Java software engineer

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

About Vyapar:

We are a technology and innovation company in the fintech space, delivering business accounting software to Micro, Small & Medium Enterprises (MSMEs). With more than 5 Million users across 140 countries, we are one of the fastest growing companies in this space. We take the complexity out of invoicing, inventory management & accounting, making it so simple, such that small businesses can spend less time on manual bookkeeping and spend more time focusing on areas of business that matter.

Role Summary:

Vyapar's Engineering team builds the technology platform that eases and digitizes our customers' bookkeeping and enables the transition of cumbersome accounting data from general bookkeeping to a digitized always available resource.

The Javascript engineer will be responsible for the developing features in Vyapar application. Strong understanding of HTML, CSS, JavaScript, Responsive design, JQuery, React, database etc. concepts is critical

Key Responsibilities:

• Translate designs and wireframes into high-quality code.
• Design, build and maintain high performance, reusable, and reliable code.
• Ensure the best possible performance, quality, and responsiveness of the application.
• Use of complex algorithm to build the business requirements.
• Help maintain code quality, organization, and automatization.
• Ability to understand business requirements and translate them into technical requirements

Desired Skills And Requirements

Must have

• Strong JavaScript
• HTML, CSS 
• React/Angular/JQuery/Vue
• Problem-solving skills, and Data Structures.
• Strong knowledge of SQL database or RDBMS.

Good to have

• Familiarity with RESTful APIs to connect applications to back-end services.
• Strong knowledge of Web UI design principles, patterns, and best practices.
• Experience with offline storage and performance tuning.
• Experience and understanding of database concepts and sql queries.
• Familiarity with cloud message APIs and push notifications.
• Familiarity with continuous integration.
• A knack for benchmarking and optimization.

Experience:

• Minimum 4 years of experience in JavaScript
• Minimum 3 years of experience in HTML, CSS
• Minimum 3 years of experience in SQL/ RDBMS.

Education:

• A full-time B.E/ B.Tech Degree from a recognized university.

Around 4 years of experience in creating and implementing Web-based products using REST

API, Node.js, Angular/ React, any database MySQL or No SQL.

Ability to work in an Agile, fast-paced environment, and learn rapidly.

Bachelor degree in computer science, computer engineering or similar.

Experience creating front end applications using HTML5, Angular, LESS/SASS

Hands-on experience with JavaScript Development on both client and server-side

Experience with modern frameworks and design patterns, minimum two-year experience

with MEAN Full stack paradigm

Experience with cloud technologies is a plus

Writing clean, readable, and easily maintainable code.

Must have knowledge of project/task management tools like Jira

Familiarity with Version Control tools like Bitbucket, Git etc..

Basic Knowledge or experience in Testing (Unit and functional) preferred.

Build features and applications with responsive design

Understanding of UI, cross-browser compatibility, and web standards.

Good English communication skills, written and spoken.

Able to work with minimum supervision as well as perform under pressure and meet

Deadlines.

Able to work from our office in Vidyaranyapura, Bangalore.

BrightEdge is looking for a Full Stack Engineer to join our fast-growing team in Cleveland, OH. In this position, you will develop key backend and frontend components used by some of the largest companies in the world. You’ll innovate alongside the best minds in the industry, as well as be one of the first engineers launching our Cleveland engineering team.

Core Responsibilities

• Build scalable cloud-based web applications (Python, Java, Django, JavaScript, React.js)
• Own feature design, build, and implementation from end to end
• Create innovative solutions to complex data-driven problems
• Participate in code and design reviews
• Collaborate with our HQ team on exciting new releases

What it Takes to Be Successful

• A BA/BS degree is required
• 5 years developing experience (Python, Django, Scala, Impala, Javascript)
• A working understanding SaaS and Cloud Computing concepts
• Familiarity with Big Data, Machine Learning, and Artificial Intelligence concepts
• Eagerness to learn (platform training will be provided)
• Passion for the code you write and pride in making it maintainable and scalable

Qualifications:

BTech/BE in computer science, electrical, electronics or related fields 5+ years of full stack design and development experience High emotional intelligence, empathy and collaborative approach. Experience in Angular Javascript frameworks, CSS, HTML5, NodeJS, ExpressJS, MongoDB to handle full stack web development. Experience with developing rich dynamic front end applications using Angular and CSS frameworks like BulmaCSS, Angular Material, Bootstrap, etc. Knowledge of GraphQL would be an added advantage. Knowledge of Cloud services like AWS, Heroku, Azure is preferable. Should be a quick learner to keep up with the pace of the ever changing world of technology as the candidate will get excellent exposure to the latest and trending Cloud based Saas technologies and best practices while working with varied customers based across the globe.

Responsibilities:

Develop web applications covering end to end software development life cycle right from writing UI code using Angular to backend API code using NodeJS and managing databases like MongoDB, MySQL, etc. Involved in full stack code management from Git check-ins to running automated builds and deployments using DevOps practices to deploy to public cloud services like AWS, Azure, Heroku, etc. Handling full-stack web development workflow right from front end to backend to CI/CD workflows. Design and Develop the tech architecture and work closely with CEO and CTO of the company Drive and guide with work of other engineers on the team

This is a leadership role and candidate is expected to wear multiple technical hats including customer interactions and investor discussions

What you will do

• Develop high-quality software based on the technical design provided by team lead
• Adherence with software development processes. Demonstrate problem solving skills, and attention to quality and detail
• Perform code reviews and unit testing, validation, and verification testing of program modules
• Develop well managed, high quality, scalable and reusable code using .NET components, web service API’s, database procedures, JavaScript, etc.
• Build automation pipeline (CI/CD) through appropriate tools and scripting
• Debug code, solve incidents and defects. Document unit test plans.
• Adhere toOWASP security standards while coding and regulatory requirements

Who you are

• Experienced Software Developer with 1 to 3 years of total IT experience.
• At least 2 years of development experience with Microsoft technology stack (.Net)
• Good knowledge of software development, agile methodologies, and the following technologies:

C#, http://asp.net/">ASP.NET Core, Web API, HTML/CSS, MVC, WCF, JavaScript, Oracle/SQL Server,AngularJS/ReactJS, Apache Kafka, Mule ESB, Apache Spark, PowerBI, Azure DevOps

• Experience developing highly responsive web and mobile applications (UI/UX) using HTML5/CSS3, W3.CSS, Bootstrap, JavaScript, XML, Xamarin, etc.
• Familiarity with various operating systems (Linux, Mac OS, Windows)
• Hands-on experience in software development and agile methodologies
• Proficiency in relational databases like SQL Server and Oracle. Knowledge of cloud technologies (AWS, Azure, Google cloud), container and virtualization will be a big plus.
• Familiarity with Continuous integration (Azure DevOps/Jenkins/Hudson) and version control (GitHub, SVN). Knowledge of modern frameworks and design patterns, and test automation tools for Unit and Performance testing.
• Experience creating secure RESTful web services in XML and JSON

Summary role description:

Hiring for Technical Lead - Full Stack for a global InsurTech SaaS product company

Company description:

Our client is a global digital SaaS platform InsureTech company headquartered in Silicon Valley providing omnichannel customer acquisition platform, Analytics powered customer engagement, services, and self-service portals and apps for agents as well as policyholders.

Role details:

• Title / Designation: Technical Lead – Full Stack
• Reporting Manager: Director of Product Engineering
• Location: Hyderabad/Hybrid

Role & Responsibilities:

• Develop, deploy, support, and implement web application projects
• Build scalable architecture, reusable patterns, and libraries for future use
• Conduct performance testing, review results, identify bottlenecks and report code
• Proactively identify and resolve potential problems/issues including authoring technical specifications
• Ensure the technical feasibility of UI/UX designs
• Optimize application for maximum speed and scalability
• Keeping up to date with industry trends and developments
• Motivate team members to learn the required skills and stay up to date on the execution
• Mentor, lead, and guide a team of Software Engineers

Candidate requirements:

• Overall, 6+ years of experience as Full stack developer, with a minimum 1-year experience in product development
• Experience in leading a team of 3+ members
• Experience in one or more of
  • Frontend – AngularJS/Angular/ReactJS/VueJS
  • Backend – PHP/Java/Python/NodeJS/Golang
  • DB – Any relational Database (like MySQL, Oracle, or Postgres)
• Should have experience in restful JSON web services
• Should be competent in CI /CD tooling
• Experience working with 3rd party software integrations like REST APIs, SOAP APIs, XML, JSON

Selection process:

• Code pair
• 2 Technical interviews
• Final round

DigiXHub is one of the well known Blockchain Application Development Company in USA & India that provides solutions such as Blockchain Development(Public, private, Consortium Blockchain), Cryptocurrency Exchanges, ICO & ICO Marketing Services, Cryptocurrency Wallet Development, Smart contract Development etc.

For more details, please log on to www.DigiXhub.com.

Work Location: Remote

Work Experience : 3 to 7 years

(Minimum 2.5 years of experience into MERN Stack)

Immediate Joiner Preferred.

We are looking for a Full Stack Web Developer (MERN Stack). Passionate about programming end to end, i.e both frontend and backend modules and applications. Open and keen to learn new technologies.

Job Description

• Develop interactive, user-friendly applications using the latest frameworks
• Translate designs and wire-frames into high quality and responsive screens
• Developing Front-End and Back-end Web Application
• Creating servers and databases for functionality
• API design, creation and integrations
• Staying abreast of developments in web applications, app development and programming languages.

Desired Candidate Profile

• Must have strong knowledge of Object-Oriented JavaScript
• Experience building applications in React and Node.js
• Design, modify, develop, test and implement flawless and clean code
• Experience with MongoDB and MYSQL
• Good knowledge of coding standards, design patterns and unit testing.
• Experience in API design and development
• Expertise in building secure, scalable & reliable systems
• Understanding of libraries like Next.js, Jquery, Adonis.js(optional)
• Good knowledge of CSS and HTML
• Experience working with GIT
• Experience with RESTful APIs

UI/ Full Stack - Web

Skills: Core Dotnet, C#, AngularJs, Scripting knowledge, Framework development, writing complex queries, design patterns, and Code reusability

Experience:  5- 8 yrs

Education: B.Tech/B.E(Mandatory)

UI/Full Stack developer 5+yrs C# programming ASP.net Angular4.0 & above JavaScript, HTML, CSS. SQL Advanced, No SQL (Good to have)