Sr. Backend Developer

Objective of the Role:

The Application Developer’s primary objective is to design, create, and maintain integration solutions using Oracle Integration Cloud (OIC) to streamline business processes and enhance operational efficiency.

Main Role (Overall Accountability):

• Design, develop, and implement integration solutions using Oracle Integration Cloud (OIC) to connect various applications, systems, and services.
• Customize and configure OIC adapters, connectors, and components to meet specific integration requirements.
• Develop RESTful and SOAP web services for data exchange and communication between different systems.
• Demonstrate good knowledge of cloud technologies (e.g., AWS Lambda functions for integration with AWS services).
• Collaborate with business analysts and stakeholders to gather requirements and define integration workflows and data flows.
• Perform troubleshooting, debugging, and performance tuning of integration solutions to ensure optimal performance and reliability.
• Develop and maintain documentation for integration processes, interfaces, and configurations.
• Perform code reviews to ensure quality and consistency.
• Ensure adherence to coding standards, development methodologies, and security protocols throughout the software development lifecycle.

Personnel Specification

Education:

• Bachelor’s degree in Computer Science, Information Technology, or a related field.

Experience:

• 5 or more years of experience in the IT industry.
• Experience in cloud-based integration platforms.

Skills and Abilities:

• Proven experience in designing, developing, and implementing integration solutions using OIC.
• Strong understanding of RESTful and SOAP web services, JSON, and other data formats.
• Experience in cloud-based integration platforms, writing AWS Lambda functions, and creating integrations across various channels.
• Strong knowledge of OIC API integrations.
• Strong understanding of SOAP-based and REST-based services.
• Strong development skills in Java.
• Strong knowledge of authentication methodologies used in integration platforms (OAuth, JWT, Basic Auth, etc.).
• Strong knowledge of OIC GEN2 and GEN3.

Note: This position is for the Bahrain region and is a full-time opportunity.

Job Details

- Job Title: Staff Engineer

- Industry: Technology

- Domain - Information technology (IT)

- Experience Required: 9-12 years

- Employment Type: Full Time

- Job Location: Bengaluru

- CTC Range: Best in Industry

Role & Responsibilities

As a Staff Engineer at company, you will play a critical role in defining and driving our backend architecture as we scale globally. You’ll own key systems that handle high volumes of data and transactions, ensuring performance, reliability, and maintainability across distributed environments.

Key Responsibilities-

• Own one or more core applications end-to-end, ensuring reliability, performance, and scalability.
• Lead the design, architecture, and development of complex, distributed systems, frameworks, and libraries aligned with company’s technical strategy.
• Drive engineering operational excellence by defining robust roadmaps for system reliability, observability, and performance improvements.
• Analyze and optimize existing systems for latency, throughput, and efficiency, ensuring they perform at scale.
• Collaborate cross-functionally with Product, Data, and Infrastructure teams to translate business requirements into technical deliverables.
• Mentor and guide engineers, fostering a culture of technical excellence, ownership, and continuous learning.
• Establish and uphold coding standards, conduct design and code reviews, and promote best practices across teams.
• Stay ahead of the curve on emerging technologies, frameworks, and patterns to strengthen company’s technology foundation.
• Contribute to hiring by identifying and attracting top-tier engineering talent.

Ideal Candidate

• Strong staff engineer profile
• Must have 9+ years in backend engineering with Java, Spring/Spring Boot, and microservices building large and schalable systems
• Must have been SDE-3 / Tech Lead / Lead SE for at least 2.5 years
• Strong in DSA, system design, design patterns, and problem-solving
• Proven experience building scalable, reliable, high-performance distributed systems
• Hands-on with SQL/NoSQL databases, REST/gRPC APIs, concurrency & async processing
• Experience in AWS/GCP, CI/CD pipelines, and observability/monitoring
• Excellent ability to explain complex technical concepts to varied stakeholders
• Product companies (B2B SAAS preferred)
• Must have stayed for at least 2 years with each of the previous companies
• (Education): B.Tech in computer science from Tier 1, Tier 2 colleges

• Strong understanding of Core Python, data structures, OOPs, exception handling, and logical problem-solving.
• Experience in at least one Python framework (FastAPI preferred, Flask/Django acceptable).
• Good knowledge of REST API development and API authentication (JWT/OAuth).
• Experience with SQL databases (MySQL/PostgreSQL) & NoSQL databases (MongoDB/Firestore).
• Basic understanding of cloud platforms (GCP or AWS).
• Experience with Git, branching strategies, and code reviews.
• Solid understanding of performance optimization and writing clean, efficient code.
• Develop, test, and maintain high-quality Python applications using FastAPI (or Flask/Django).
• Design and implement RESTful APIs with strong understanding of request/response cycles, data validation, and authentication.
• Work with SQL (MySQL/PostgreSQL) and NoSQL (MongoDB/Firestore) databases, including schema design and query optimization.
• Experience with Google Cloud (BigQuery, Dataflow, Notebooks) will be a strong plus.
• Work with cloud environments (GCP/AWS) for deployments, storage, logging, etc.
• Use version control tools such as Git/BitBucket for collaborative development.
• Support and build data pipelines using Dataflow/Beam and BigQuery if required.
• Experience with GCP services like BigQuery, Dataflow (Apache Beam), Cloud Functions, Notebooks etc
• Good to have Exposure to microservices architecture.
• Familiarity with Redis, Elasticsearch, or message queues (Pub/Sub, RabbitMQ, Kafka).
• 
  

We are looking for a Back-End Web Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition, and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. A basic understanding of front-end technologies is therefore necessary as well.

Responsibilities

• Actively participate in the overall application lifecycle.
• Focus on coding and debugging.
• Collaborate with front-end developers.
• Define and communicate technical and design requirements.
• Build a high-quality reusable code that can be used in the future.
• Create sustainable and functional web applications with clean codes.
• Learn about new technologies and stay up to date with current best practices.
• Conduct UI tests and optimize performance.
• Train, help, and support to other team members

Requirements

• Hands-on backend web development experience.
• Proficient knowledge of a backend programming language and an in-depth understanding of web development.
• Knowledgeable of front-end technologies and platforms, such as JavaScript, HTML5, and CSS3.
• Proven experience creating user authentication and authorization between multiple systems, servers, and environments.
• Capability to integrate multiple data sources and databases into one system.
• Proven experience managing the hosting environment, including database administration and scaling an application to support load changes.
• Ability to set up and administer backups, data migration, transformation, and scripting.

Skills

• Coding (HTML/CSS3)
• Debugging
• Programming (JavaScript, PHP, Magento, OOPs,)
• PHP Framework
• Analytical Skills
• Web Development
• API

• Strong experience in C# programming.
• Good knowledge in designing classes and components using the OOPs paradigm.
• Fair knowledge of GoF Design Patterns.
• Good experience in applications developed using both .NET Framework and .NET Core
• Proficiency in using third-party tools like DevExpress/Infragistics.
• Solid understanding of Web application development using ASP.NET MVC framework and ASP.NET Core
• Strong experience in developing RESTful APIs using both ASP.NET Web API and ASP.NET Core Web API.
• Must have knowledge in developing ASP.NET WebForms.
• Decent exposure in developing Windows Applications/WPF applications.
• Professional, precise communication skills
• Work experience writing Unit tests
• Work experience in applying the best practices of Web Application development
• Working experience in an Agile team especially with SCRUM
• Good to have experience in JavaScript frameworks, primarily on Angular and React
• Good to have experience in JSON, AJAX, JavaScript, HTML5, CSS, and XML Following Skills will be an added advantage
• Experience developing Windows Forms Applications
• Knowledge of using third-party tools like DevExpress
• Experience in Angular front-end framework

• Should be self-motivated and a quick learner with a problem-solving mind-set
• Attention to detail and follow-through to achieve good quality and meet deadlines.
• Ability to work effectively in a team as well as in an individual environment
• Should have excellent written and verbal communication skills

Locus is a global decision- making platform in the supply chain that uses deep learning and proprietary algorithms to provide route optimization, real-time tracking, insights and analytics, beat optimization, efficient warehouse management, vehicle allocation and utilization, intuitive 3D packing and measurement of packages. Locus automates human decisions required to transport a package or a person, between any two points on earth, delivering gains along efficiency, consistency, and transparency in operations.

Locus, which has achieved a peak of 1 million orders processed in a day (200,000 orders an hour) and is trained & tested on over 100 million+ order deliveries, works in 75 cities across the globe. Locus works with several large-scale market leaders like Urban Ladder, Tata Group of Companies, Droplet, Licious, Rollick, Lenskart, other global FMCG, pharma, e-commerce, 3PL and logistics conglomerates.

Locus is backed by some of the biggest names in the market and recently raised $22 MN in Series B funding and also $4 Mn in a pre-Series B round. Earlier, In 2016, Locus raised $2.75 Mn (INR 18.3 Cr) in a Series A funding.

Locus was started by Nishith Rastogi and Geet Garg, two ex-Amazon engineers on a mission to democratize logistics intelligence for businesses across industries. Nishith was profiled by Forbes Asia in their ’30 Under 30’ 2018 list. Geet, on the other hand, holds a dual degree (BTech and MTech) in Computer Science and Engineering from the Indian Institute of Technology. Our team constitutes of engineers from Indian Institute of Technology and Birla Institute of Technology & Science- Pilani, and Data Scientists with PhDs from Carnegie Mellon University and Tata Institute of Fundamental Research. Our multifaced product and business team is led by senior members from Barclays, Google & Goldman Sachs with immense operational execution experience.

Job Description

• Design & implement backend APIs at Locus.sh
• Mentor junior developers technically.
• Actively work to reduce tech debt in the Locus backend
• Work towards more stability & scalability of the backend
• Tech stack - Java, AWS, Aurora etc.

Eligibility

• 4-8 years of product company experience
• OOP implementation experience. Programming language does not matter, We use Java internally but have hired folks from non Java background.
• Hands on experience in SQL, Dynamo DB, Postgres etc preferred.
• Prior experience building REST APIs
• Advanced understanding of AWS stack
• Prior knowledge of solving problems at scale.

Perks:

• Healthy catered meals at office
• You decide your own Work From Home (WFH) and Out Of Office (OOO)
• Pet-friendly - bring your pets to the office any day. Locus family already has a Rottweiler and a Beagle

Intro

We are looking for an experienced Senior Software Engineer to join our team and drive the technology growth of our pay later platform. At Rely, we want passionate and talented individuals that want a challenge building the next generation payment products for Millennials across Asia. Together we will build the best products using amazing technology.

What will you do

• Design and implement business critical, high performance large scale services.
• Translate business requirements into scalable and extensible design.
• Coordinate with cross functional teams (Data, UX, QA etc.) on planning and execution.
• Continuously improve code quality, product execution and customer delight.
• Proactively manage stakeholder communication related to deliverables, risks, changes and dependencies.
• Building and managing automated build/test/deployment environments.
• Lead team members on functional and nonfunctional requirements and spread goals across the team.
  
  

What will you need

• 3+ years of hands-on experience with python and a backend framework (ideally django)
• 1+ years Hands-on experience working with Javascript and JS frameworks (Angular, React)
• Hands-on experience in designing, developing, testing and deploying applications large scale applications in any language or stack
• Experience working with high scale distributed systems.
• Practical knowledge of scalable software design.
• Good working knowledge of AWS
• Proficient with APIs, web protocols, OAuth, git.
• Ability to understand and implement Continuous Integration and Continuous Delivery.
• Well versed with Lean methodologies, TDD and Test Engineering and Automation.
• Ability to design and implement low latency RESTful services.
• Willingness to learn new languages and methodologies.

What would be a bonus

• Experience in production environments with large data sets
• Experience in scaling systems to millions of users.
• Work experience in a fast-growth startup
• Experience in DevOps tools but not limited to Docker, Kubernetes
• Experience in Gunicorn and Nginx