Java Backend Developer

Backend - Software Development Engineer II

Experience - 4+ yrs 

About Wekan Enterprise Solutions

Wekan Enterprise Solutions is a leading Technology Consulting company and a strategic investment partner of MongoDB. We help companies drive innovation in the cloud by adopting modern technology solutions that help them achieve their performance and availability requirements. With strong capabilities around Mobile, IOT and Cloud environments, we have an extensive track record helping Fortune 500 companies modernize their most critical legacy and on-premise applications, migrating them to the cloud and leveraging the most cutting-edge technologies.

Job Description

We are looking for passionate software engineers eager to be a part of our growth journey. The right candidate needs to be interested in working in high-paced and challenging environments. Interested in constantly upskilling, learning new technologies and expanding their domain knowledge to new industries. This candidate needs to be a team player and should be looking to help build a culture of excellence. Do you have what it takes?

You will be working on complex data migrations, modernizing legacy applications and building new applications on the cloud for large enterprise and/or growth stage startups. You will have the opportunity to contribute directly into mission critical projects directly interacting with business stakeholders, customer’s technical teams and MongoDB solutions Architects.

Location - Bangalore

Basic qualifications:

• Good problem solving skills
• Deep understanding of software development life cycle
• Excellent verbal and written communication skills
• Strong focus on quality of work delivered
• Relevant experience of 4+ years building high-performance backend applications with, at least 2 or more projects implemented using the required technologies

Required Technical Skills:

• Extensive hands-on experience building high-performance web back-ends using Node.Js. Having 3+ hands-on experience in Node.JS and Javascript/Typescript and minimum
• Hands-on project experience with Nest.Js
• Strong experience with Express.Js framework
• Hands-on experience in data modeling and schema design in MongoDB 
• Experience integrating with any 3rd party services such as cloud SDKs, payments, push notifications, authentication etc…
• Exposure into unit testing with frameworks such as Mocha, Chai, Jest or others
• Strong experience writing and maintaining clear documentation

Good to have skills:

• Experience working with common services in any of the major cloud providers - AWS or GCP or Azure
• Experience with microservice architecture
• Experience working with other Relational and NoSQL Databases
• Experience with technologies such as Kafka and Redis
• Technical certifications in AWS / Azure / GCP / MongoDB or other relevant technologies

Toast is driven by building the restaurant platform that helps restaurants adapt, take control, and get back to what they do best: building the businesses they love.

As a Principal Engineer / Architect you will be responsible for creating a technical strategy and coordinating the designs for meeting the needs of Toast’s largest restaurant brands. You will partner with Product Managers to develop the technology roadmap that enables enterprise customers to leverage the power of Toast. You will also work closely with technical leaders and implementation teams across the organization to deliver robust, scalable solutions with integrations to customers’ external systems.

As the engineering leader on the Pricing & Funds Management team, you will be responsible for evolving our Funds Management platform (processing >$150B in annual GPV) to meet Toast’s growing needs across the world by both delivering best-in-class customer facing Fintech products and foundational capabilities that enable partner teams to accelerate their products time-to-market & scale.

If you’re a technical leader or a solutions architect, experienced with enterprise SaaS, passionate about customer value, and a great collaborator, read on! 

About this roll*:

• Design mission critical platform components at scale to ensure Toast’s Funds Management platform accurately distributes funds to beneficial party in a timely manner
• Develop an expert understanding of Toast’s payments processing platform & adjacent products to enable funds flows across Toast’s financial product suite in a seamless manner
• Document solution design, write & review code, test and rollout solutions to production, capturing & actioning customer feedback to iteratively enhance customer experience
• Collaborate with peers to optimise for solution design performance, flexibility and scalable, including enablement of multi-product & engineering teams on a common framework & platform
• Partner with UX, Product Management, QA and adjacent engineering teams to build best-in-class solutions in a complex and fast-moving environment
• Champion best practices such as quality integration and unit testing

Do you have the right ingredients*?

• Strong technologist with 12+ years experience defining and implementing high scale SaaS solutions. Experience with a broad set of technologies that includes those used at Toast - tiered web applications, microservices, API design patterns, Java, Kotlin and data analytics
• Experience with integration design patterns across high-scale Fintech platforms
• Strong interpersonal skills and a proven track record of building partnerships across engineering, product, customer success, and other stakeholders.
• Experience shipping iterative value using agile or lean software delivery methods. 
• Experience of tackling complex and ambiguous problems, communicate clearly with others to solve the problem, and share knowledge to help the whole team succeed 
• Experience building payments & Fintech products, with at least 10+ years in the payments industry

Our Tech Stack

Toast’s products run on a stack that ranges from guest and restaurant-facing Android tablets to backend services in Java to internal, guest-facing and restaurant-facing web apps. Our backend services follow a microservice architecture written using Java 8 and DropWizard; we use AWS extensively, ranging from S3 to RDS to Lambda. We have our own platform for dealing with user management, service elevations and robust load balancing. Toast stores data in a set of sharded Postgres databases and utilizes Apache Spark for large scale data workloads including query and batch processing. The front-end is built primarily using React and ES6. The main Toast POS application is an Android application written in Java and Kotlin. For data between tablets and our cloud platform we operate RabbitMQ clusters as well as direct tablet communication to the back end.

Diversity, Equity, and Inclusion is Baked into our Recipe for Success

At Toast, our employees are our secret ingredient—when they thrive, we thrive. The restaurant industry is one of the most diverse, and we embrace that diversity with authenticity, inclusivity, respect, and humility. By embedding these principles into our culture and design, we create equitable opportunities for all and raise the bar in delivering exceptional experiences.

We Thrive Together

We embrace a hybrid work model that fosters in-person collaboration while valuing individual needs. Our goal is to build a strong culture of connection as we work together to empower the restaurant community.

Role: Java Developer

Experience: 7+ years 

Work Location: Chennai 

Notice Period: Immediate Joiner 

About Us

Fleet Studio, Inc. has worked with leading global consumer brands, startups, and agencies on cutting-edge technology products and solutions in mobile and web applications for a global audience for over 16 years. Our clear understanding of both design and technology combined with our emphasis on culture and consumer behaviors enhances communication and the final product. The products and solutions that we build are widely used by millions of users including companies of all sizes, from SMB to the enterprise as well as direct consumers. 

Java Developer – Senior Level

We are seeking a highly skilled and experienced Java Developer with a proven track record in delivering high-quality applications. If you're passionate about building modern, scalable, and robust software solutions, we want to hear from you!

Required Qualifications

• 7+ years of software development experience with a focus on delivering robust and efficient solutions.
• Strong proficiency in Java and its latest versions and expertise in developing Java-based applications.
• Hands-on experience with relational databases and proficiency in writing complex SQL queries.
• Familiarity with Enterprise Java (J2EE / JavaEE / Spring) application architectures.
• Demonstrated history of delivering modern, high-cadence applications using:
• Agile methodologies and test-driven development (TDD).
• CI/CD pipelines for streamlined deployment and updates.
• Git version control for collaborative development.

Preferred Skills

• Knowledge of microservices architectures and Domain-Driven Design (DDD).
• Working knowledge of Python and JavaScript/Node.js.
• Experience with Object-Relational Mappers (ORMs) such as Hibernate or JPA.
• Strong Problem Solving skills

Bonus Skills

(If you don't possess these, we provide rapid onboarding to bring you up to speed!)

• Exposure to emerging Generative AI technologies and tools like OpenAI APIs and GPT large language models (LLMs).
• Practical experience with MongoDB or other NoSQL, MySQL databases.

Why Join Us?

We are at the forefront of innovation, blending cutting-edge technology with a dynamic and collaborative work environment. Joining our team means you'll have opportunities to work on exciting projects, grow your expertise, and make a significant impact.

Technical skills required:

Skills: Java 8 and above, Rest Web services, MySQL.

Strong background in Core Java and good knowledge of collection Framework.

Proficient in developing high-performance, less memory-intensive micro-services applications using the Java framework.

Should have deep knowledge of Micro-service development.

Primary Responsibilities

• Design, architect and develop advanced software solutions in a cross functional Agile team supporting multiple projects and initiatives
• Collaborate with product owners and/or the business on requirements definition, development of functional specifications, and design
• Collaborate on or lead development of technical design and specifications as required
• Code, test and document new applications as well as changes to existing system functionality and ensure successful completion
• Take on leadership roles as needed

Skills & Requirements

• Bachelor’s Degree required, preferably in Computer Science or related field
• 3+ years of software development experience using GoLang/Java programming language
• Experience with cloud technologies (AWS/Azure/GCP/Pivotal Cloud Foundry/any private cloud) and containerization is required
• AWS - experience in extensive use of AWS offerings like Redis, Kafka etc.
• Experience with a micro-services architecture is a plus
• Excellent communication, collaboration, reporting, analytical and problem-solving skills
• Experience with PostgreSQL or other Relational Databases
• Test-driven development mindset and a focus on quality, scalability, and performance
• Strong programming fundamentals and ability to produce high quality code
• Solid understanding of Agile (SCRUM) Development Process required

As a Software Development Engineer at Amazon, you have industry-leading technical abilities and demonstrate breadth and depth of knowledge. You build software to deliver business impact, making smart technology choices. You work in a team and drive things forward.

Top Skills

• You write high quality, maintainable, and robust code, often in Java or C++/C/Python/ROR/C#
• You recognize and adopt best practices in software engineering: design, testing, version control, documentation, build, deployment, and operations.
• You have experience building scalable software systems that are high-performance, highly-available, highly transactional, low latency and massively distributed.

Roles & Responsibilities

• You solve problems at their root, stepping back to understand the broader context.
• You develop pragmatic solutions and build flexible systems that balance engineering complexity and timely delivery, creating business impact.
• You understand a broad range of data structures and algorithms and apply them to deliver high-performing applications.
• You recognize and use design patterns to solve business problems.
• You understand how operating systems work, perform and scale.
• You continually align your work with Amazon’s business objectives and seek to deliver business value.
• You collaborate to ensure that decisions are based on the merit of the proposal, not the proposer.
• You proactively support knowledge-sharing and build good working relationships within the team and with others in Amazon.
• You communicate clearly with your team and with other groups and listen effectively.

Skills & Experience

• Bachelors or Masters in Computer Science or relevant technical field.
• Experience in software development and full product life-cycle.
• Excellent programming skills in any object oriented programming languages - preferably Java, C/C++/C#, Perl, Python, or Ruby.
• Strong knowledge of data structures, algorithms, and designing for performance, scalability, and availability.
• Proficiency in SQL and data modeling.

• 3+ years of experience with Ruby On Rails.
• Strong Project & Time Management Skills, along with the ability to apply these skills while working independently, or as part of a team.
• Knowledge of blockchain technology, smart contracts and cryptocurrency will be an added advantage
• Experience in fintech domain will be another added advantage
• Bachelor’s degree in computer programming, computer science, or a related field.
• Fluency or understanding of specific languages, such as Java, PHP, or Python, and operating systems may be required.