

Job Title: Senior Blockchain Developer
Job Description:
We are seeking a highly skilled Senior Blockchain Developer to join our team. The ideal candidate will have extensive experience in Ethereum, Bitcoin, Solana, and related technologies, with a strong focus on smart contracts and node setup. The candidate should be proficient in Solidity using tools like Hardhat or Foundry, as well as possess expertise in NodeJS. Experience with Rust, and Golang is considered a significant advantage.
Responsibilities:
- Develop and deploy smart contracts on Ethereum, Bitcoin, and Solana blockchains.
- Configure and maintain blockchain nodes for optimal performance.
- Collaborate with cross-functional teams to integrate blockchain solutions into existing systems.
- Write clean, efficient, and maintainable code in Solidity, NodeJS, and other relevant languages.
- Stay updated on the latest developments and trends in blockchain technology.
- Contribute to the design and architecture of blockchain-based applications.
Requirements:
- Bachelor's degree in Computer Science, Engineering, or related field.
- Minimum of 3 years of experience working with blockchain technologies.
- Proficiency in Ethereum, Bitcoin, and Solana blockchains.
- Strong understanding of smart contracts and their implementation.
- Experience with Solidity using Hardhat or Foundry.
- Solid knowledge of NodeJS.
- Familiarity with Rust, Golang, and Hyperledger is a plus.
- Excellent problem-solving and analytical skills.
- Ability to work both independently and collaboratively in a fast-paced environment.
- Strong communication and interpersonal skills.
If you possess the required skills and are passionate about blockchain technology, we encourage you to apply for this exciting opportunity.
Join us in shaping the future of decentralized applications and blockchain solutions.

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Senior Software Engineer
Location: On-site, Panaji, Goa
About Joyful
Joyful is a leading AI-powered stakeholder communication management platform for voice of stakeholder analysis and contact center solutions. Our mission is to use AI to make all interactions between a company and its stakeholders joyful by removing friction. Joyful is a part of Germinait Solutions Pvt. Ltd.
Our Joyful modules, Engage and Listen, help businesses understand and manage stakeholder interactions across digital channels. We enable companies to provide exceptional customer experiences while maximizing the productivity and efficiency of their support teams, all through one seamless platform.
At Joyful, we're committed to fostering meaningful interactions between stakeholders and brands by providing actionable insights, personalized replies, and a joyful experience for customers, users, and employees alike.
The Opportunity
We’re seeking a Senior Software Engineer who thrives on solving complex problems, architecting scalable systems, and bringing innovative AI-powered features to life. You will work on a modern, cloud-native stack—leveraging serverless deployment, microservices, and AI/ML integrations to build resilient, high-performance solutions.
In addition to delivering high-quality code, you’ll contribute to Joyful’s Vibe Coding culture—our approach to writing code that’s clean, collaborative, and a joy to work with.
What You'll Do
- Backend & Cloud Development
- Design, develop, and maintain scalable microservices for Joyful’s Engage and Listen platforms
- Build serverless applications and functions (AWS Lambda, Azure Functions, or GCP Cloud Functions) for rapid, cost-effective deployments
- Implement robust APIs and data pipelines optimized for performance and reliability
- Ensure security, compliance, and data privacy in all backend services
- AI-Powered Solutions
- Integrate AI/ML models into production workflows to enhance automation, personalization, and analytics
- Collaborate with data scientists to operationalize AI models for real-time and batch processing
- Build features that leverage NLP, sentiment analysis, and predictive analytics for stakeholder communication insights
- Vibe Coding Culture
- Write clean, well-structured, and maintainable code that engineers enjoy working with
- Participate in pair programming, peer reviews, and collaborative debugging sessions
- Share best practices and mentor junior engineers to raise the technical bar across the team
- Help maintain a development atmosphere that’s positive, creative, and focused on continuous improvement
- DevOps & Deployment
- Work closely with DevOps teams to optimize serverless deployments, CI/CD pipelines, and automated testing
- Ensure observability, monitoring, and alerting systems are in place for all deployed services
- Contribute to cost optimization strategies for serverless architectures
- Collaboration & Problem-Solving
- Partner with product managers, architects, and designers to translate business requirements into technical solutions
- Participate in sprint planning, backlog refinement, and retrospectives
- Troubleshoot production issues and drive root cause analysis for lasting fixes
What You'll Need
- 3+ years of experience in software development, preferably in SaaS or AI-driven products
- Strong expertise in backend development using Java (Spring Boot), Node.js, or Python
- Experience with serverless architectures (AWS Lambda, Azure Functions, or GCP equivalents)
- Solid understanding of cloud services (AWS, Azure, or GCP) and microservices design patterns
- Hands-on experience integrating AI/ML models into applications
- Familiarity with NLP, speech-to-text, or sentiment analysis APIs is a plus
- Knowledge of relational and NoSQL databases (PostgreSQL, DynamoDB, MongoDB, etc.)
- Experience with CI/CD pipelines, automated testing, and monitoring tools
- Strong problem-solving skills and ability to work in fast-paced, collaborative environments
- Passion for clean, maintainable code and contributing to a healthy team culture
Why Join Joyful?
- Work on AI-powered solutions that transform how businesses connect with their stakeholders
- Be part of a team that embraces serverless-first development and modern cloud-native architectures
- Thrive in a Vibe Coding culture where great engineering meets great energy
- Collaborate with talented peers in a supportive, innovation-driven environment
- Enjoy professional growth opportunities in a fast-scaling company
- Work from our beautiful Goa office while building solutions used worldwide
At Joyful, we believe that combining AI innovation, scalable cloud design, and a joyful coding culture leads to exceptional products. If you’re passionate about building intelligent, high-performance systems while keeping the engineering vibe positive, we’d love to hear from you!



Availability: Full time
Location: Pune, India
Experience: 4- 6 years
Tvarit Solutions Private Limited (wholly owned subsidiary of TVARIT GmbH, Germany). TVARIT provides software to reduce manufacturing waste like scrap, energy, and machine downtime using its patented technology. With its software products, and highly competent team from renowned Universities, TVARIT has gained customer trust across 4 continents within a short span of 5 years. TVARIT is awarded among the top 8 out of 490 AI companies by European Data Incubator, apart from many more awards by the German government and industrial organizations making TVARIT one of the most innovative AI companies in Germany and Europe.
We are looking for a passionate Full Stack Developer Level 2 to join our technology team in Pune. You will be responsible for handling operations, design, development, testing, leading the software development team and working toward infrastructure development that will support the company’s solutions. You will get an opportunity to work closely on projects that will involve the automation of the manufacturing process.
Key responsibilities
- Creating Plugins for Open-Source framework Grafana using React & Golang.
- Develop pixel-perfect implementation of the front end using React.
- Design efficient DB interaction to optimize performance.
- Interact with and build Python APIs.
- Collaborate across teams and lead/train the junior developers.
- Design and maintain functional requirement documents and guides.
- Get feedback from, and build solutions for, users and customers.
Must have worked on these technologies.
- 2+ years of experience working with React-Typescript on a production level
- Experience with API creation using node.js or Python
- GitHub or any other SVC
- Have worked with any Linux/Unix-based operating system (Ubuntu, Debian, MacOS, etc)
Good to have experience:
- Python-based backend technologies, relational and no-relational databases, Python Web Frameworks (Django or Flask)
- Experience with the Go programming language
- Experience working with Grafana, or on any other micro frontend architecture framework
- Experience with Docker
- Leading a team for at least a year
Benefits and perks:
- Culture of innovation, creativity, learning, and even failure, we believe in bringing out the best in you.
- Progressive leave policy for effective work-life balance.
- Get mentored by highly qualified internal resource groups and opportunities to avail industry-driven mentorship programs.
- Multicultural peer groups and supportive workplace policies.
- Work from beaches, hills, mountains, and many more with the yearly workcation program; we believe in mixing elements of vacation and work.
How it's like to work for a Startup?
Working for TVARIT (deep-tech German IT Startup) can offer you a unique blend of innovation, collaboration, and growth opportunities. But it's essential to approach it with a willingness to adapt and thrive in a dynamic environment.
If this position sparked your interest, do apply today!
By submitting my documents for the recruitment process, I agree that my data will be processed for the purpose of the recruitment process and stored for an additional 6 months after the process is completed. Without your consent, we unfortunately cannot consider your documents for the recruitment process. You can revoke your consent at any time. Further information on how we process your data can be found in our privacy policy at the following link: https://tvarit.com/privacy-policy/
Durch das Abschicken meiner Unterlagen für den Rrecruitingprozess erkläre ich mich damit einverstanden, dass meine Daten zum Zweck des Recruitingprozesses verarbeitet und nach Abschluss des Recruitingprozesses für weitere 6 Monate gespeichert werden. Ohne dein Einverständnis können wir deine Unterlagen für den Rrecruitingprozess leider nicht berücksichtigen. Du kannst dein Einverständnis jederzeit widerrufen. Weitere Informationen, wie wir deine Daten verarbeiten findest du in unserer Datenschutzerklärung unter folgendem Link: https://tvarit.com/privacy-policy/


Outfy(www.outfy.com) is a prominent Social media tool for online business headquartered in US and has a full fledged offshore development centre in Noida. We specialize in providing cutting-edge solutions to businesses aiming to enhance their online presence. As a Lead Developer, you will play a pivotal role in shaping the technological landscape of our platform.
Responsibilities:
- Lead the development and maintenance of our React web application and Node.js backend services.
- Collaborate with cross-functional teams to design, develop, and implement robust and scalable solutions.
- Architect and build efficient and reusable code for future use.
- Mentor and guide junior developers, fostering a collaborative and knowledge-sharing environment.
- Stay updated on emerging technologies and trends, incorporating them into our development processes.
Requirements:
- Proven experience (8-10 years) as a React Web and Node.js Developer.
- Strong proficiency in JavaScript/TypeScript and its modern frameworks/libraries.
- Extensive knowledge of front-end and back-end technologies, with expertise in React and Node.js.
- Experience working with RESTful APIs and microservices architecture.
- Solid understanding of the entire web development process, including design, development, and deployment.
- Leadership and mentoring skills with the ability to guide a team effectively.
- Ability to work independently and efficiently in a fast-paced environment.

- Architect brand-new software solutions to fulfill project requirements
- Create, design, and implement layouts for new and existing application features
- Create and maintain database designs for data storage and processing
- Maintain legacy code written by other developers, including bug fixes
- Integrate external software libraries and APIs into existing projects
- Bachelor of Engineering/Technology in computer science, software engineering, programming, or equivalent
- Proficiency with languages such as Python, Golang, and Javascript (Node.js, Vue.js)
- Proficiency with MongoDB and MySQL
- Proficiency with Dart/Flutter framework
- Proficiency with AWS suite
- Experience with Terraform preferred
- Understanding of code deployment tools such as Jenkins, Capistrano, and ElectricFlow
- Understanding of object-oriented programming
- Experience with the design and implementation of APIs
- Understanding of code versioning and management with Git
- Track record of successfully managing multiple company or customer websites
- Familiarity with common programming design patterns and best practices
- Experience with common web development tools and services, such as version control software, package managers, and CI/CD pipelines
- Excellent written and verbal communication skills
- Excellent time-management and communication skills
- Strong attention to detail and problem-solving skills
Leaders at The Seenit Co. are passionate about using technology to create an impact on the world they live in. At Seenit, you will get to collaborate with an accomplished team that loves solving real-world problems. You will get to work on cutting edge projects that will shape the next phase of growth for the global luxury industry.
Seenit’s suite of products (http://www.styleade.com/" target="_blank">www.styleade.com) enables the leading luxury retailers around the world to transform their customer experience and build loyal relationships with their customers. The apps allow retailers to make use of their existing infrastructure and resources to deliver a truly omnichannel experience in today's rapidly changing world of shopping. The product has added 50 million USD to the top-line of one of the largest luxury retailers in the world. Store Associates and Stylists have assisted upwards of 100,000 consumers till date.
We would welcome someone to the team who wishes to:
- take ownership of the quality of code powering the product
- take an active role in the definition and evolution of best industry practices and procedures
- design, develop and test the core product software and databases to ensure strong optimization and functionality
- contribute in all phases of the development lifecycle
- support others to succeed and shine in a supportive team culture
Your application will require you to have:
- 4+ years experience in building consumer products
- experience of leading a team of 3 or more full stack developer
- Codeigniter Preferred
- Good knowledge of Mysql and query optimisation
- Experience with PHP 7, HTML5, AJAX, JavaScript, JQuery, CSS, MVC frameworks (Bootstrap), API
- Experience with Ubuntu OS is a plus
- experience deploying softwares to cloud providers such as GCP, AWS
You should work with us because:
- we’re a profitable company and have been for the last few years (sounds weird but we're very proud of this!)
- we're a relaxed and diverse group of people who don’t take themselves too seriously
- we're creative and want to change the world while we're at it (yes we do!)
- our products have an international demand and our partners are around the globe
- we love to travel and will ask you to regularly take time off to refresh
We are looking for a rock-star software engineer who can lead our tech efforts in building a scalable FinTech platform.
Who we are?
We are a funded Fintech company focused on the Affordable Housing segment based out of Gurugram.
Whom are we looking for?
We are looking for a software engineer to come on-board and own the technology and product development from the ground up and scale it as the business grows.
Tech Qualifications:
- You have 2-4 years of experience building products from inception to scale.
- You have built multitenancy B2B and B2C consumer products in the Fintech, Banking, Loan Products, Payments, and/or Digital Commerce space.
- You have an uncanny ability to attract and retain strong tech talent.
- You are highly ambitious and have a keen desire to make a large impact.
What do we offer?
A true experience of building scalable fintech business ground up. we also offer equity along with a fixed salary component.
Our Present Infrastructure:
Microservices based Multitenancy Application
ASP.NET core
Kubernetes Cluster
Redis distributed Caching
Aws Cloud Infrastructure
Our Mobile App is built using Angular and Android
RDBMS / NoSQL

You will get a chance to work on exciting projects at our state-of-the-art office, grow along with the company and be fruitfully rewarded for your efforts!
Requirements:
● You can rock with your expertise in fundamental front end languages such as HTML, CSS and JavaScript.
● You can make value additions aided by your familiarity with advanced JavaScript libraries and frameworks such as React.
● You have top notch ability of server side languages such as NodeJS, Web Services, Micro service.
● Database technology such as MySQL also falls in your comfort zone.
● You can enhance our world with your Cloud Experience preferably AWS [EC2, RDS, S3, Lambda] or OCI
● You take pride in your knowledge of code versioning tools such as Git
● Third party integration like payment gateway and any Plugins
● Familiar with third party libraries like D3 Chart, Video and Audio player.
● Development experience with webcam based recording or streaming
● WebRTC protocol with any Media Server
● React with Next.JS framework
● JWT, OAuth, JSON web token, Node mailer
● Good at cron Jobs development and configuration



