Create Token and Blockchain Development

Senior Blockchain Developer

Location: India, Remote

Employment Type: Full-Time / Contract

Department: Engineering

About Us

OpenAssets is building open standards for the next generation of capital markets, providing the trusted foundation for real-world asset tokenization and digital currencies.

We specialize in alternative asset digitization, offering regulatory-conscious tools to design, issue, and manage digital assets in complex financial environments. We also develop loyalty solutions that turn customer engagement into programmable digital assets, helping brands create personalized experiences that drive growth.

OpenAssets operates at the intersection of finance, technology, and regulation focused on building secure, scalable, and open infrastructure for the future of digital markets. Join OpenAssets and be part of shaping the future of digital finance!

Overview

We are seeking a Blockchain Developer to lead the technical implementation of our Web3 infrastructure. In this role, you will be responsible for the end-to-end lifecycle of smart contracts and their integration into our broader financial ecosystem. You will act as a technical authority on blockchain security, scalability, and architecture, ensuring our platform meets the rigorous demands of institutional digital finance.

What You’ll Do

Smart Contract & Blockchain Development

• Design, develop, test, and deploy smart contracts and blockchain applications.
• Build and maintain secure, scalable backend services for blockchain products.
• Develop and maintain cross-platform applications that integrate with on-chain infrastructure.
• Integrate wallets, payment systems, and blockchain APIs with existing systems.
• Optimize for gas efficiency, transaction latency, reliability, and scalability.

Security & Quality

• Implement and uphold best practices for blockchain security and smart contract auditing.
• Review smart contracts and backend code for security vulnerabilities and performance issues.
• Support audits, security reviews, and production releases.
• Maintain high test coverage and disciplined release processes.

Collaboration & Communication

• Collaborate with product and engineering teams to define and deliver technical requirements.
• Communicate technical concepts clearly to both technical and non-technical stakeholders.
• Mentor junior engineers and contribute to a strong engineering culture.
• Stay current with emerging blockchain technologies, DeFi, and Web3 infrastructure trends.

Qualifications & Experience

• Experience: 3+ years of software engineering experience with at least 3+ years of hands-on blockchain/Web3 development.
• Blockchain Core: Strong experience with Solidity and EVM-compatible chains (Ethereum, Polygon, and others).
• Production Deployment: Proven track record building, testing, deploying, and maintaining smart contracts in production.
• Deep Technical Knowledge: Solid understanding of blockchain architecture, including consensus mechanisms, gas optimization, wallet flows, token standards, and transaction lifecycles.
• Full-Stack Proficiency: Good understanding of the MERN stack (MongoDB, Express.js, React, Node.js) and how full-stack applications integrate with blockchain infrastructure.
• Backend Expertise: Proficiency in Node.js and TypeScript with experience building RESTful backend applications.
• Testing & Tooling: Experience with smart contract and backend testing frameworks (e.g., Foundry, Hardhat, Mocha, Jest) and Web3 libraries like Ethers.js or Web3.js.
• Cloud Infrastructure: Hands-on experience with AWS, including deploying, managing, and scaling services like EC2, S3, Lambda, and RDS.
• Databases & DevOps: Comfortable with relational (PostgreSQL) and non-relational (MongoDB) databases, Git, and collaborative development workflows.
• Soft Skills: Strong communication skills in English with the ability to articulate technical concepts to diverse stakeholders.

Nice to Have

• Familiarity with the Move language (Sui, Aptos).
• Experience with smart contract audit tooling such as Slither, Mythril, or Manticore.
• Exposure to RWA tokenization, DeFi, stablecoins, NFTs, staking, or bridging protocols.
• Professional background in fintech, payments, or regulated blockchain use cases.

We are committed to providing equal opportunity for qualified applicants to contract positions, regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status. This is a contract opportunity, not a direct employment role.

Job Title: Software Engineer / Senior Software Engineer – Java Backend

Experience: 5–10 Years

Location: Pune (Baner) – Work from Office (5 Days a Week)

About the Role :

We are looking for passionate Java Backend Engineers to build highly scalable, high-performance enterprise applications used by millions of users globally. The ideal candidate should have strong experience in Java, Microservices, Payment Gateway integrations, and Checkout platform development, with a product engineering mindset.

Candidates from FinTech, E-commerce, Payments, or Product-based companies will be preferred.

Key Responsibilities :

Design, develop, and maintain scalable backend applications using Java and Microservices.

Build secure, high-performance REST APIs and distributed services.

Develop and enhance Checkout platforms and Payment Gateway integrations for seamless payment processing.

Collaborate with Product, Architecture, QA, and DevOps teams throughout the SDLC.

Participate in system design, architecture discussions, and technical decision-making.

Ensure high code quality through unit testing, code reviews, and engineering best practices.

Build and support CI/CD pipelines and containerized deployments.

Troubleshoot production issues, optimize performance, and improve application reliability.

Mentor junior engineers and contribute to engineering excellence.

Required Skills :

5–10 years of backend development experience.

Strong expertise in Java, Spring Boot, Spring MVC, Hibernate/JPA.

Hands-on experience with Microservices Architecture.

Experience building RESTful APIs.

Strong knowledge of SQL/NoSQL databases.

Experience with Payment Gateway Integration (Stripe, Adyen, Razorpay, Worldpay, PayU, Checkout.com, etc.).

Hands-on experience developing Checkout and Payment Processing workflows.

Understanding of Payment Lifecycle, including Authorization, Capture, Refunds, Settlement, Webhooks, and Transaction Management.

Experience with Docker, Kubernetes, and containerized applications.

Good understanding of CI/CD pipelines using Jenkins or similar tools.

Familiarity with Git, Agile methodologies, and engineering best practices.

Strong problem-solving and debugging skills.

Preferred Skills :

Experience working in FinTech, Payments, E-commerce, or Product-based organizations.

Exposure to Cloud Platforms (GCP/AWS/Azure).

Experience with Kafka or event-driven architecture.

Knowledge of OAuth2, JWT, Keycloak, or similar authentication mechanisms.

Experience with Monitoring & Observability tools (Grafana, Prometheus, ELK, Splunk).

Performance tuning and scalability optimization experience.

Preferred Background :

Candidates from FinTech, Digital Payments, Banking Products, E-commerce, or Product Engineering companies.

Experience working on high-volume transaction systems handling secure payment processing and checkout experiences.

Role Overview

We are looking for a Senior Full Stack Developer to build and scale our fintech platform. You will own the entire lifecycle of our financial products, from designing high-performance relational schemas in PostgreSQL to building interactive dashboards in React.

Key Responsibilities

• Full Stack Development: Build and maintain end-to-end features using the PERN stack

(PostgreSQL, Express.js, React, Node.js).

• Database Optimization: Design complex relational models and optimize SQL queries to

handle high-volume financial data and audit trails.

• Security & Compliance: Implement rigorous security measures (e.g., JWT, OAuth, data

encryption) and ensure the platform adheres to fintech standards like PCI-DSS.

• API Architecture: Develop robust RESTful APIs to integrate with third-party banking APIs,

payment processors (Stripe/Plaid), and KYC providers.

Technical Requirements

• Front-end: Advanced proficiency in React.js (Hooks, Context API, Redux or TanStack Query)

and modern CSS (Tailwind/Styled Components).

• Back-end: Expert-level Node.js and Express.js experience, with a focus on asynchronous

programming and secure API design.

• Database: Deep knowledge of PostgreSQL (complex joins, indexing, triggers, and

migrations).

Additional skills

• Understanding of Event-Driven Architecture (using AWS SQS/SNS or Kafka).

• Familiarity with SOC2 or ISO 27001 compliance frameworks.

• Cloud (AWS): Proven experience with:

• RDS/Aurora for managed databases.
• IAM for secure access management.
• AWS Lambda & API Gateway for serverless architecture.
• CloudWatch for monitoring and alerting.

• Tools: Git, Docker, and experience with CI/CD workflows.

About US

RJ Fintech Solutions Pvt. Ltd. is a high-growth fintech startup on a mission to automate business financial operations. In a world where financial systems are often slow and opaque, we are building the "missing link"—a secure, transparent, and lightning-fast platform that puts banking and compliance first for various corporates.

We are not just another financial app; we are an engineering-first company. We believe that elegant code and robust architecture are the foundations of trust. By leveraging the PERN stack and AWS cloud-native infrastructure, we are replacing legacy complexity with modern, scalable solutions.

Why Work With Us?

1. Build the Foundation, Not Just Features

You won't be a small cog in a massive machine. As an early member of our engineering team, you will help define our technical architecture, choose our libraries, and set the coding standards for everyone who follows. Your fingerprints will be on the core DNA of our product.

2. Solve Problems That Matter

Fintech is one of the few industries where code has a direct, measurable impact on people's lives.

Whether we are [e.g., simplifying cross-border payments, democratizing investment, or building the next generation of credit], you will be solving high-stakes challenges around security, trust, and financial inclusion.

Color Neon (colorneon.com) is a French brand making custom LED neon signs for customers across France and Europe. We run on Shopify, we built our own 3D neon configurator, and we work AI-first.

This is our first engineering hire in India. You will work on-site in Indore, directly with the founder, from day one.

WHAT YOU WILL BUILD

Custom Shopify apps for our store (Remix, Node, Shopify CLI, Polaris)

A storefront rebuild in Liquid and modern JavaScript

Improvements to our 3D neon configurator

Integrations across our order, production and shipping workflow

Internal tools and automations built with AI coding tools

WHAT YOU NEED

2-4 years building for the web

Real Shopify experience: Liquid, plus at least one app you actually shipped

Strong JavaScript, plus React or a similar framework

Comfortable with Git, REST and GraphQL APIs

You already use AI coding tools daily and can show us what you built with them

Working English, written and spoken

NICE TO HAVE

Shopify Remix app template, Polaris, App Bridge

Three.js or any 3D / WebGL work

Node backends, Postgres

E-commerce CRO or site performance work

WHAT WE OFFER

₹45,000-50,000 in-hand per month

A paid Claude Pro or Codex subscription, on us

On-site in Indore, working directly with the founder

One product, long term - not agency work, no client hopping

Real ownership: you are the engineering team

HOW WE HIRE

Apply with your CV and links to Shopify work you shipped

A short online video interview

If that goes well we move quickly, and we will tell you the next steps on the call

We are looking for someone who can start around 12 October.

We’re Hiring | Full Stack Developer

About MotionGility

MotionGility is building India's first AI-powered SaaS platform that automates explainer video production for SaaS/AI companies. We combine a Full AI tools stack into a single pipeline that takes a client's product brief and delivers a complete explainer video — script, illustrations, voiceover, and animation — in under a few minutes. We have 11 years of agency experience producing 500+ SaaS explainer videos and we are now building the platform that does this at scale, with AI.

This is an early-stage product role. You will be the first full-time developer on the team, working directly with the founders

Position: Full Stack Developer

Location: Indore (Onsite)

Type: Full-time

Experience: 2-3 Years

Notice Period: Immediate Joiner or Up to 30 Days Notice Period Accepted

Key Responsibilities

• Build and maintain the client-facing SaaS platform using React, Next.js, TypeScript, and Supabase.
• Develop project dashboards, approval workflows, and video delivery interfaces.
• Implement authentication, authorization, and role-based access control.
• Integrate payment gateways and third-party AI APIs.
• Build real-time project tracking and notification systems.
• Ensure application performance, scalability, and responsive design.
• Collaborate directly with founders on product development and technical decisions.

Tech Stack

Frontend: React, Next.js, TypeScript, Tailwind CSS

Backend: Supabase (PostgreSQL, Auth, Storage, Realtime, Edge Functions)

Payments: Razorpay

Automation: n8n Cloud

Deployment: Vercel / Netlify

AI Integrations: OpenAI, ElevenLabs, Recraft V3, Runway Gen-3, GPT Images, Nano Banana, Higgsfield, and related AI APIs

Requirements

Must-Have Skills

• Minimum 2 years of experience building and shipping React applications.
• Working knowledge of TypeScript and modern frontend development.
• Experience with SQL, PostgreSQL, or Supabase databases.
• Experience integrating at least one payment gateway in a production project.
• Ability to showcase at least one live deployed product built personally.

Preferred Skills

• Experience with Next.js (App Router and API Routes).
• Hands-on experience with Supabase Auth, RLS policies, and Realtime features.
• Prior experience in a startup or early-stage SaaS environment.
• Strong product thinking and problem-solving mindset.

This Role Is Not Suitable If

• You require detailed specifications before starting development.
• You cannot demonstrate a live product you have built.
• You depend heavily on senior developers for technical decisions.
• You prefer backend or infrastructure-focused roles over product development.

What You'll Gain

• Direct mentorship from experienced founders.
• Ownership of the complete client-facing product.
• Exposure to cutting-edge AI technologies and workflows.
• Flexible working culture focused on outcomes.
• Opportunity for ESOPs based on performance and contribution.
• Fast career growth with potential progression into leadership roles.

Position: Laravel Developer

Company: Mayura Consultancy Services

Experience: 2 yrs

Location: Bangalore

Skill: HTML, CSS, Bootstrap, JavaScript, Ajax, jQuery, PHP and Laravel

Work Location: Work From Home (WFH)

Website: https://www.mayuraconsultancy.com/careers/mcs-laravel-developer-opening?r=jlp

Requirements:

• Prior experience in Full Stack Development using PHP Laravel.

Perks of Working with MCS:

• Contribute to Innovative Solutions: Join a dynamic team at the forefront of software development, contributing to innovative projects and shaping the technological solutions of the organization.
• Work with Clients from across the Globe: Collaborate with clients from around the world, gaining exposure to diverse cultures and industries, and contributing to the development of solutions that address the unique needs and challenges of global businesses.
• Complete Work from Home Opportunity: Enjoy the flexibility of working entirely from the comfort of your home, empowering you to manage your schedule and achieve a better work-life balance while coding innovative solutions for MCS.
• Opportunity to Work on Projects Developing from Scratch: Engage in projects from inception to completion, working on solutions developed from scratch and having the opportunity to make a significant impact on the design, architecture, and functionality of the final product.
• Diverse Projects: Be involved in a variety of development projects, including web applications, mobile apps, e-commerce platforms, and more, allowing you to showcase your versatility as a Full Stack Developer and expand your portfolio.

Joining MCS as a Full Stack Developer opens the door to a world where your technical skills can shine and grow, all while enjoying a supportive and dynamic work environment. We're not just building solutions; we're building the future—and you can be a key part of that journey.

Criteria:

2–8+ years software development with 3+ years building systems with Laravel, PHP & MySql. Worked On Micro Service Architecture.

Technical Skills:

● Strong Laravel expertise (v9–12.x): service container, Eloquent ORM, middleware, events, queues, caching.

● Proficiency in PHP 8+, OOP, design patterns, and unit testing (PHPUnit).

● Expertise in MySQL: schema design, indexing, and query optimisation.

● Experience with caching/in-memory stores: Redis, Memcached.

● Hands-on with message queues (Redis queues, RabbitMQ, SQS, or equivalent).

● Familiar with Docker / containerised environments.

● Experience with AWS services: ECS, S3, RDS, API Gateway, Lambda, Cloudwatch, SES, etc.

● Ability to effectively use AI-powered tools (e.g., for code generation, refactoring, documentation, testing, and productivity improvements).

Soft Skills

● Clear and effective communication.

● Strong ownership and accountability.

● Ability to break down complex problems and provide accurate estimates.

● Openness to adopt new tools/technologies to improve team efficiency.

What we offer:

● An exceptional team: Our hiring bar is high, and your colleagues are talented, motivated self-starters.

● A learning environment: We are a learning organization and as a team we will help you grow and encourage you to learn and upgrade your skills.

● Outstanding compensation: top talent deserves top pay, and our salary, equity and benefits reflect this.

● Opportunities to grow: Encourages you to attend technical conferences and take company funded educational courses to advance your skills.

● An opportunity to be a key member of a well-capitalized leading brand in online real estate investing platform.

We’re Hiring | Full Stack Developer

About MotionGility

MotionGility is building India's first AI-powered SaaS platform that automates explainer video production for SaaS/AI companies. We combine a Full AI tools stack into a single pipeline that takes a client's product brief and delivers a complete explainer video — script, illustrations, voiceover, and animation — in under a few minutes. We have 11 years of agency experience producing 500+ SaaS explainer videos and we are now building the platform that does this at scale, with AI.

This is an early-stage product role. You will be the first full-time developer on the team, working directly with the founders

Position: Full Stack Developer

Location: Indore (Onsite)

Type: Full-time

Experience: 2-3 Years

Notice Period: Immediate Joiner or Up to 30 Days Notice Period Accepted

Key Responsibilities

• Build and maintain the client-facing SaaS platform using React, Next.js, TypeScript, and Supabase.
• Develop project dashboards, approval workflows, and video delivery interfaces.
• Implement authentication, authorization, and role-based access control.
• Integrate payment gateways and third-party AI APIs.
• Build real-time project tracking and notification systems.
• Ensure application performance, scalability, and responsive design.
• Collaborate directly with founders on product development and technical decisions.

Tech Stack

Frontend: React, Next.js, TypeScript, Tailwind CSS

Backend: Supabase (PostgreSQL, Auth, Storage, Realtime, Edge Functions)

Payments: Razorpay

Automation: n8n Cloud

Deployment: Vercel / Netlify

AI Integrations: OpenAI, ElevenLabs, Recraft V3, Runway Gen-3, GPT Images, Nano Banana, Higgsfield, and related AI APIs

Requirements

Must-Have Skills

• Minimum 2 years of experience building and shipping React applications.
• Working knowledge of TypeScript and modern frontend development.
• Experience with SQL, PostgreSQL, or Supabase databases.
• Experience integrating at least one payment gateway in a production project.
• Ability to showcase at least one live deployed product built personally.

Preferred Skills

• Experience with Next.js (App Router and API Routes).
• Hands-on experience with Supabase Auth, RLS policies, and Realtime features.
• Prior experience in a startup or early-stage SaaS environment.
• Strong product thinking and problem-solving mindset.

This Role Is Not Suitable If

• You require detailed specifications before starting development.
• You cannot demonstrate a live product you have built.
• You depend heavily on senior developers for technical decisions.
• You prefer backend or infrastructure-focused roles over product development.

What You'll Gain

• Direct mentorship from experienced founders.
• Ownership of the complete client-facing product.
• Exposure to cutting-edge AI technologies and workflows.
• Flexible working culture focused on outcomes.
• Opportunity for ESOPs based on performance and contribution.
• Fast career growth with potential progression into leadership roles.

Hiring for Dot Net Full Stack Developer - React Js

Exp: 5 - 8 yrs

Work Location : Bengaluru , Chennai , Hyd

Hybrid

Shift Timings : 2:00 pm - 10: 30 pm

Skills :

4+ years of experience in .Net Core,

3 years of experience in Rest API, Entity Framework, React JS and Azure.

Job Description:

• Platform Architecture: Design and architect scalable, reliable, and high-performance solutions within the Gravity ecosystem.Provide expertise in structuring the Gravity platform, theme customization, and app integrations.
• Custom Development: Lead and participate in the development of custom features, functionalities, and applications on the Gravity platform. Collaborate with developers to ensure code quality, maintainability, and adherence to best practices.
• Integration Solutions: Develop and implement integration solutions between Gravity and third-party systems, ensuring seamless data flow and functionality.
• Performance Optimization:Analyze and optimize the performance of Gravity applications, addressing bottlenecks, and enhancing overall user experience.
• Security and Compliance: Implement robust security measures to safeguard Gravity applications and ensure compliance with industry standards and regulations.
• Technical Leadership: Provide technical leadership and guidance to the development team, fostering a culture of innovation, collaboration, and continuous improvement.
• Gravity App Development: Design and develop custom applications to enhance the functionality and features of the Gravity platform.
• Stay abreast of the latest Gravity updates, features, and best practices to ensure the platform is leveraging the latest advancements.

Desired Skills:

• Bachelor's or Master's degree in computer science, software engineering, or a related field.
• Minimum of 8 years of experience in Software Development, with at least 3 years as Software Architect.
• In-depth knowledge and hands-on experience with eCommerce architecture, customization capabilities, and application development.
• Proficient in app development, including RESTful APIs, GraphQL, and webhooks.
• Integration Proficiency: Strong expertise in integrating eCommerce with third-party systems and services.
• Performance Optimization: Demonstrated ability to optimize the performance of eCommerce applications, ensuring efficient and fast user experiences.
• Security and Compliance:Experience implementing security measures for eCommerce applications and ensuring compliance with relevant regulations.
• Leadership and Collaboration:Excellent leadership and collaboration skills, with the ability to work effectively with cross-functional teams.

Why Join Gravity:

• Embark on a journey with a forward-thinking and innovative IT technology consulting company.
• Competitive compensation package, featuring performance-based incentives.
• Prospects for career advancement within a rapidly expanding global organization.

Gravity is an equal opportunity employer. We celebrate diversity and remain committed to establishing an inclusive environment for all employees.