SQL DBA - Trainee analyst/engineer

Experience: 3 to 5

Location: Bangalore

Wissen Technology is now hiring for a Senior 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. - 3 to 5 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 Us:

At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide.

Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality. 

We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more. 

Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients the flexibility to adapt to their evolving business needs. Whether it’s AI/ML for unstructured data processing, cloud enablement, or data engineering, Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our proprietary Interview Ninja platform ensures we hire the best, building high-performing teams that deliver unmatched results. 

Today, Wissen Technology has a global footprint with 2200+ employees across offices in the US, UK, UAE, India, and Australia. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.

Website : www.wissen.com 

Profile: Senior PHP Developer

Experience- 10+Years

Mode: Remote

Required Skills:

• PHP (10+ years) & Symfony framework (5+ years)
• Team leadership experience (3+ years)
• OOP, design patterns, RESTful APIs
• Database optimization (MySQL/PostgreSQL)
• Git, CI/CD, testing frameworks
• Excellent communication skills

Responsibilities:

• Lead PHP/Symfony development
• Mentor team members
• Ensure code quality through reviews
• Collaborate with stakeholders
• Manage sprint cycles
• Optimize application performance

Context for the Candidates:

Blockchain engineers are tasked with building secure, scalable, and high-performance decentralized applications. This discussion focuses on how to utilize key technologies—Node.js, Rust, Go, TypeScript, Ethers.js, viem, and Hardhat—in smart contract and blockchain system development, while addressing the practical challenges that arise in such projects.

Key Discussion Points:

• How do you integrate Node.js, Rust, Go, and TypeScript in blockchain-backed applications?

• Discuss the trade-offs between using Rust or Go for performance-critical blockchain services.

• What are the key challenges in ensuring the security and scalability of smart contracts using tools like Ethers.js, viem, and Hardhat?

• How do you approach testing, debugging, and deploying smart contracts in a decentralized environment?

• Share best practices for gas optimization, contract upgradability, and backend scalability.

Evaluation Criteria:

1. Technical Knowledge:

• Strong knowledge of Node.js, Rust, Go, and TypeScript with practical experience in blockchain development.

• Proficiency in Ethers.js, viem, Hardhat, and smart contract lifecycle (development, testing, deployment).

• Understanding of security best practices, performance optimizations, and scalability in decentralized systems.

2. Problem-Solving and Integration Skills:

• How candidates approach integrating smart contract solutions with backend services using Node.js, Rust, Go, and TypeScript.

• Solutions proposed for common challenges in blockchain projects such as gas fees, security vulnerabilities, and system bottlenecks.

3. Experience and Expertise:

• Minimum of 2 years of IT experience, including hands-on development with the specified technologies.

• Practical knowledge of blockchain architecture, consensus mechanisms, and decentralized application deployment.

4. Innovation and Critical Thinking:

• Candidates’ ability to think creatively about system architecture, proposing scalable and secure solutions for blockchain-based applications.

• Discussion on the future potential of blockchain technology and how the tech stack can evolve.

5. Communication and Team Collaboration:

• Clear articulation of technical challenges and how to address them in a team setting.

• Ability to lead or contribute to discussions in a way that encourages collaboration and team-driven problem-solving.

We are seeking a highly skilled and experienced Senior Python Developer to join our team. As a Senior Python Developer, you will be responsible for developing and maintaining high-quality code for our software projects. You should have strong expertise in Python programming and extensive experience with microservices architecture. Your role will involve collaborating with cross-functional teams, implementing best practices, and ensuring the delivery of robust and scalable solutions.

Responsibilities:

• Develop, test, and maintain high-quality Python code for our software projects.
• Design and implement microservices architecture for scalable and efficient applications.
• Collaborate with cross-functional teams, including product managers, designers, and other developers, to understand requirements and deliver optimal solutions.
• Participate in code reviews to ensure adherence to coding standards and best practices.
• Identify and resolve technical challenges and performance issues.
• Optimize existing code and improve system performance.
• Contribute to architectural discussions and propose innovative solutions.
• Stay up-to-date with the latest trends and technologies in Python development and microservices.

Requirements:

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 2+ years of professional experience as a Python developer, with a focus on building robust and scalable applications.
• Strong understanding of microservices architecture and experience working with related technologies (e.g., Docker, AWS, service discovery,Jenkins).
• Solid knowledge of Python frameworks (e.g. Django) and libraries commonly used in microservices development.
• Experience in developing RESTful APIs and working with third-party API integrations.
• Proficiency in database systems, such as MySQL or MongoDB.
• Familiarity with code versioning tools (e.g., Git) and CI/CD pipelines.
• Strong problem-solving skills and ability to handle complex technical challenges.
• Ability to write clean, maintainable, and testable code following best practices.
• Excellent communication and collaboration skills, with the ability to work effectively in a team environment.

Preferred Qualifications:

• Experience with cloud platforms (e.g., AWS).
• Knowledge of message queue systems (e.g., RabbitMQ, Kafka, SQS).
• Familiarity with tools (e.g., Airflow, ELK).
• Previous experience in mentoring and providing technical guidance to junior developers.
• Contributions to open-source projects or active participation in developer communities.

We are looking for Backend Developer to join our team. Fieldproxy is the first of its kind product in the space - and we are looking for out of the box thinkers with original thought process and lateral thinking. The code you ship will be used by thousands of users every day helping them get their work done. You will join a young, dynamic and fast-paced environment, work with cross-functional teams to design, build, and roll out products that deliver the company's vision and strategy.

Responsibilities :

- Backend development with Node.js, MongoDb and Typescript.

- Developing and testing flexible, scalable applications.

- Collaborate with Front end developers to produce optimum output.

- Think out of the box, discuss and implement your own ideas over the phase.

Required skills :

- Strong knowledge in creating RESTFUL APIs(web service)

- Proficient understanding of code versioning tools: Git.

- Good knowledge of Docker & Shell scripting

- Basic knowledge in web fundamentals: HTML, CSS

- Experience in DevOps is an added advantage.

Responsibilities:

• Designing and implementing Java-based applications.
• Analyzing user requirements to inform application design.
• Defining application objectives and functionality.
• Aligning application design with business goals.
• Developing and testing software.
• Debugging and resolving technical problems that arise.
• Producing detailed design documentation.
• Recommending changes to existing Java infrastructure.
• Developing multimedia applications.
• Developing documentation to assist users.
• Ensuring continuous professional self-development.

Requirements:

• Good knowledge in Java integration, Spring and oauth/Rest Integration

1. 1.5+ Years of experience in .net, asp.net and C#, WCF/API and REST services.
2. Hands on experience with CSS, Javascript and JQuery.
3. Strong knowledge in OOPS concepts.
4. Knowledge of T SQL with Sql server 2008 R2/2012 including Stored Procedures, Triggers & User Defined Functions.
5. Good to have CSS3 and HTML5 knowledge.
6. Good communication Skills are required.