Fullstack Developer

Java AWS engineer with experience in building AWS services like Lambda, Batch, SQS, S3, DynamoDB etc. using AWS Java SDK and Cloud formation templates.

• Java AWS engineer with experience in building AWS services like Lambda, Batch, SQS, S3, DynamoDB etc. using AWS Java SDK and Cloud formation templates.
• 4 to 8 years of experience in design, development and triaging for large, complex systems. Experience in Java and object-oriented design skills
• 3-4+ years of microservices development
• 2+ years working in Spring Boot
• Experienced using API dev tools like IntelliJ/Eclipse, Postman, Git, Cucumber
• Hands on experience in building microservices based application using Spring Boot and REST, JSON
• DevOps understanding – containers, cloud, automation, security, configuration management, CI/CD
• Experience using CICD processes for application software integration and deployment using Maven, Git, Jenkins.
• Experience dealing with NoSQL databases like Cassandra
• Experience building scalable and resilient applications in private or public cloud environments and cloud technologies
• Experience in Utilizing tools such as Maven, Docker, Kubernetes, ELK, Jenkins
• Agile Software Development (typically Scrum, Kanban, Safe)
• Experience with API gateway and API security.

Company: Ethara AI

Location: Gurgaon (Work From Office)

Employment Type: Full-Time

Experience Required: 2–4 Years

Open Roles: Software Engineers (Python Fullstack)

About Us

Ethara AI is a leading AI and data services company in India, specializing in building high-quality, domain-specific datasets for Large Language Model (LLM) fine-tuning. Our work bridges the gap between academic learning and real world AI applications, and we are committed to nurturing the next generation of AI professionals.

Role Overview:-

We are looking for experienced Python Fullstack Software Engineers who can contribute to post training AI development workflows with strong proficiency in coding tasks and evaluation logic. This role involves working on high-impact AI infrastructure projects, including but not limited to:

 Code generation, validation, and transformation across Python, Java, JavaScript, and modern frameworks;

 Evaluation and improvement of model-generated code responses;

 Designing and verifying web application features, APIs, and test cases used in AI model alignment;

 Interpreting and executing task specifications to meet rigorous quality benchmarks;

 Collaborating with internal teams to meet daily throughput and quality targets within a structured environment.

Key Responsibilities:-

 Work on fullstack engineering tasks aligned with LLM post-training workflows;

 Analyze model-generated outputs for correctness, coherence, and adherence to task requirements;

 Write, review, and verify application logic and coding prompts across supported languages and frameworks;

 Maintain consistency, quality, and efficiency in code-focused deliverables;

 Engage with leads and PMs to meet productivity benchmarks (8–9 working hours daily);

 Stay updated with AI development standards and contribute to refining internal engineering processes.

Technical Skills Required:-

 Strong proficiency in Python and nice to have: Java, Node.js;

 Strong experience in frontend technologies: React.js, HTML/CSS, TypeScript;

 Familiarity with REST APIs, testing frameworks, and Git-based workflows;

 Ability to analyze, debug, and rewrite logic for correctness and clarity;

 Good understanding of model response evaluation and instruction-based coding logic

Qualifications:-

 Bachelor’s or Master’s degree in Computer Science, Engineering, or related field;

 2–4 years of experience in a software development role (Fullstack preferred);

 Prior exposure to AI/LLM environments or code-based evaluation tasks is a plus;

 Excellent written communication and logical reasoning abilities;

 Comfortable working from office in Gurgaon and committing to 8–9 hours of productive work daily

Why Join Us

 Be part of a high-growth team at the forefront of LLM post-training development;

 Work on real-world AI engineering problems with production-grade impact;

 Competitive compensation with performance-driven growth opportunities;

 Structured workflow, collaborative culture, and technically challenging projects

About NxtWave:

NxtWave is one of India’s fastest-growing edtech startups, transforming the way students learn and build careers in tech. With a strong community of learners across the country, we’re building cutting-edge products that make industry-ready skills accessible and effective at scale.

What will you do:

• Build and ship full-stack features end-to-end (frontend, backend, data).
• Own your code – from design to deployment with CI/CD pipelines.
• Make key architectural decisions and implement scalable systems.
• Lead code reviews, enforce clean code practices, and mentor SDE-1s.
• Optimize performance across frontend (Lighthouse) and backend (tracing, metrics)
• Ensure secure, accessible, and SEO-friendly applications.
• Collaborate with Product, Design, and Ops to deliver fast and effectively.
• Work in a fast-paced, high-impact environment with rapid release cycles.

What we are expecting:

• 3–5 years of experience building production-grade full-stack applications.
• Proficiency in React (or Angular/Vue), TypeScript, Node.js / NestJS / Django / Spring Boot.
• Strong understanding of REST/GraphQL APIs, relational & NoSQL databases.
• Experience with Docker, AWS (Lambda, EC2, S3, API Gateway), Redis, Elasticsearch.
• Solid testing experience – unit, integration, and E2E (Jest, Cypress, Playwright).
• Strong problem-solving, communication, and team collaboration skills.
• Passion for learning, ownership, and building great software.

Location: Hyderabad (In-office)

Apply here:- https://forms.gle/QeoNC8LmWY6pwckX9

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.

About the role:

We're looking for a seasoned backend specialist skilled in Adobe Experience Manager (AEM) and robust Java development. The role encompasses crafting and maintaining AEM templates, components, and integrations while upholding clean coding practices.

Responsibilities:

AEM Development & Maintenance:

• Develop and maintain AEM templates, components, and workflows.
• Collaborate with front-end teams to ensure seamless integration of web components into AEM.
• Implement and manage content structures within the AEM platform, including content types, taxonomies, and metadata.

Java Development:

• Write clean, scalable, and maintainable Java code to enhance the backend capabilities of AEM.
• Optimize performance of AEM instances, leveraging Java best practices and tools.
• Work with other Java-based tools and frameworks that integrate with the AEM ecosystem.

System Integration:

• Integrate AEM with other enterprise systems, databases, and third-party services using APIs, web services, or other methods.
• Ensure data consistency and reliability across integrations.
• Ensure backend solutions adhere to clean coding practices.
• Conduct and participate in regular code reviews to maintain code quality.
• Stay updated on the latest AEM patches and updates, and ensure timely application for security and performance.

Performance & Scalability:

• Monitor AEM backend performance and optimize as necessary to ensure smooth operation.
• Work with infrastructure teams on scaling solutions, ensuring the AEM platform can handle growth in traffic and content.
• 8 years’ experience in development, with atleast 4+ years in AEM
• Strong expertise in Java with a focus on backend development.
• Proven experience working with Adobe Experience Manager (AEM) and understanding of its architecture and components.
• Proficiency in developing and managing OSGi components and services, with an understanding of OSGi configurations, lifecycle, and modularity aspects.
• Deep knowledge of JCR standards, including experience with node structures, versioning, and query languages like XPath or SQL2.
• Experience with AEM built in and exgternal search engine
• Knowledge of clean coding practices and principles with a track record of applying them in past roles.
• Familiarity with RESTful services, and integration patterns with AEM.
• Strong understanding of version control systems, preferably Git.
• Knowledge of continuous integration and continuous deployment (CI/CD) pipelines and tools.
• Comfortable with server configurations, caching strategies, and optimizing AEM dispatcher setups.
• Knowledge of CDN.
• Maintain code quality through regular code reviews, unit testing, and following established best practices.
• Stay updated with the latest industry trends and incorporate them into projects as deemed fit.
• Good communication including written, diagrammatic, and oral to unwind complexities in solutions to technical and non-technical personnel.
• Strong analytical, critical thinking, and problem-solving skills.
• Keep up with the latest trends, be a disruptive thinker and have experience of driving cultural change in organizations.
• Passionate innovator.
• Self-motivated and capable of leading initiatives with little or no supervision.
• Flexible to meet changing requirements and priorities.
• Good inter-personal skills combined with willingness to listen and learn.
• Able to react positively under pressure to deliver solutions in a timely manner.
• Enjoy results-oriented and thought-provoking work with a strong desire to progress career.
• Able to work in a global, multi-cultural environment.
• Able to express compassion and have engineering empathy.
• Willing to travel as required by role, when needed.

Academic requirements

• Bachelor's Degree in Management Information Systems, Computer Science, or related computer engineering degree is preferred but relevant work experience and proven background is foremost.

We are looking for an experienced Senior Software Engineer who will develop designing and develop new software solutions; as well as support existing product updates and enhancements. Our Senior Software Engineer will join a growing team of developers responsible for building new and supporting existing products.

The ideal candidate will have the ability to prioritize well, communicate clearly, have a consistent track record of delivery and have excellent software engineering skills. Creative engineering is balanced with high quality and a customer focus. Must be able to work across multiple facets of the project and juggle multiple responsibilities at the same time. Strong analytic capability and the ability to create innovative solutions. We are looking for a highly motivated individual who is looking to grow their career in a fast-paced environment.

• Understand complex application design and program activities in the latest techniques and technologies: PHP, MySQL, Laravel, Rest APIs, Javascript, React, CSS, HTML and AWS Infrastructure
• Implement high-quality code in an agile, test-driven development environment
• Create high-performance APIs, libraries and microservices that scale to meet/exceed client expectations
• Participate in design and code reviews 
• Perform performance and scalability analysis as needed
• Find creative and elegant solutions to complex problems
• Research, evaluate and adopt next-generation technologies 
• Build automated unit and integration tests as needed 
• Work closely with our Designers, Engineers, Product Owners and Application Engineers and build automated solutions
• Determine operational feasibility by evaluating analysis, problem definition, requirements, solution development and proposed solutions
• Develop software solutions by studying information needs; conferring with users; studying systems flow, data usage and work processes; investigating problem areas; following the software development lifecycle
• Prepare and install solutions by determining and designing system specifications, standards and programming
• Accomplish engineering and organization mission by completing related results as needed
• Protect operations by keeping information confidential

• Mentor junior and mid-level engineers
• Make informed decisions quickly and take ownership of services and applications at scale
• Understand business needs and know how to create the tools to manage them
• Grow engineering teams by interviewing, recruiting and hiring

• 5+ years of experience with PHP, MySQL, Rest APIs, 
• 3+ years of experience with Javascript, React, CSS, and HTML
• Experience with AWS Infrastructure a plus 
• Experience with Github and tools like Bugsnag and Crashlytics 
• Experience working in an agile environment that follows Scrum or other agile methodologies 
• Experience developing software for Enterprise clients is preferred 
• Experience working with project management tools such as Asana or Trello is a plus
• Excellent time management skills, with the ability to work under deadlines in a fast-paced environment
• Attention to detail and commitment to high-quality/error free deliverables
• Great communication and problem-solving skills
• Detail-oriented and a critical thinker 
• Collaborate with team to brainstorm and create new products
• Stay on the leading edge of development practices
• A team player and leader but can work independently

About you

• Bachelor’s or Master’s in Computer Science or Computer Engineering  
• 6+ years of software development experience 
• Experience in SaaS (Software as a Service) model building scalable platforms utilizing micro services/distributed systems architecture using: restful APIs by internal and external partners 
• Understanding of data structures and algorithms
• Demonstrated experience with multi-tier applications
• Additional experience in customer-facing sustaining, support work and customer communication 

Our Culture

We help companies manage their biggest asset, their people. We are disrupting the corporate wellness market to help companies large and small to support employee and workplace wellbeing. If you’re ready to join our growing team and have the opportunity to be a part of a company that is focused on Woliba (Work-Life-Balance) then we’d love to hear from you. 

Role - Technology Lead

Role Overview 

As a Tech lead, you will take an active role in the definition and evolution of standard practices and  procedures, working closely with the co-founders in building a team. You will be responsible for  defining and developing software for tasks associated with the developing, designing and  debugging of the software applications. The technology lead will be a part of the core leadership  team and will be involved in all crucial decisions. So apart from strong technical skills, leadership is  something we are looking for.  

Responsibilities  

▪ Work Experience between 3 to 5 years in large scale applications with desire to work in fast  paced startups  

▪ Must have led a team of 3 to 10 engineers. Excellent business understanding and  prioritization skills. Fully hands on with coding and up to date with technology trends. 
▪ Focus on code maintainability and performance of application and a demonstrated product  development ability.  

▪ Must be excellent with hiring and should have built a team from scratch or small size 
▪ Provide technical advice and assists in solving programming problems  

▪ Continuously create new and interactive features that would help to improve user  experience and user engagement.  

▪ Assist with troubleshooting of issues as needed 

Tech Stack -

Node Js, Nativescript, Angular, React, React Native, MongoDB, AWS.