Full Stack Developer [candidates from startups only]

Java Developer – Job Description Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting. Required Skills: • Exp. - 4 to 7 years. • Experience in Core Java and Spring Boot. • Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns. • Should have the ability to analyze, design, develop and test complex, low-latency client facing applications. • Good development experience with RDBMS. • Good knowledge of multi-threading and high-performance server-side development. • Basic working knowledge of Unix/Linux. • Excellent problem solving and coding skills. • Strong interpersonal, communication and analytical skills. • Should have the ability to express their design ideas and thoughts. About Wissen Technology: Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals. Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’. Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world. Wissen Technology offers an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation. We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider. 

Job Title: Full Stack Developer – Perpetual Trading

Location: Remote

Experience: 3+ Years

Employment Type: Full-Time

About the Company

We are a next-generation cryptocurrency exchange focused on building innovative and secure trading experiences for digital assets and derivatives. With a strong emphasis on perpetual trading and real-time market execution, we aim to redefine how traders interact with crypto markets — combining transparency, performance, and user-centric design.

Role Overview

We are seeking a Full Stack Developer experienced in perpetual trading platforms and Web3 ecosystems. The ideal candidate should have hands-on experience working with both frontend (React/Next.js) and backend (Node.js/Nest.js) systems and integrating decentralized perpetual trading APIs such as GMX, Hyperliquid, or similar. You will build end-to-end high-performance trading modules, ensuring low-latency execution, real-time data sync, and seamless user interaction.

Key Responsibilities

• Design, develop, and maintain full-stack trading modules and dashboards for perpetual and derivatives trading.
• Integrate decentralized perpetual trading APIs (GMX, Hyperliquid, Drift, etc.) and Web3 wallets (MetaMask, WalletConnect).
• Implement real-time order books, market data feeds, and trade execution flows using REST and WebSocket APIs.
• Build scalable backend services using Node.js / Nest.js / Express and connect them to the frontend.
• Manage database operations for user data, trade history, and performance analytics.
• Collaborate with UI/UX, blockchain, and DevOps teams to deliver high-performance trading experiences.
• Optimize both frontend and backend for speed, security, and low latency.
• Write clean, maintainable, and modular code following modern development practices and standards.

Required Skills & Experience

• 3+ years of experience as a Full Stack Developer, preferably in crypto, DeFi, or trading platforms.
• Strong proficiency in React.js / Next.js, Node.js / Nest.js / Express, and TypeScript / JavaScript (ES6+).
• Proven experience integrating perpetual trading or DeFi APIs (GMX, Hyperliquid, Drift, etc.).
• Experience with WebSockets for live order books and trade updates.
• Understanding of Perpetual Trading, Futures, and DeFi trading mechanics.
• Hands-on experience with Web3 libraries (ethers.js, web3.js) for wallet and smart contract integration.
• Strong understanding of RESTful APIs, microservices, and database management (PostgreSQL, MongoDB, or similar).
• Familiarity with security best practices, API rate limiting, and user authentication (JWT/OAuth).

Company Description

13kbs.com is a forward-thinking company committed to delivering cutting-edge solutions that empower businesses to excel in the digital era. We bridge the gap between innovation and practicality, ensuring efficiency, security, and scalability at every step.

Our key services include AI-powered solutions, scalable full-stack development, cloud & AWS expertise, comprehensive firewall & compliance reviews, and automation testing. At 13kbs.com, we deliver high-impact solutions that align with the evolving demands of technology while maintaining a strong focus on privacy and reliability.

Role Description:

MERN Stack Developer (On-Site – Rajkot)

This is a full-time, on-site role for a MERN Stack Developer based in Rajkot. The developer will be responsible for developing, testing, and maintaining seamless user experiences using technologies such as MongoDB, Express.js, React, and Node.js.

Daily responsibilities include collaborating with cross-functional teams to define, design, and ship new features; writing clean, efficient, and well-documented code; debugging and optimising applications; and ensuring application scalability and security.

• Qualifications & RequirementsExperience: 1–3 years of hands-on experience in MERN stack development
• Proficient in: MongoDB/Postgres, React, and Node.js
• Front-end expertise: HTML, CSS, JavaScript
• Strong understanding of: RESTful APIs and web services
• Familiarity with: Git or other version control systems
• Experience with cloud services: Especially AWS
• Education: Bachelor’s degree in Computer Science, Engineering, or related field
• Soft Skills: Strong problem-solving abilities and effective communication skills
• Language Requirement: Candidate must be able to understand and communicate in Gujarati
• Location: Must be based in Rajkot or nearby areas
• Work Type: Full-time, work from office only (no remote option)

Important Note

Only apply if you meet all the above criteria, including 1–3 years of experience, proximity to Rajkot, and Gujarati proficiency.

We are building an advanced, AI-driven multi-agent software system designed to revolutionize task automation and code generation. This is a futuristic AI platform capable of:

✅ Real-time self-coding based on tasks  

✅ Autonomous multi-agent collaboration  

✅ AI-powered decision-making  

✅ Cross-platform compatibility (Desktop, Web, Mobile)  

We are hiring a highly skilled **AI Engineer & Full-Stack Developer** based in India, with a strong background in AI/ML, multi-agent architecture, and scalable, production-grade software development.

### Responsibilities:

- Build and maintain a multi-agent AI system (AutoGPT, BabyAGI, MetaGPT concepts)  

- Integrate large language models (GPT-4o, Claude, open-source LLMs)  

- Develop full-stack components (Backend: Python, FastAPI/Flask, Frontend: React/Next.js)  

- Work on real-time task execution pipelines  

- Build cross-platform apps using Electron or Flutter  

- Implement Redis, Vector databases, scalable APIs  

- Guide the architecture of autonomous, self-coding AI systems  

### Must-Have Skills:

- Python (advanced, AI applications)  

- AI/ML experience, including multi-agent orchestration  

- LLM integration knowledge  

- Full-stack development: React or Next.js  

- Redis, Vector Databases (e.g., Pinecone, FAISS)  

- Real-time applications (websockets, event-driven)  

- Cloud deployment (AWS, GCP)  

### Good to Have:

- Experience with code-generation AI models (Codex, GPT-4o coding abilities)  

- Microservices and secure system design  

- Knowledge of AI for workflow automation and productivity tools  

Join us to work on cutting-edge AI technology that builds the future of autonomous software.

Role- Sr Software Developer (Fullstack)

Location- Gurgaon/ Bangalore

Mode- Hybrid

Job Description: Sr Software Developer (Golang expertise) – 5+ years 

Role Summary:-

We are seeking an experienced Senior Engineer with strong expertise in Golang and cloud-based web applications. The ideal candidate will work across multiple backend services, contribute to architectural decisions, ensure quality through best practices, and collaborate effectively with cross-functional teams. 

Key Responsibilities:- 

• Design, develop, and maintain backend services using Golang. 

• Work across multiple Golang applications and microservices. 

• Have good understanding of internal enterprise services such as SSO, authorization, and user management. 

• Collaborate with cloud engineering teams to build and manage applications on AWS or Azure. 

• Follow and enforce backend development best practices including CI/CD, coding guidelines, and code reviews. 

• Use tools like SonarQube for static and dynamic code analysis. 

• Write high‑quality unit tests and maintain test coverage. 

• Document system designs, APIs, and technical workflows. 

• Mentor junior team members and contribute to overall team maturity.

Required Skills:-

• Strong, hands‑on experience with Golang across multiple real‑world projects.

• Good experience with dell cloud 

• Good understanding of cloud services (AWS or Azure) for web application development. 

• Knowledge of SSO, authorization services, and internal service integrations. 

• Excellent communication and collaboration skills. 

• Experience with CI/CD pipelines, coding standards, and automated testing. 

• Familiarity with code quality tools such as SonarQube. 

• Strong documentation skills. 

Good-to-Have Skills:-

• Knowledge of Python or JavaScript. 

• Understanding of frontend technologies (react.js). 

• Experience mentoring or guiding team members.

Note- We are looking out immediate joiners.

Must Have

1. Angular 13+

2. Understanding of Cloud architecture

3. Node.js + Expressjs +MongoDB (Localization Project)

Management skills required

1. Drive scrum meetings (Daily sync-up, Weekly planning meetings, Monthly meetings)

2. JIRA Understanding, including JIRA Reports, Releases

3. Code Review

4. Document preparation for any new feature/requirements using confluence

5. Track team timesheet reports

6. Communication with External team members  

• Must have knowledge of at least two PHP frameworks out of Laravel, Cakephp, CodeIgniter and YII.
• Must have basic knowledge of HTML, CSS, JavaScript and jQuery.
• Knowledge of CMS architectures like Wordpress, Joomla, Drupal etc. will be an added advantage.
• Knowledge of eCommerce frameworks like WooCommerce, Magento, OpenCart etc will be an added advantage.
• Good knowledge of Object-Oriented Concepts & a strong passion for Software Development.
• Strong Interaction and Design Sense
• Familiarity with LAMP stack (Apache, MySQL and phpMyAdmin)
• Comfortable with SQL and/or Script Programming.
• Experience in Designing & Developing Database in MySQL is a MUST.

• 12 to 16 years of experience in enterprise level software architecture, design, development (architecture, design patterns, reliability and scaling) of new and current systems
• Experienced in Full Stack product development
• Bachelor’s Degree in computer science or a related field
• Computer Science fundamentals in data structures, algorithm design and problem solving.
• Extensive knowledge and deep understanding of Java and related technologies
• Experience with modern software development methodologies: Agile/Kanban, CI/CD, DevOps, etc.
• Proficiency in Full Stack product development
• Proficiency with Java is essential.
• Proficiency with React, TypeScript, JavaScript, HTML CSS is essential
• Proficient with REST APIs
• Proficient with product development experience on both front end and back end
• Experience with AWS and/or other public cloud technologies.
• Database Experience (query optimization, index generation, caching) or NoSQL DBs a plus

Preferred Qualifications: