Full Stack Developer

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.

Job Title: Senior Fullstack Engineer - Fintech

Location: Bangalore

Company: TIFIN Give

About Us:

TIFIN Give is an early growth-stage fintech company offering a modern, tech-driven Donor Advised Fund to empower charitable giving. We have a lean, hungry team building a feature-rich product and automated operations platform, through which we are servicing multiple enterprise clients. Our roadmap and deal pipeline is full to the bursting, and we’re looking for someone to join our team in this exciting stage. As we continue to scale, we’re looking for a Senior Fullstack Engineer to lead our engineering teams and drive the successful delivery of our ambitious product roadmap.

OUR VALUES: Go with your GUT

• Grow at the Edge: We strive for personal growth by stepping out of our comfort zones and finding our genius zones with self-awareness and integrity. No excuses.
• Understanding through Listening and Speaking the Truth: We value transparency, communicating with radical candor, authenticity, and precision to create shared understanding. We challenge, but once a decision is made, we commit fully.
• I Win for Teamwin: We work within our genius zones to succeed, taking full ownership of our work. We inspire each other with our energy and attitude, flying in formation to win together.

Role Overview:

Experienced Full Stack Developer with 8 years of hands-on expertise in designing, developing, and deploying web applications.

• Proficient in backend development using Python, with strong skills in frameworks such as Django and FastAPI.
• Skilled in frontend development using ReactJS, ensuring seamless user interfaces and responsive design.
• Skilled at SQL database management, with a focus on performance optimization and data integrity.
• Capable of contributing to system design and architecture discussions, ensuring scalability, reliability, and security.
• Strong communicator with a track record of collaborating effectively within cross-functional teams and delivering high-quality solutions.
• Open to transitioning into Data Engineering roles leveraging strong SQL skills and understanding of data pipelines.
• Good debugging skills.

Key Skills:

• Backend Development: Extensive experience in Python-based backend development with Django and FastAPI frameworks. Proficient in building RESTful APIs, handling authentication, authorization, and data validation.
• Frontend Development: Skilled in frontend technologies, particularly ReactJS, for creating dynamic and responsive user interfaces. Familiar with state management libraries like Redux and context API.
• Database Management: Strong command over SQL for designing schemas, writing complex queries, and optimizing database performance. Experience with ORM frameworks like Django ORM.
• System Design: Understanding of system design principles, including scalability, performance optimization, and microservices architecture. Ability to contribute to architectural decisions and technical design discussions.
• Data Engineering: Open to roles in Data Engineering, with skills in SQL, data pipelines, ETL processes, and data warehousing concepts.
• Communication: Effective communicator with experience in team collaboration, client interactions, and articulating technical concepts to non-technical stakeholders. Proven ability to work in Agile development environments.

Note: Completely IC Role and Hands-on coding is mandatory.

Additional Skills (Good to Have):

• Experience with Next.js for server-side rendering and building React applications.
• Familiarity with Snowflake / Redshift for cloud-based data warehousing and analytics.
• Knowledge of data manipulation and analysis tools such as Pandas and NumPy.
• Exposure to Salesforce platform APIs and extensions or similar CRM functionalities.

Technical Proficiency:

• Backend: Python, Django, FastAPI, Flask, RESTful APIs, GraphQL
• Frontend: JavaScript, ReactJS, Redux, HTML5, CSS3, Responsive Design
• Databases: PostgreSQL, MySQL, SQLite, MongoDB, ORM (Django ORM)
• Data Engineering: SQL, ETL Processes, Data Warehousing Concepts
• Tools & DevOps: Git, Docker, AWS (EC2, S3, RDS), CI/CD pipelines, Agile methodologies

Professional Experience:

• Developed and maintained scalable web applications using Django and FastAPI, ensuring high performance and reliability.
• Designed and implemented frontend components and user interfaces using ReactJS, enhancing user experience and interactivity.
• Optimized SQL queries and database schema design to improve application performance and data integrity.
• Collaborated with cross-functional teams in Agile environments to deliver features and meet project milestones.
• Open to transitioning into Data Engineering roles, leveraging SQL skills and understanding of data pipelines to contribute to data-driven solutions.

Compensation and Benefits Package:

• Competitive compensation with a discretionary annual bonus.
• Performance-linked variable compensation.
• Medical insurance.

Note on Location:

While we have team centers in Boulder, New York City, San Francisco, Charlotte, this role is based out of Bangalore

TIFIN is an equal-opportunity workplace, and we value diversity in our workforce. All qualified applicants will receive consideration for employment without regard to any discrimination.

• 2-5 years of software development experience especially in web development with open source technologies like PHP, Linux, etc.
• Good experience in object-oriented programming/modular programming.
• Strong understanding of MVC design patterns and frameworks.
• Exposure to PHP framework Laravel is mandatory.
• Knowledge of Flutter is a plus.
• Knowledge of fundamentals like traits, namespace, OOPS, and interfaces will be preferred.
• Ability to do hands-on coding and pro-actively drive emphasis on quality, maintainable code.
• Ability to pick up new technologies quickly and effectively.
• Well-informed about all the latest technologies and developments in the industry.
• Self-motivated and Self-Starter - Looking for candidates who can jump in quickly without a lot of direction.
• Attention to detail and ability to conceptualize a concept.

Company Profile: A US based SaaS based Product firm in Fire & EMS Services 

Customer Platform is a SaaS data aggregation, visualization, and mobile response solution, which helps emergency response agencies to respond more effectively to incidents of all kinds. 

Client is starting a new development center at Hyderabad, India and looking for core team members for the development of their platform

Senior PHP FullStack Developer | 5-13 Y | Hyderabad | 3M Remote + WFO |

This role is for 2-3 M remote option initially, should move to Hyderabad / WFO aftermath.

Interview Process: R1 - System Test + R2 Technical Session (CTO, India) + R3 Technical Session (Tech Director, USA) + HR discussion.

Job description :

Overall 7+ years of experience, with 5+ years in full stack PHP development

Experience creating user-friendly webpages and enhance our user's experience.

Experience 3+ years using Angular, React, Vue.JS, ECS6, CSS 3, and CSS preprocessors like SASS, LESS, plain JavaScript DOM manipulation, selectors, etc.

Converting UI design from Figma to HTML Animations with CSS and JavaScript

Hands-on development in various front-end web frameworks - HTML5, CSS3, JavaScript

Strong knowledge in PHP backend coding, best practices, ability to produce & consume REST services

Communicating design ideas using user flows, process flows, site maps, and wireframes.

Good understanding on Figma and producing UI design from Figma to HTML Animations with CSS and JavaScript

Optimize application for max. speed & scalability

Collaborate with back-end developers & web designers to improve usability Maintain & improve websites

Deliver features with high quality, on-time as per project plans and delivery commitments.

Agile development methodology

Vue.js experience is preferred

We’re seeking a talented developer to help build our platform from the ground up. As a critical member of a dynamic and highly-motivated team, you will take a critical developers role, and will be responsible for designing & coding new functionality from scratch.

Looking for folks with a hacker mindset

• Write “clean” and well-designed & scalable code
• Maniacal about creating flawless & defect-free delivery
• Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality
• Maintain a positive and healthy work environment within the team and have fun while doing it
• Contribute in all phases of the development lifecycle right from requirements through till deployment

Description of Skills/abilities:

We are looking for a Python Web Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application; therefore, a basic understanding of front-end technologies is necessary as well.

Responsibilities:

1. Writing reusable, testable, and efficient code.
2. Design and implementation of low-latency, high-availability, and performant applications.
3. Integration of user-facing elements developed by front-end developers with server side logic.
4. Implementation of security and data protection.
5. Integration of data storage solutions may include databases, key-value stores, blob stores, etc. Experience administering innovation with methodologies such as design thinking.
6. Experience working on Agile Scrum and DevOps aligned delivery teams.
7. Interest and ability to learn other coding languages as needed.
8. Strong communication skills and great product sense.
9. Proficient communication skills verbal and written.
10. Understanding of accessibility and security compliance depending on the specific project.
11. Knowledge of user authentication and authorization between multiple systems, servers, and environments.
12. Understanding of fundamental design principles behind a scalable application.
13. Familiarity with event-driven programming in Python, using of Pycham.
14. Understanding of the differences between multiple deliveries platforms, such as mobile vs desktop, and optimizing output to match the specific platform.
15. Able to create database schemas that represent and support business processes.
16. Strong unit test and debugging skills.

Skills:

1. Expert in Python, with knowledge in Python web framework such as Django, Flask depending on technology stack.
2. Familiarity with some ORM (Object Relational Mapper) libraries.
3. Able to integrate multiple data sources and databases into one system.
4. Understanding of the threading limitations of Python, and multi-process architecture.
5. Good understanding of server-side templating languages such as Jinja 2, Mako, etc depending on your technology stack.
6. Basic understanding of front-end technologies, such as JavaScript, Typescript, react, react hooks, HTML5, and CSS3.
7. Proficient understanding of code versioning tools such as Git, Mercurial or SVN.

Skill Set:

1. 4+Years Full stack Python Developer - exposure to web frameworks like Django, Flask and Falcon.
2. Experience building APIs for a rapidly iterating product and restful APIs and development of services layer using Pythons Flask framework and should be proficient in writing unit test cases using Pytest package.
3. Database level programming using both SQL (MySQL, PostgreSQL, Oracle) and No SQL (Mongo DB/Casandra) and designing the database level stored procedures and persistence logic.
4. HTML/CSS/JavaScript and JavaScript framework and knowledge on React JS is a plus.
5. Experience in developing Arduino libraries is an added advantage.
6. Experience working with two or more from the following: Web Application development, Unix/Linux environments, mobile application development, distributed and parallel systems, machine learning, information retrieval, natural language processing, networking, developing large software systems, and/or security software development

• Java/J2EE, Spring, Spring Boot, REST, JSON, Micro Services, 12 Factor Apps, Apache.
• Strong understanding of microservice architecture
• Ability to design, develop and implement scalable, elastic microservice based platforms.
• Demonstrated knowledge of OAuth token-based authentication protocol.
• Demonstrated knowledge of PCI and Security Coding Standards.
• Performs hands on coding using Java/J2EE & unit testing.
• Contribute to the Design and develop high quality software for large scale Java/Spring Batch/Micro-service Applications.
• Proficiency in the following general areas: Java (Java 1. 7/Java 1. 8), Spring Framework, Jenkins, Gradle, and GitHub.
• Experience with RESTful services, Rabbit MQ, JSON, Unix Scripting, and Hadoop is a plus.
• Core development experience in large scale enterprise Java applications using Spring Framework.
• Experience in SQL (DB2 & SQL databases)
• Strong knowledge and experience on Nginx as APIM tool Solid experience in coding and creating APIs.
•  Expertise in WSDL, XML, XSLT, JSON, XPATH and Gateway scripts
• Provide front line support for Nginx related problems by being involved in troubleshooting, root cause analysis and appropriate secure integration recommendations.
• Installation of Nginx API Gateway as per need.
• Experience in Containers and Kubernetes.
• Good linux and administration skills
• Experience on API Orchestration/Mediation/Protocol Bindings and transformation knowledge on disparate message structures
• Design, develop and implement API proxies using OpenAPI specification Analysing logs and trace for errors and exceptions Manage and publish content in Developer portal Security implementation using OAUTH, SAML, CORS 
• Must Have Knowledge of API development and its technologies.

Location: Remote Working

** Preference will be given to immediate joinee

Responsibilities 

- Responsible to translate the design wireframe to WordPress/Opencart/Ecommerce frameworks with the help of Component, Plugins and modules.

- Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery)

- Knowledge of multiple back-end languages (e.g. C#, Java, Python) and JavaScript frameworks (e.g. Angular, React, Node.js)

- Responsible for handling WordPress and its components / plugins upgrade , customization / creation of web application and portal development independently.

- Should have a strong understanding of Logic and Data Structure.

- Passion for best design and coding practices and a desire to develop new bold ideas.

- Code and modify custom applications using CMS Platforms.

- Responsible for both back - end and front - end development , including Modifying WordPress themes and plugins.

- Strong MySQL database skills.

- Comfortable working with front - end technologies (HTML , CSS , Jquery , JavaScript)

- Experience of CMS like Wordpress , Opencart , Magento.

- The candidate should have a strong understanding of industry trends and content management systems.

- Experience with responsive and adaptive design is strongly preferred.

- Also , an understanding of the entire web development process , including design , development , and deployment is preferred.

- Having experience of WooCommerce Customization , WooCommerce develops / modify add - ons , WooCommerce API , Wordpress / WooCommerce Webhooks , WooCommerce Payment Gateway development and Wordpress API.

Expertrons is an initiative by experienced professionals turned entrepreneurs (IITB alum) having built a few of India's largest companies across multiple domains. This will be an opportunity to directly work with the founders. What we are looking for: An entrepreneurial, thoughtful and positive mindset/approach to solving large problems, capable of adapting to changing market conditions, willing to join a growing startup, a rational and no-nonsense approach and practical thought process.

Good-to-Have Attributes: Start-up experience, Android experience would be a plus. What we are looking for: An entrepreneurial, thoughtful and positive mindset/approach to solving large problems, capable of building a robust, scalable tech platform adaptable to changing market conditions, willing to join a growing startup, a rational and no non-sense approach and practical thought process.

Responsibilities and Duties

Good-to-Have Attributes: Start-up experience, Android experience would be a plus. What we are looking for: An entrepreneurial, thoughtful and positive mindset/approach to solving large problems, capable of building a robust, scalable tech platform adaptable to changing market conditions, willing to join a growing startup, a rational and no non-sense approach and practical thought process.

Required Experience, Skills and Qualifications

Required Skills: Database - MySQL, NoSQL (MongoDB), Restful Architectures, AWS, SAAS, JavaScript, PHP, Cordova