
• Excellent written and verbal communication skills.
• Adaptability is a must, including the ability and enthusiasm to learn new technologies quickly.
• Must be able to write technical designs and build documentation for all aspects of technical infrastructure.
• Experience in Microservices development

• Must have a PHP experience, a fullstack developer will also do
• Experience - 3-6 years
• No. of vacancies - 6
• Salary - 40k-70k in hand
• B.Tech/M.Tech from any college will do

Job Details:

 Core java – Concepts like oops, Collection,Expection handling, Java 7 well versed, Webservice, SQL

1. Spring – Concepts like spring boot, spring core, Spring MVC
2. ORM Tool like -Hibernate or Spring JPA
3. Front End Areas like angular 4 and above version should be strong.
4. Microservice is mandate at least a knowledge or Experience
5. Kafka or Rabbit MQ experience or knowledge is must
6. RDBMS or Nosql Or oracle or SQL experience is must

Please revert back with below details.
Total Experience:
Relevant Experience:
Current CTC:
Expected CTC:
Any offers: Y/N
Notice Period:
Qualification:
Present Company Name:
Designation:
Domain
Reason for job change:
Current Location:

Thank & Regards

Khadri SH

Sr Executive – TAG

IsquareSoft|Bangalore