Backend Engineer - SDE2

Wissen Technology is now hiring for Java Developer with hands on experience in Core Java, multithreading, algorithms, and data structure.

We are solving complex technical problems in the financial 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 highly motivated and expert team which has made a mark as a high-end technical consulting.

Required Skills:

Experience - 3+.

Experience in Core Java 5.0 and above, CXF, Spring.

Extensive experience in developing enterprise-scale n-tier applications for financial domain. 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, preferably Sybase database.

Good knowledge of multi-threading and high-volume server-side development.

Experience in sales and trading platforms in investment banking/capital markets.

Basic working knowledge of Unix/Linux.

Excellent problem solving and coding skills in Java.

Strong interpersonal, communication and analytical skills.

Should have the ability to express their design ideas and thoughts.

About the Role:

We’re looking for a Python Developer to build, optimize, and scale applications that power our trading systems. You’ll work on automation, server clusters, and high-performance infrastructure in a fast-paced, tech-driven environment.

What you’ll do:

• Build and test applications end-to-end.
• Automate workflows with scripts.
• Optimize system performance and reliability.
• Manage code versions and collaborate with peers.
• Work with clusters of 100+ servers.

What we’re looking for:

• Strong Python fundamentals (OOP, data structures, algorithms).
• Experience with Linux commands, Bash scripting.
• Basics of Numpy, Matplotlib, and PostgreSQL.
• Hands-on with automation and scripting tools.
• Problem solver with a focus on scalability & optimization.

Why Dolat?

• Work at the intersection of finance & tech.
• Opportunity to solve complex engineering problems.
• Learn and grow with a team of smart, collaborative engineers.

• Java
• Spring Boot
• Database (Preferably Mysql)
• Multithreading
• Low Level design (Any Module)
• Github
• Leetcode
• data structure

• Understand the requirement and convert that into API design.
• Write the code independently 
• Unit testing and bug fixing
• Write code with standards and conventions and follow best practices.
• Know how to engineer a full-fledged system and not just write code to make things work.
• Knowledge of agile methodologies, scrum.
• Should be able to guide juniors.
• Communication with clients for requirement understanding.
• Code Merging and deployment

• REST APIs in Spring Boot and Spring Framework
• MySQL Database, complex SQL queries (like joining multiple tables)
• Spring Security, JWT Tokens
• Third party Integration
• Unix basic commands
• Apache Tomcat, Deployment of War in Unix environment.
• Jira or any other Issue/Task tracking systems.

The database market is massive (the IDC estimates it to be $119B+ by 2025!) and MongoDB is at the head of its disruption. The MongoDB community is transforming industries and empowering developers to build amazing apps that people use every day. We are the leading modern data platform and the first database provider to IPO in over 20 years. Join our team and be at the forefront of innovation and creativity.

MongoDB is expanding our global team of consulting engineers to further our ongoing plans for worldwide growth!

MongoDB Professional Services works with customers of all shapes and sizes in all verticals, from tier-1 banks to small web startups, on a variety of interesting use cases from e-commerce platforms to trading systems to social media applications. Solve interesting problems, gain incredible cross-stack experience, work with the best and brightest people in the business, network with industry leaders, and see new places - all in a day’s work!

MongoDB consulting exists to support the development of our customers’ vision, accelerate customers’ time to value, and drive a multitude of customer adoption scenarios - from building new solutions to modernising legacy applications or migrating to the cloud. Our consulting solutions ensure that organisations get the best out of MongoDB.

Be one of the recognised experts in this rapidly growing field in a high-growth software company successfully challenging the status quo of the database industry. You will have abundant opportunities to meaningfully impact the growth of our business in your region.

We’re looking for a highly technical individual, with strong problem-solving and communication skills, and is comfortable working closely with customers. 

Work Location

This role will be based remotely in Hyderabad / Bangalore and requires a frequent travel for short trips to customer site during the working week once the restriction are lifted. 

• Excellent analytical, diagnostic skills, and problem-solving skills
• High motivation for a role that combines deep technical and customer-management dimensions
• Confidence speaking and presenting in a collaborative customer setting
• 5+ years of software development/consulting/support experience, preferably in a number of distinct industries/verticals
• Familiarity with enterprise-scale software architectures, application development methodologies, and software deployment and operations
• Competence in at least one of the following languages (in no particular order): Java, C#, Python, Node.js (JavaScript), Ruby, Go.
• Experience with databases such as MongoDB, Oracle, MS SQL Server, PostgreSQL
• Familiarity with Linux diagnostics and tuning; Windows tuning knowledge is a plus
• Should have the strong capability with, minimally, both English and any local language - as necessary

As a core member of the MongoDB Professional Services team, you will

• Contribute to customer implementations at any or all phases of the application lifecycle: portfolio assessment, application planning, and design, deployment architectures, development and build, integration and release configuration, system testing, production operations, application optimisation, and best practices adoption
• Deliver customer classroom-based training to architect, developer, and operations roles
• Work as part of a wider delivery team comprising fellow consulting engineers, project managers, and account teams
• Cultivate your individual MongoDB reputation as a trusted advisor to guide MongoDB and our customers into the future
• Partner with Product and Engineering teams to influence the direction of the MongoDB product roadmap

As a Senior Consulting Engineer, you will be successful in this role when you can execute the following

• Become a field expert in “everything MongoDB”
• Communicate complex technical proposals simply and convincingly to a wide range of audiences
• Gain reputation as a trusted advisor with your clients, large and small
• Ensure your client’s success with their MongoDB endeavours
• Maintain required level of billable utilisation
• Influence MongoDB product development by contributing experience from the field
• Successfully communicate the product roadmap to external clients
• Constantly work on improving yourself, our products and our team

Life at MongoDB

 Our India office culture

• 300+ people, with teams in Sales, Engineering, HR, Finance, IT & Marketing
• Regular group outings and opportunities to get to know your colleagues
• Employee affinity groups

 Our Benefits

• Competitive salary and equity
• Comprehensive Health cover, dental cover, travel insurance & Life Insurance.
• 26 weeks Maternity & 20 Paternity leave to spend time with new arrivals

To drive the personal growth and business impact of our employees, we’re committed to developing a supportive and enriching culture for everyone. From employee affinity groups, to fertility assistance and a generous parental leave policy, we value our employees’ wellbeing and want to support them along every step of their professional and personal journeys.https://www.mongodb.com/blog/channel/culture"> Learn more about what it’s like to work at MongoDB, and help us make an impact on the world!

MongoDB is committed to providing any necessary accommodations for individuals with disabilities within our application and interview process. To request an accommodation due to a disability, please inform your recruiter.

MongoDB is an equal opportunities employer.

• Very Strong knowledge and programming skills on C,C++
• Should have knowledge and experience of developing ANSI C based applications
• Capability to implement core technical functionality as per functional requirements of the solution
• Strong knowledge of data structures, concurrency control, objected oriented design and development (OOA& OOD)
• Working experience with Linux
• Adherence to source control and versioning – SVN is a plus