Senior Backend Engineer (Python) at sia | Mumbai

Antarctica is a pioneering climate technology firm based in Mumbai, dedicated to creating impactful software solutions for clients worldwide.Our flagship offering features the globe's most sophisticated observability ecosystem, delivering real-time insights into IT operations. This empowers organizations to optimize costs, minimize carbon footprints, and maintain regulatory compliance.We are on a mission to redefine how businesses approach digital transformation.We are in search of a Junior Backend Developer who is passionate about contributing to the future of IoT and technological advancements.This position operates under a hybrid model based in Mumbai. You will report to the Fullstack Lead and play a crucial role in developing our systems for scalability. Your collaboration will extend to Product Managers, Frontend & Backend Engineers, as well as Design & Technical teams, all aimed at crafting exceptional consumer experiences with intuitive and scalable UIs. Join a dynamic, transparent, and delivery-focused environment where client satisfaction is paramount.Key Responsibilities:Design and implement server-side applications using Node.js.Work closely with frontend developers to merge user-facing features with server-side functionality.Create scalable and high-performance RESTful APIs.Manage and optimize database connections for efficient data management.Apply security best practices to safeguard data and mitigate vulnerabilities.Conduct comprehensive testing and debugging of server applications.Monitor server performance and optimize for speed and efficiency.Uphold code quality through best practices, coding standards, and peer reviews.Collaborate with DevOps and other teams to deploy applications and resolve production issues.Stay abreast of industry trends and emerging technologies to enhance our backend solutions.

Antarctica Global is a pioneering climate technology firm based in Mumbai, India, dedicated to transforming the global landscape through innovative software solutions.Our mission is to develop products that not only enhance lives but also contribute positively to our planet. Our flagship offering is a state-of-the-art observability ecosystem that delivers real-time insights into IT operations, empowering organizations to lower costs, minimize carbon footprints, and meet regulatory standards.This marks a revolutionary change in how businesses approach digital transformation.***We are in search of a Junior Fullstack Developer who is eager to contribute to the future of IoT and technology.This role follows a hybrid work model, with the main office located in Mumbai.As part of our team, you will report to the Fullstack Lead and play a vital role in scaling our systems. You will collaborate closely with Product Managers, Frontend & Backend Engineers, Design, and Technical teams to craft exceptional consumer experiences with a focus on delivering scalable and delightful user interfaces. Your work environment will be collaborative, transparent, and driven by a commitment to client satisfaction.Your primary responsibilities will include:Creating and consuming RESTful APIs.Designing, developing, and maintaining both internal and external applications.Building efficient, testable, and reusable modules.Writing high-quality, well-structured application/interface code and documentation.Prioritizing code maintainability and optimizing application performance.Troubleshooting, testing, and maintaining core product software and databases to ensure optimal functionality.Adhering to established style standards regarding fonts, colors, and imagery.Demonstrating proficiency in browser-based debugging and performance testing.Understanding cross-browser compatibility issues and developing effective solutions, while being comfortable with responsive design.Qualifications:A developer with ideally 2+ years of experience, or a talented newcomer.Backend Skills:Strong proficiency in JavaScript and familiarity with asynchronous programming.At least 1 year of experience using Node.js and frameworks like ExpressJS.Hands-on experience in building APIs.

Join our dynamic team at Finite HR Consulting as a Backend Developer! We are looking for a skilled professional who is passionate about developing scalable backend systems and has a knack for solving complex problems. You will work on exciting projects, collaborate with cross-functional teams, and contribute to our mission of providing exceptional HR solutions.

Capco is looking for a Java Backend Developer to join the team in Mumbai, India. This position centers on building and maintaining backend systems that support client business needs. Role overview Work closely with colleagues from different disciplines to deliver backend software solutions. The focus is on designing, developing, and optimizing Java-based systems for performance and scalability. What you will do Design and implement backend components using Java Collaborate with cross-functional teams throughout the software development lifecycle Contribute to solutions that support business goals and growth Location This role is based in Mumbai, India.

Nium develops infrastructure that powers global payments for banks, fintech firms, payroll providers, travel platforms, and marketplaces. The platform supports seamless money transfers for individuals and businesses, handling transactions in more than 190 countries and 100 currencies. Compliance and programmability are core to Nium’s technology. The company is headquartered in San Francisco and Singapore, with operations in 14 markets and team members based across 20+ countries. In Mumbai, the team follows a hybrid schedule, coming into the office three days each week to foster collaboration and innovation. Simplicity, ongoing improvement, and teamwork shape the workplace culture. What Nium delivers Processes over $50 billion in transactions each year Enables real-time payouts to accounts, wallets, and cards Supports local collections in 35 markets Facilitates card issuance in 34 countries Holds licenses in more than 40 markets In 2025, Nium achieved record revenue, transaction volume, and EBITDA profitability, marking its strongest year in a decade. With over $300 million raised, the company invites developers to help build the future of global payments at scale.

Join Finite HR Consulting as a skilled Backend Developer, where you will play a vital role in building robust server-side applications. You will work closely with cross-functional teams to develop and maintain high-quality software solutions that meet our clients' needs.

About the RoleJoin our dynamic team at Gain as a Junior Drupal Developer where you will have the opportunity to enhance your Drupal skills in a vibrant, collaborative environment.Your role will involve:Collaborating with a diverse team of over 35 developers contributing to innovative open-source web projects.Designing and implementing new features and functionalities while adhering to our established coding standards.Ensuring high performance and availability of applications.Managing all technical aspects of our Content Management System (CMS).Working closely with internal teams and customers to deliver visually appealing, functional, and intuitive web solutions.Reporting to: Tech Lead

Are you a talented and driven Tandem Developer looking to make your mark in the tech industry? At Squircle IT Consulting Services Pvt. Ltd., we are seeking a highly skilled professional to join our dynamic team in Mumbai. As a Tandem Developer, you'll be responsible for designing, developing, and maintaining complex applications that drive our business forward.If you are passionate about technology and thrive in a collaborative environment, we want to hear from you!

Nium develops infrastructure for real-time cross-border payments, serving banks, fintech firms, payroll providers, travel platforms, marketplaces, and other enterprises. The platform enables instant and secure money movement worldwide, offering payouts to accounts, wallets, and cards, as well as local collections in 35 markets and card issuance in 34 countries. Nium holds licenses in more than 40 markets. The company is headquartered in San Francisco and Singapore, with operations in 14 markets and team members in over 20 countries. Its network processes over $50 billion in transactions annually, reaching 190+ countries, supporting 100 currencies, and enabling 100 real-time corridors. In 2025, Nium achieved record revenue, transaction volumes, and EBITDA profitability, marking a significant milestone in its ten-year history. The company values simplicity, ongoing improvement, and collaboration. Team members in Mumbai follow a hybrid work model, spending three days per week in the office to support teamwork and innovation. With more than $300 million in funding, Nium continues to expand and invites those interested in shaping the future of global money movement at scale.

About the Role weekdayworks is looking for a Senior Backend Software Engineer in Mumbai. This position focuses on building and maintaining high-performance backend applications that can scale as the company grows. What You Will Do Design, develop, and maintain backend systems with a focus on efficiency and reliability Collaborate with teams across disciplines to deliver robust technical solutions Troubleshoot and debug backend applications to resolve issues quickly Participate in code reviews to help uphold quality and consistency throughout the codebase Work to ensure backend services deliver strong performance and responsiveness

Role overview Weekday-1 is hiring a Senior Full Stack Developer based in Mumbai, Maharashtra. This full-time role places you with one of Weekday's clients, where you will tackle technical challenges spanning both web and mobile platforms. The position calls for a hands-on developer who can balance technical leadership with active coding and mentoring. Salary: Rs 1,500,000 – Rs 4,500,000 (INR 15–45 LPA) Minimum experience required: 4 years What you will do Technical leadership and architecture: Own system architecture for mobile apps, backend services, and APIs. Translate business and product requirements into scalable technical solutions. Set engineering standards, review code and architecture, and guide high-quality releases. Mentor engineers and interns. Full stack development: Design, build, and maintain features across mobile apps, backend services, and platform APIs. Manage the full development lifecycle, from gathering requirements to testing, deployment, and monitoring. Mobile engineering: Lead Android projects using Kotlin and iOS projects using Swift. Define architecture patterns, evaluate frameworks, and focus on performance and security across devices. Backend and platform engineering: Develop backend services with Golang, Rust, and Python. Integrate third-party services, design RESTful APIs, and ensure system reliability. Infrastructure, security, and DevOps: Apply secure coding practices and encryption. Use Docker and CI/CD pipelines to streamline deployments. Job type Full-time

Join our innovative team at Weblee Technologies as a Junior Software Programmer specializing in Teamcenter Unified Development. In this entry-level position, you will collaborate with experienced developers to design, develop, and maintain software solutions that enhance our product offerings. This role is perfect for aspiring software engineers looking to kick-start their careers in a dynamic and supportive environment.

About Wahed:At Wahed, we are transforming the landscape of finance to make it inclusive for all. Our innovative fintech solutions empower individuals to manage their finances without compromising their ethical values. We are pioneering Shariah-compliant investment products, including equity ETFs and high-yield savings alternatives, designed to create a truly interest-free financial ecosystem.Job Brief:We are seeking passionate Backend Engineers to be part of our dynamic Engineering team. In this role, you will be instrumental in the design, development, and enhancement of our microservices architecture, primarily utilizing Golang. This position offers a unique chance to contribute to product innovations while enhancing our robust infrastructure. We value creativity and collaboration, so we are looking for self-driven individuals who thrive in a team-oriented environment and possess a keen eye for detail.

Galaxy Digital Services stands at the intersection of finance and technology, focusing on digital assets and advanced data center infrastructure. The company develops products and services that support the evolution of blockchain, digital asset trading, investment banking, asset management, staking, self-custody, and tokenization technology. Galaxy also invests in and manages data centers for AI and high-performance computing in the U.S., addressing the growing need for scalable energy and computing resources. With its headquarters in New York City and offices across North America, Europe, the Middle East, and Asia, Galaxy supports institutions, startups, and developers as they navigate an increasingly digital economy. The leadership team, guided by CEO and Founder Michael Novogratz, brings together deep crypto expertise and institutional experience to help shape the future of Web3 and AI. Our culture Galaxy values a team of innovative thinkers who execute quickly and work together to empower investors and creators. The company seeks people who thrive in a builder-driven, high-achieving culture and who value excellence, open feedback, and a mission-oriented mindset. This focus shapes the way teams work and move toward their goals. Seek Excellence. Be Selective To Be Effective. Be Highly Aligned, Loosely Coupled. Disagree Transparently. Encourage Independent Decision-Making. Build Dream Teams. The Vice President, Senior Backend Developer - Brokerage/Crypto (Remote, Mumbai) role is part of this mission-driven environment, contributing technical expertise to advance Galaxy's digital asset platform.

Join Antarctica Global, a pioneering climate technology firm based in Mumbai, as we create transformative software solutions that aim to improve lives and foster a sustainable future.Our cutting-edge product is recognized as the world’s most advanced observability ecosystem, which delivers real-time insights into IT infrastructures. This enables organizations to enhance operational efficiency, optimize costs, lower carbon emissions, and achieve regulatory compliance, fundamentally altering the way businesses approach their digital transformation.We seek a driven and passionate International Business Developer to become part of our dynamic team, working directly under our CEO. Your main objective will be to attract and secure new clients, focusing on high-value prospects and overseeing the entire sales process. This role is vital for expanding Antarctica’s presence among major corporations and public sector entities, providing you with the opportunity to shape the global technology landscape.Are you ready to take a significant leap in your career and join a (super) dynamic team committed to making a difference in the world?Your responsibilities will include:Client Acquisition: Manage the complete sales cycle, from initial outreach to closing deals with enterprise clients both domestically and internationally.Solution Selling: Identify client challenges and effectively communicate how the Antarctica ecosystem can address their needs, including emissions monitoring and infrastructure cost optimization.Sales Collateral: Develop tailored pitch decks, ROI models, and business cases for specific client sectors (e.g., IT, manufacturing, BFSI).CRM & Reporting: Ensure precise tracking of leads, sales pipelines, and meeting results within our CRM system.Stakeholder Engagement: Collaborate with product, strategy, and leadership teams to synchronize client discussions with our roadmap and delivery capabilities.

This position is with one of Weekday's prestigious clients.Salary range: Up to 1,500,000 INR (15 LPA)Minimum Experience Required: 8 yearsLocation: MumbaiJob Type: Full-timeAs the NPD Lead, you will be at the forefront of innovation within the food sector. Your role will encompass the entire journey from initial trials to national commercial rollouts, where you will convert consumer insights and global market trends into groundbreaking bakery and snack products.This is a foundational role that emphasizes building from the ground up, providing a high degree of autonomy, agility, and accountability, while working directly with the founders to shape the product development roadmap.Key ResponsibilitiesManage the complete product development process—from concept design to commercial launch.Leverage consumer insights and global trends to create innovative bakery and snack products.Take complete ownership of formulation, sensory evaluation, shelf-life testing, regulatory compliance, and quality assurance.Oversee pilot production runs and scaling activities in collaboration with co-packers and manufacturing partners.Track project timelines, budgets, and performance metrics for all NPD initiatives.Collaborate closely with founders, brand, sourcing, and supply chain teams to facilitate rapid iterations and ensure a robust product-market alignment.Develop and uphold long-term NPD systems, including documentation, processes, and knowledge repositories.Qualifications & ExperienceAt least 8 years of experience in Food R&D/NPD, ideally in bakery, biscuits, or snack categories.A degree in Food Science or Food Technology; a Master’s or PhD is highly beneficial.Demonstrated success in transitioning products from lab trials to national-level launches.Extensive knowledge of ingredients, formulations, sensory science, and manufacturing processes.Experience collaborating with co-packers or third-party production units and scaling recipes for commercial production.Proactive with a strong inclination towards action, thriving in fast-paced, entrepreneurial environments.What We SeekPassionate Innovator — Deeply interested in food, emerging trends, ingredients, and experimentation.Confident Decision-Maker — Data-driven yet comfortable making bold, intuitive choices.Hands-On Builder — Thrives in start-up settings; driven to execute and achieve results.Entrepreneurial Mindset — Resilient, adaptable, and resourceful in tackling challenges.Future Leader — Potential to evolve into a Head of NPD role as the company grows.

Role Overview Weekday-1 is hiring a Senior Backend Software Engineer to join projects based in Mumbai, Maharashtra. This is a full-time position for engineers with at least 4 years of experience. What You Will Do Develop scalable, high-performance backend applications for real-time, event-driven systems. Shape architecture decisions and write production-ready code. Mentor junior engineers and support their technical growth. Work closely with other teams to deliver reliable and efficient backend solutions. Address complex backend challenges with a focus on system reliability, efficiency, and security. Requirements Minimum 4 years of experience in backend software engineering. Based in or willing to work from Mumbai, Maharashtra. Full-time availability.

Are you a passionate and experienced iOS developer looking to lead innovative projects? At finitehrconsulting, we are seeking a Lead iOS Developer who will play a pivotal role in shaping our mobile development strategy. You will be responsible for designing, building, and maintaining advanced applications for the iOS platform, ensuring quality and performance.Join a dynamic team that values creativity and collaboration. You will work closely with cross-functional teams to define, design, and ship new features while continuously discovering and evaluating new technologies to maximize development efficiency.

Jiostar is seeking a Manager for the AI & Innovation Operations Management team in Mumbai. This position centers on guiding projects that use artificial intelligence to improve how the organization operates. Role overview The Manager will play a key part in shaping and delivering innovative solutions. The work involves overseeing initiatives that apply AI to streamline processes and support operational goals. What you will do Lead projects focused on integrating AI into business operations Drive efforts to achieve operational excellence through new technologies Support the team in identifying and implementing improvements Location This role is based in Mumbai.