Principal Software Engineer - Java

Experience in developing applications using .Net Core Ver. 6/7, ASP.Net MVC (C#), .Net Core Web API & Web App, Web Services, OOPS, SOLID principles.

Experience in software development and system architecture with Microsoft technologies.

Able to integrate the database objects with the Microservices.

Expert working knowledge of Multi-threading.

Solid experience in converting .NET Framework multi-threaded services into .NET Core.

Worked as part of a cross-functional team on code reviews, internal infrastructure, and process enhancement.

Understanding of CI/CD pipeline is mandatory.

Strong hands-on experience with C# and solid principles.

Expertise in entity framework core with code first approach.

Expertise in writing RESTful services.

Knowledge of RDBMS concepts.

• Drive development and delivery of top notch technology solutions to clients efficiently.
• Lead development of implementation plan, logic and modules to embed in client solutions and client discussion ready documents /presentations.
• Lead in designing, implementing, maintaining and updating applications that are often high-volume and low-latency, required for mission critical systems.
• Lead in refining and improving system stability by continuously refactoring and measuring performance.
• Drive development of actionable, clean, maintainable, testable, reusable, extensible codes, including standardization and automation of processes.
• Provide technical and functional guidance to team members through expert knowledge and hands-on support.
• Manage projects, resource utilization, time schedules and deliveries to clients.
• Proactively drive discussions with stakeholders to understand their business requirements, business context and guide team to provide robust actional solutions.
• Effectively engage with stakeholders – create and nurture and deepen relationships. 
• Ensure positive & creative work-environment, culture of collaborations, speak-up, high level of energy & enthusiasm, curiosity to learn and continuous improvement.
• Inspire, engage, motivate and provide constructive feedback to team members to develop their technical & soft skills and fully support their development aspirations.
• Drive researching and conceptualizing solution approaches, new techniques or solution frameworks and author high quality discussion papers.

Qualifications, Skills and Experiences

• BE / BTech / ME / M Tech in engineering or MCA or similar relevant field.
• 2 to 17 years (Junior, Intermediate, Senior Role & we have multiple openings)of relevant hands-on experience and excellent knowledge of Java, Python, SQL, Relational Databases, DB schema or ORM technologies.
• Excellent knowledge and experience of building applications, platforms and services in Java, Python and MS SQL or at least two of them.
• 5 + years of experience of managing projects, team and stakeholders.
• Knowledge and experience of agile methodologies.
• Excellent communication and inter-personal skills.
• Experience of working in a fast-paced environment and make quality decisions in moderately to high ambiguous work environment.
• Previous work experience in financial services, especially, capital markets is preferred.

Job Description:

We are seeking an experienced Java Back-end Developer to join our team. The ideal candidate

will be responsible for designing, developing, and maintaining robust and scalable back-end

solutions using Java and related technologies. The Back-end Developer will work closely with

cross-functional teams to deliver high-quality software solutions that meet our business needs.

Responsibilities:

 Design, develop, and maintain Java-based back-end applications, services, and APIs.

 Write efficient, reusable, and well-documented code following industry best practices

and coding standards.

 Collaborate with front-end developers, product managers, and other stakeholders to

understand requirements and translate them into technical solutions.

 Implement and maintain database schemas, write complex SQL queries, and optimize

database performance using Oracle SQL.

 Develop and consume RESTful web services to enable seamless integration with

external systems.

 Utilize Spring framework and its various modules (e.g., Spring Boot, Spring Batch) for

building enterprise-level applications.

 Manage project dependencies and build processes using Maven.

 Work with version control systems such as Git for code management and collaboration.

 Perform unit testing, integration testing, and debugging to ensure the quality and

reliability of back-end components.

 Stay updated on emerging technologies, trends, and best practices in back-end

development.

Additional Requirements:

 Strong knowledge of application servers such as Tomcat and WebLogic.

 Experience with continuous integration tools such as Jenkins.

 Familiarity with automated testing frameworks such as JUnit.

 Understanding of authentication and authorization mechanisms, including OAuth.

 Knowledge of SOAP web services and related technologies.

Requirements:

 Bachelor's degree in Computer Science, Engineering, or a related field.

 5 Plus years of experience in Java back-end development.

 Proficiency in Java programming language and related frameworks (e.g., Spring, Spring

Boot, Spring Batch).

 Strong understanding of object-oriented programming principles, data structures, and

algorithms.

 Experience with Oracle SQL and database design principles.

 Familiarity with RESTful web services and API development.

 Experience with build tools such as Maven.

 Knowledge of version control systems, particularly Git.

 Strong problem-solving skills and attention to detail.

 Excellent communication and collaboration skills.

 Ability to work effectively in a fast-paced, agile environment.

Preferred Qualifications:

 Experience with other databases such as MySQL, PostgreSQL, or MongoDB.

 Familiarity with continuous integration/continuous deployment (CI/CD) pipelines.

 Understanding of software development best practices and design patterns.

We are seeking extremely smart programmers who are gung ho about building large scale systems that are going to have a big impact on millions of customers.

Responsibilities:

• Design and develop products by working closely with business team.
• Gain experience with hands on coding and independent ownership of software components.
• Build performant, scalable, enterprise ready back end architectures that can support millions of users in parallel.
• Follow strong engineering best practices and champion their adoption.

Requirements:

• 2+ years’ experience in software product development and delivery.
• Bachelors or Masters degree in engineering from a reputed institute(preferably IITs, NITs, or other top engineering institutes).
• Strong grasp of CS fundamentals, algorithms and excellent problem solving abilities.
• All experience should be from good product development or e-commerce background.
• Must have shown good stability in all your previous associations.
• Have strong backend knowledge and cloud development exposure.
• Expert at Java, Spring boot, Hibernate, REST API development.
• Worked with at least 1 RDBMS (Mysql preferred). NoSql is a plus.
• Have used or are very hands-on with Microservices, Docker, Kubernetes, Gradle/Ant, Kafka, GIT/bitbucket in a very agile work place.
• Writing high quality code which is made better by unit tests and integration tests is how you work.
• Comfortable with exploring proven open source tech stack like Grafana, Kibana, Jira, Prometheus, caches like Redis/Memcached, task queues like celery, to name a few.
• Knowledge of test driven development and AWS tech stack will be a good plus.

Overview: 

• Design and develop Rest APIs. 
• Create documentation around processes including front-end design and service architecture. 
• Follow industry trends regarding backend-end technologies and techniques. 
• Agile rituals like Feature elaboration/Estimation, daily stand-ups, release planning, Iteration Planning Meeting, Retrospective, Showcase, etc. 
• Build content and data driven enterprise level web application which works for Multiple clients in multiple countries. 

Relevant experience and Exposure: 

• 1+ years relevant work experience showing growth as a Backend developer. 
• Extensive technical experience and development expertise in C#, .Net core, Web services (REST) 
• Proficient with OOPS and Design principles. 
• Expertise in writing clean, secure and refactored code. 
• Knowledge and hands-on Experience with Test Driven Development. 
• Experience with relational and non-relational Database technologies like SQL, MongoDB. 
• Proficient with Git or any source code management tool. 
• Excellent listening, writing skills and strong technical competency are essential. 
• Creative and efficient in proposing solutions to complex, time-critical problems. 
• Strong analytical and problem-solving skills with a high attention to detail. 

Nice to haves: 

• Experience with .Net core. 
• Experience with public cloud offerings (AWS, Azure etc.). 
• Knowledge of CI/CD tools like Jenkins, Docker, Spinnaker etc. 
• Exposer to an Agile Development Methodology would be beneficial. 
• Atlassian suit knowledge (Jira particular). 

Must-Have:

• Core Java (Must be good in Core Java concepts, Java programming practices, Clean coding.)
• Spring Framework(Must have working experience in Spring Core)
• Any SQL framework(hands-on working experience in any of these: Hibernate/JPA/MyBatis/Spring Data/Others)
• Hands-on experience in REST API
• Hands-on experienceSQL Database(any of the databases: Oracle/MySQL/PostgreSQL/SQLServer)
• Must have working experience with basic GIT
• Maven or Gradle (Must have working experience in building Java projects using maven or Gradle.)
• Should be able to work independently under someone's guidance.

Good to have:

• Advanced Java(Threading, Performance optimization)
• Spring Boot
• Other Spring frameworks(Spring Security, Spring Batch, Others)
• Microservices - Any NoSQL database(MongoDB, Cassandra, others)
• Application designing concepts.

Senior Software Engineer (Python)

Job description

Fulfil’s software engineers develop the next-generation technologies that change how millions of customer orders are fulfilled by merchants. Our products need to handle information at massive scale. We're looking for engineers who bring fresh ideas from all areas into our technology.

As a senior software engineer, you will work on our python based ORM and applications that scales to handle millions of transactions every hour. This is mission critical software and your primary focus will be building robust and scalable solutions that are easy to maintain.

In this role, you will be collaborating closely with the rest of the team working on different layers of infrastructure in an international environment. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product are important.

What You’ll Do:

• Own definition and implementation of API interfaces (REST and GraphQL). We take pride in our 100% open API with over 600 endpoints.
• Implement simple solutions to complex business logic that enables our merchants to manage financials, orders and shipments across millions of transactions.
• Build reusable components and packages for future use.
• Translate specs and user stories into reviewable, test covered patches.
• Peer review code and refactor existing code.
• Integrate with our eCommerce partners (Shopify, BigCommerce, Amazon), shipping partners (UPS, USPS, FedEx, DHL) and EDI.
• Manage Kubernetes and Docker based global deployment of our infrastructure.

Requirements

We’re Looking for Someone With:

• Experience working with ORMs like SQLAlchemy or Django
• Experience with SQL and databases (Postgres preferred)
• Experience in developing large server side applications and microservices
• Ability to create high quality code
• Experience with python testing tools (pytest) and test automation
• Familiarity with code versioning tools like GIT
• Strong sense of ownership and leadership quality
• Experienced in the tools of our web stack
• Python
• Celery
• Postgres
• Redis
• RabbitMQ

Nice to Haves:

• Prior experience at a growth stage Internet/Software company
• Experience with ReactJS, Google Cloud, Heroku
• Cloud deployment and scaling experience

About Us:

Fulfil.io helps high growth, high volume merchants simplify operations and scale for growth. With the rise in omni-channel commerce, Fulfil was founded with the simple idea that merchant operations need to be simplified in order to deliver amazing retail experiences. Fulfil enables businesses to turn their back office operations into an accelerator for growth by integrating order management, inventory management, warehouse management, vendor/supplier management, wholesale, manufacturing, financials and customer service, into one seamless solution. We believe merchants should love their operations platform, and we work hard to make that happen every single day. Fulfil.io is a trusted solution for brands like EndySleep, Mejuri, Lie-Nielson Toolworks, and many more.  

Fulfil.io is a venture backed technology company with offices in San Francisco, Toronto, and Bangalore. The team is made up of people who want to feel challenged at work, be the best at their craft and learn from one another. We come from different backgrounds and experiences, all passionate about the work we do, the team we do it with, and the customers we do it for. Join us in our journey to simplify operations and empower merchants around the world!