
Lead Java Full Stack Engineer
Pune, Maharashtra, India
Must-Haves :
Top Mandatory Skills: Java, Microservices, Spring Boot, React, JavaScript, typeScript
Joining time / Notice Period: Immediate joiners
Minimum Relevant Experience: 08+ Years
************
No gaps in organization
No job hoppers(candidate must have good stability)
Joining time / Notice Period: Immediate to 30 days
No Poach Clients (Plus other Strict No-Nos) :
NA
Nice to Haves :
Skills: Cryptography
Target Companies :
Additional Guidelines :
Office Location : Pune - Hybrid work Model - 3 days a week
Interview Process : 2 - 3 Technical Rounds (Panel in the US)
Relocation Expenses: NA
Notice period : Immediate to 30days

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About Us
21 Knots is a design, engineering, and consulting firm providing services to the global maritime and oil & gas industry. In an industry constantly evolving due to dynamic regulations, economic fluctuations, and climate change mandates, we strive to deliver cutting-edge solutions with an unwavering commitment to excellence. Our comprehensive services are designed to create value for our esteemed clients while enabling them to achieve their business goals.
The Role
We’re looking for a skilled and motivated Software Developer to join our team at 21 Knots. Someone with backend development with a working knowledge of frontend technologies. The ideal candidate will have a strong command of backend frameworks such as Django, FastAPI, or Flask, and familiarity with frontend tools like HTML, CSS, JavaScript, and optionally React, Angular, or Vue. You will play a key role in building, maintaining, and optimizing scalable software solutions while collaborating with a team
Responsibilities
- Develop,test, and maintain backend services using Django, FastAPI, or Flask.
- Design and implement RESTful APIs for web and internal tools.
- Work with relational and non-relational databases such as PostgreSQL, MySQL, or MongoDB.
- Optimize application performance and implement backend security best practices.
- Collaborate with frontend developers, designers, and cross-functional teams to deliver high-quality solutions.
- Write clean, maintainable, and well-documented code.
- Support basic frontend development tasks using HTML, CSS, and JavaScript.
- Work with modern frontend frameworks like React.js, Angular, or Vue (good to have).
What You’ll Need
Experience:
- 1–4 years of hands-on experience in backend development.
- Exposure to full-stack development environments.
- Experience working with RESTful APIs, databases, and cloud integration is a plus.
Education:
- Bachelor’s degree in Computer Science, Information Technology, or a related field.
Tools & Software Proficiency:
- Proficiency in Django, FastAPI, or Flask.
- Familiarity with PostgreSQL, MySQL, or MongoDB.
- Basic knowledge of frontend technologies: HTML, CSS, JavaScript.
- Exposure to Bootstrap or Tailwind CSS for responsive UI design.
- Good to have: experience with React, Angular, or Vue.
- Familiarity with cloud platforms (AWS, Azure, or GCP) and Agile/Scrum methodologies is an added advantage.
Skills & Competencies:
- Strong problem-solving and debugging skills.
- Understanding of RESTful architecture and secure coding practices.
- Ability to collaborate in a cross-functional environment.
- Good verbal and written communication skills.
Technical Skills & Competencies: Mandatory:
Web Development – HTML, CSS, JavaScript
Frameworks – ReactJS/AngularJS
Server-side development – Python/Django/Node.js
Database: SQL or NoSQL Databases (SQL Server/ MongoDB)
API Design concepts and Development of RESTful web services
Preferable:
- Familiarity with the Development of reusable frameworks, libraries to be used by multiple development teams
- Familiarity with cloud-native application architecture patterns
- Hands-on experience on project management tools like Jira
- Experience using DevOps Tools for CI/CD
- Conversant with agile methodologies
Roles & Responsibilities
- Work independently or in a small team setup
- Manage a team of highly skilled Frontend/Full Stack and Backend developers
- Creating, executing, and maintaining project plans including activity definition, sequence, dependencies, work effort, duration, and resource requirements
- Work with the technical team, communicating requirements and ensuring all product development meets the goals of the project and overall business and strategic goals
- Project management including release management, add-on compatibility reporting, updating documentations
- Assist in other ad-hoc or administrative tasks as part of daily/routine business activities
- Work with product technical architects to design new products or enhancements. Take part in system development including analysis, coding, and testing
- Performs design and code reviews with senior technical staff
- Act like the person everyone turns to resolve tough technical problems
- Work closely with other teams/vendors to connect front-end components with the other (often third-party) web and data services and support the back-end developers by integrating their work with the application
- Mentors team on proper standards/techniques to improve their accuracy and efficiency
- Performs the unit testing, system integration testing and assist with user acceptance testing
- Articulates business requirements in sufficient detail such that a technical solution can be designed and engineered
- Develops technical understanding of how the data flows from various source
- Provide ongoing support to applications used within the organization
Requirement
- 5+ years of experience in product development, with 2+ years of experience in a leadership role in current organization
- Reliable, self-motivated, and self-disciplined individual capable of planning and executing multiple projects simultaneously within a fast-paced environment
- Exceptional debugging skills and strong experience with performance tuning
- Excellent technical, analytical, and organizational skills
- Good range of hands-on technical experience
- Expert knowledge in Systems Development Life Cycle (SDLC)
- Expert understanding of Node.js and JavaScript
- Familiarity with code revisioning and repo maintenance on Git, code profiling and auditing
Technology using ASP.NET MVC, C#, Entity Framework and SQL Server 2008
onwards.
Experience in coding and implementation of end to end functionality of a medium
to large Web Project throughout application life cycle.
Hands on experience in Java Script and J-Query with good verbal communication.
Must have strong knowledge in MS SQL Server 2008/2012 and above with writing
Stored Procedures, User Defined Functions, triggers, indexes, etc.
Knowledge on complete n-tier web application development and familiarity with
SDLC.
Good team player with quick learning curve & ability to collaborate and work with
team members.
Good to have some experience in CRM and ecommerce portal.
Hand on experience on developing and using Web API.
- Working on interesting technical challenges in a product centric and open-source driven environment.
- Providing architectural direction on large-scale enterprise project implementations.
- Structuring teams to ensure there is capacity to work on larger architectural redesign to meet scalability, performance, security or compliance needs.
- Working closely with clients as they build features, functionality, and applications to make the ideal applications for the end customers.
- Developing visioning skills and ability to see the big picture
- Implementing and contributing to engineering practices and processes
What you need to have:
- B.Tech /B.E.; M.Tech
- NodeJs, ExpressJs and Java based applications
- loopback.ioas a framework.
- Elastic search and MongoDB is used as Database
- Angular and Angular 2 is the dominant front-end framework used for development
- HTML5, CSS3, Angular, Angular 2/4/6 stacks
- What we look for in a front-end engineer is someone who has deep hands-on experience with Angular/ AngularJS and proficiency with visual design for a mobile-first product.
- Experience with MEAN stack is a plus.
- It's a joint venture between Front-end and Back-end.
- Docker
- Kubernetes
- Github
- Third-party API integrations
Must have: Python-Angular(min.6Months) - Django- MySQL
Experience: 4-5Years
Location; Pune(WFH until Covid stabilizes)
Good to have: Kubernetes/Docker, Flask, Restful API
The requirement is immediate and what we are looking for is as follows:
The candidate should:
- be well versed with both front & back end development. Just being versed with one wont do. Nope. Has to be both. Period.
- have had "project lead" experience & should be able to conceptualise a project from start to finish. Leaving it mid way just isn't our style...unless it's a boring conversation or a McAalo Tikki Burger...both suck equally!
- be able to think on their feet, think out of the box, push the envelope, look at the big picture, find the devil in the details, lead by example & most importantly, should be willing to go back to the drawing board. Here, thats all the office jargons we could put up here...rest needed censoring.
- have good communication skills. We don't need the best. As long as you can recite 'ba-ba black sheep' without a pause or two, it should do!
- be healthy, fit & willing to work some days from office and some days from home. To us, work life balance is very important & so is paying 50% office rent during the pandemic!
Tax Block(https://taxblock.in/" target="_blank">https://taxblock.in/) is well funded, operationally profitable, tying up with new business houses and SMEs, rapidly growing, and ready to go all in.
We are looking to build multiple products to excel in different financial markets- Investment Management, Trading, Lending, Insurance, Payment/Wallets and many more.
REQUIREMENTS:
We need go-getters. Someone with a sound knowledge and understanding of Indian investment and capital market, in nutshell - how money works.
We're looking for a Full-stack developer(Node/Redux/React/
You should be a pro at MEAN or MERN stack. Someone with very strong Javascript skills
- Strong Coding Skills
- Good command over Data Structure, Algorithms
- Full stack experience preferably with NodeJS, Angular/React, Java/.Net/Python, MongoDB, MySQL, Microservices
RESPONSIBILITIES
• Design and develop highly scalable and reliable systems end-to-end
• Experience and track record in following platforms - Python, Node.JS, Angular/React
• Knowledge on Ionic and React-Native would be an added advantage for Android-iOS app development
• Working experience on building FinTech products will be great.
• Architecting the backend and infrastructure for scale
• Deploying and managing production servers and services in AWS/Azure/GCP
. Experience with big data solutions and Data science would be added advantage
Key Deliverables:-
- Develop very high sense of ownership, the zeal to build scalable applications
- Build customer facing technology product for global customers
- Develop a deep understanding of the start-up ecosystem
- Work with a performance oriented team driven by ownership and open to experiments
- Design and develop end to end applications with very high quality








