Fullstack Developer

Job Title : Full Stack Engineer (Python + React.js/Next.js)

Experience : 1 to 6+ Years

Location : Bengaluru (Indiranagar)

Employment : Full-Time

Working Days : 5 Days WFO

Notice Period : Immediate to 30 Days

Role Overview :

We are seeking Full Stack Engineers to build scalable, high-performance fintech products.

You will work on both frontend (Typescript/Next.js) and backend (Python/FastAPI/Django), owning features end-to-end and contributing to architecture, performance, and product innovation.

Main Tech Stack :

Frontend : Typescript, Next.js, React

Backend : Python, FastAPI, Django

Database : PostgreSQL, MongoDB, Redis

Cloud : AWS/GCP, Docker, Kubernetes

Tools : Git, GitHub, CI/CD, Elasticsearch

Key Responsibilities :

• Develop full-stack applications with clean, scalable code.
• Build fast, responsive UIs using Typescript, Next.js, React.
• Develop backend APIs using Python, FastAPI, Django.
• Collaborate with product/design to implement solutions.
• Own development lifecycle: design → build → deploy → monitor.
• Ensure performance, reliability, and security.

Requirements :

Must-Have :

• 1–6+ years of full-stack experience.
• Product-based company background.
• Strong DSA + problem-solving skills.
• Proficiency in either frontend or backend with familiarity in both.
• Hands-on experience with APIs, microservices, Git, CI/CD, cloud.
• Strong communication & ownership mindset.

Good-to-Have :

• Experience with containers, system design, observability tools.

Interview Process :

1. Coding Round : DSA + problem solving
2. System Design : LLD + HLD, scalability, microservices
3. CTO Round : Technical deep dive + cultural fit

Job Title: Python Developer (5–8+ Years Experience)

Location: Mumbai (Onsite)

Experience: 5–8+ Years

Salary: ₹9,00,000 – ₹12,00,000 per Annum (depending on experience & skill set)

Employment Type: Full-time

Job Description

We are looking for an experienced Python Developer to join our growing team in Mumbai. The ideal candidate will have strong hands-on experience in Python development, building scalable backend systems, and working with databases and APIs.

Key Responsibilities

• Design, develop, test, and maintain Python-based applications
• Build and integrate RESTful APIs
• Work with frameworks such as Django / Flask / FastAPI
• Write clean, reusable, and efficient code
• Collaborate with frontend developers, QA, and project managers
• Optimize application performance and scalability
• Debug, troubleshoot, and resolve technical issues
• Participate in code reviews and follow best coding practices
• Work with databases and ensure data security and integrity
• Deploy and maintain applications in staging/production environments

Required Skills & Qualifications

• 5–8+ years of hands-on experience in Python development
• Strong experience with Django / Flask / FastAPI
• Good understanding of REST APIs
• Experience with MySQL / PostgreSQL / MongoDB
• Familiarity with Git and version control workflows
• Knowledge of OOP concepts and design principles
• Experience with Linux-based environments
• Understanding of basic security and performance optimization
• AI tool integration: GitHub Copilot, Windsurf, Cursor, AIDE, etc
• Ability to work independently as well as in a team

Good to Have (Preferred Skills)

• Experience with AWS / cloud services
• Knowledge of Docker / CI-CD pipelines
• Good level understanding of prompt engineering
• Exposure to Microservices Architecture
• Basic frontend knowledge (HTML, CSS, JavaScript)
• Experience working in an Agile/Scrum environment
• Experience working with AI APIs such as ChatGPT, OpenAI, Gemini, Claude APIs
• Integrating AI APIs into web applications
• Experience using AI for automation, content generation, data processing, or workflow optimization

Experience:

• Total: 5+ years (Required)
• Python: 5 years (Required)

• Full-stack developer good at react.js and node.js. 
• Should be good at algorithms 
• Working experience in AWS is a plus

Mandatory Skills

• Backend: Java, Spring Boot
• Frontend: Angular
• Database: Oracle / SQL
• Node js

Job Description

Contribute to all software-development life-cycle phases including: domain and non-domain problem analysis, solution requirement gathering and analysis, solution design, implementation, code review, source-code control, source building deployment, validation, QA support, and production support.

Essential Duties and Responsibilities

•⁠ ⁠Maintain and enhance multi-tier messaging application suites (Java EE, Springframework, WAS, Oracle, DB2, MQ)

•⁠ ⁠Build and maintain IRIS4Health middle-tier message applications (IRIS Interop/Cache; Java, Drools, Kafka, Restful, MLLP, SQL)

•⁠ ⁠Build and maintain multi-tier Clinical Toxicology application (Angular, Java EE, Springframework, WAS, RHOS, Cache, SQL)

•⁠ ⁠Maintain stat-tracking application (two-tier Delphi, MySQL)

•⁠ ⁠Maintain and enhance Cytogenetics three-tier application (Java EE, WAS, DB2, Oracle, SQL, )

•⁠ ⁠Maintain and enhance Fibrosure application (Java EE, WAS, Derby)

•⁠ ⁠Define develop, validate, and release software products via agile processes for small and large projects

•⁠ ⁠Support applications and people via Kanban processes

•⁠ ⁠Collaborate with laboratory users to analyze problems, design and implement solutions for enterprise systems

•⁠ ⁠Provide support and troubleshooting of production systems according to an on-call schedule

•⁠ ⁠Document problem analysis, solution design, implementations, and system support guidelines

•⁠ ⁠Coach and train team members across lab system organizations to support and develop Java applications

•⁠ ⁠Communicate effectively and constructively with developers, QA, business analysts, and system users

•⁠ ⁠Design and depict via UML relational DB table models, object-oriented class models, messaging models, configuration models

•⁠ ⁠Understand, document, support, and improve inherited code and processes

•⁠ ⁠Help document knowledge and discovery with peer developers

Minimum Requirements

•⁠ ⁠Solid Java EE experience (Servlets, JMS, JSP, EJB, JCA, and JPA) development and support

•⁠ ⁠Solid InfoSystems Cache/IRIS for Health development and support

•⁠ ⁠A minimum of 1 years of JPA/ORM (Hibernate), Junit, XML/XSD, JSON experience or equivalent

•⁠ ⁠Solid SQL (and optionally PLSQL) experience

•⁠ ⁠Experience with Oracle DB including explain plan and or other query optimization techniques/tools

•⁠ ⁠Excellent verbal and written communication skills

•⁠ ⁠Strong UML modeling, ER and OO design, and data-normalization techniques

•⁠ ⁠Strong code-factoring philosophies and techniques

•⁠ ⁠Eclipse or NetBeans (or equivalent) IDE

•⁠ ⁠Strong understanding of client/server design, and smart recognition of separation-of-concern like functional behavior versus non-functional performance

Desired Requirements

•⁠ ⁠Java EE, Angular

•⁠ ⁠InfoSystem's Cache and/or IRIS for Health

•⁠ ⁠Springframework

•⁠ ⁠Modern deployment architectures using containers, API Gateways, load balancers, and AWS cloud based environments

•⁠ ⁠WebSphere or WebLogic, RHOS

•⁠ ⁠RESTful Web Services

•⁠ ⁠JMS interfacing, Apache Kafka, and IBM MQ

•⁠ ⁠Node.js/NPM, Bootstrap, or similar frameworks

•⁠ ⁠Git/BitBucket (git flow), Maven, Nexus, UCD, Jira (Kanban and SCRUM), agile workflow

•⁠ ⁠Unix shell script, DOS script

•⁠ ⁠SQL (optionally PLSQL)

•⁠ ⁠Design patterns

•⁠ ⁠HTML5, CSS3, and TypeScript development

•⁠ ⁠Ability to transform specific domain requirements into generalized technical requirements, and design and implement abstract solutions that are understandable and scalable in performance and reuse

•⁠ ⁠HL7 and/or Healthcare and/or Clinical Toxicology

•⁠ ⁠Oracle, MySQL, Derby DB

We are looking for a PHP + Laravel Developer responsible for managing back-end services and the interchange of data between the different cloud applications across all verticals. Your primary focus will be the development of all server-side logic, definition, and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end .

Why join Kesari Awayddings?

We are super aggressive and believe in a strong vision. We love building products that solve real problems and you get to write code across multiple technologies and do actual stuff. We are reimagining and reengineering the Destination wedding Industry & its ecosystem through intelligent and innovative technology.

Responsibilities: • Build efficient, testable, and reusable PHP and NodeJS modules • Solve complex performance problems and architectural challenges • Integration of data storage solutions (AWS S3, Redis, Memcache) • Architecting NodeJS-based scalable microservices. • AWS deployment, CI-CD pipelining. • Designing and developing APIs.

Skills & Knowledge:

Minimum 2 years of experience is mandatory - Strong knowledge of PHP web frameworks (Laravel) - Understanding of MVC design patterns - Basic understanding of HTML5, and CSS3 - Knowledge of object-oriented PHP programming - Knowledge of JS frameworks like ES6 Express and GraphQL - Understanding fundamental design principles behind a scalable application. - User authentication and authorization between multiple systems, servers, and environments. - Familiarity with limitations of PHP as a platform and its workarounds - Creating database schemas that represent and support business processes - Knowledge of SQL, MySQL, MongoDB or similar database management systemExposure to or experience with AWS- ElasticBeanStalk, Load Balancer, S3, EC2, Git/ Bitbucket/Jira/Jenkins, etc - Optional - Familiarity with JavaScript frameworks such as Vue JS or React is a plus

What’s in it for you? • Opportunity to be a part of the core team, working closely with founding team members • The steep learning curve with great exposure to all the aspects of start-ups • A performance-based environment with no limits to career growth and personal development • An opportunity to collaborate with a team of like-minded, smart, creative people who execute and get things done. • Platform to fulfil your entrepreneurship dream and a chance to witness the exponential growth of a company • ESOPS discussion can happen depending on the performance

The Job location is Pune If you’re passionate about web platforms and translating code into user-friendly products, we would like to meet you.

Your LinkedIn Profile link Your GitHub link Any stackoverflow contribution is a plus Projects you have developed so far, along with links and reference

We are seeking a highly skilled and experienced MERN (MongoDB, Express.js, React, Node.js) Stack Developer to join our dynamic development team. As a MERN Stack Developer, you will be responsible for designing, developing, and maintaining scalable web applications using the MERN stack framework.

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• Expertise in backend programming with Node.js and MongoDB.
• Experience with React.js and redux.
• Material UI and 3rd party libraries.
• Experience with clean code writing practices like avoiding callback hell like promises, async.
• Thorough understanding of Node.js and its core principles.
• Experience with popular React.js workflows (such as Flux or Redux).
• Familiarity with newer specifications of ECMAScript.
• Experience with data structure libraries (e.g., Immutable.js).
• Familiarity with RESTful APIs.
• Knowledge of modern authorization mechanisms, such as JSON Web Token.
• Familiarity with modern front-end builds pipelines and tools.
• A knack for benchmarking and optimization.
• Familiarity with code versioning tools (such as Git, SVN, and Mercurial).

Responsibilities:

• Build Node.js APIs using microservices.
• Rewriting backend code with microservices architecture & Unit tests.
• Developing new user-facing features using React.js.
• Building reusable components and front-end libraries for future use.
• Translating designs and wireframes into high-quality code.
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers.
• 
  

What will your job look like?

• Develop product modules and enhancements as per functional specs
• Assist in preparing functional and technical design specifications
• Work with business analysts, QA, and IT departments as required

All you need is…

• Strong analytical abilities and problem-solving skills applying software engineering principles
• Ability to work in a collaborative team environment while also being able to execute work independently
• Ability to write modular, clean, efficient code
• Eagerness to learn and interest in new technologies
• Ability to work in a fast-paced, start-up environment
• Diligence in all aspects of work performed

Must Have

Technical Skills

• Backend languages/frameworks:
• J2EE (Java, JSP, Servlets)
• Spring Framework ecosystem and micro-services
• Tag Libraries
• UI layer programming:
• HTML
• DHTML
• JavaScript
• cascading style sheets (CSS)
• React/Angular
• Databases:
• SQL queries, indexing, views

Work Experience

• 3+ years of relevant software development experience
• Usage of SVN or similar SCM system
• Usage of Eclipse or similar IDE

Educational Experience

• Bachelor's degree in Computer Science or a related field

SellerGeni is an early-stage VC Funded SAAS Product in the Ecommerce Growth space. Our products GrowZ and SmartPlug enable sellers on Amazon to grow their sales and improve the quality of their listings through automated tools. Our vision is to simplify Growth across all ecommerce channels. We make traffic generation as simple as launching a Shopify website. You will be working closely with key stakeholders across the organization and leading a team of motivated engineers and professionals trying to change the status quo in online business growth. Join us if you love solving real-world problems with technically robust solutions.

Open to SDE-2, SDE-3, FSE & SWE.

What you will be doing

• Write test-driven code for Client and Server side application
• Creating functional codes that implement product requirements
• Participating in the design and creation of scalable software
• Testing and fixing bugs and/or other coding issues
• Take ownership of code, tasks and system architecture
• Brainstorming to scale the system for millions of users
• Mentoring juniors and champion the Agile Development Practices

What you need to have

• Knowledge of Javascript back-end languages & frameworks (e.g NodeJS, ExpressJS, GraphQL, TypeScript etc)
• Knowledge of Javascript front-end frameworks (e.g.NextJS, ReactJS, Angular etc)
• Experience in SQL/NoSQL databases (e.g. MongoDB, MySQL, DynamoDB, etc)
• Experience in building and maintaining large-scale production (e.g Redis, Jobs, Queue, Async sockets, etc)
• Knowledge of modern javascript libraries (e.g JWT, Webpack, Browserify, jQuery, Bootstrap, Semantic etc)
• Decent understanding of networking technologies (e.g TCP, HTTP, websockets, server-sent events, etc)
• Excellent communication and teamwork skills
• Good understanding of System design, architecture and Web Security
• Knowledge of version control software like Git, Github, BitBucket

Nice to have

• GSoC (or) Open Source contributions
• Prior startup (or) SAAS product experience
• Experience with building B2B products
• Amazon SP-API, MWS and advertising API
• Consumer Web Development Experience for High-Traffic, queue based applications
• Software security and SDLC
• UI/UX Product design & decision
• Experience in development workflow integrations (e.g CI/CD, Docker, Kube, pods, etc)
• Experience in building REST APIs, server-side architecture
• Decent understanding of Cloud & DevSecOps (e.g ECS ELB, SSM, SQS, Lambda, Kafka etc)

Benefits

• Competitive Salary & Equity
• MacBook Pro
• Flexible Work Timings
• Work With Experienced Team (Ex Amazon, Paytm, Oracle & GSoCers)

Total Experience : 2-6 years Relevant Experience: 2-3+ years