Kotlin Developer – API

3 weeks ago

Amrāvati, Maharashtra, India OptraHEALTH Full time

About OptraHEALTH:-

OptraHEALTH is a leader in delivering innovative, technology-driven solutions across industries. We specialize in building intelligent, data-centric applications that empower organizations to unlock the value of their data and drive business impact. Leveraging cutting-edge technologies, cloud platforms, and scalable architectures, we create high-quality solutions that are built to perform and adapt. As a fast-paced, growth-oriented company, we foster a collaborative environment where creativity, problem-solving, and ownership are encouraged giving our team the opportunity to shape and deliver transformative products from the ground up.

Location: Pune

Experience: 4-6 years

Industry: Banking / Finance (preferred)

Focus: Building APIs, implementing authentication/authorization, integrating with SAP & finance systems.

Skills Weight: Spring Security (OAuth2, SAML2, LDAP, JWT), OpenAPI, gRPC, Protocol Buffers, API design.

Job Summary:-

We are seeking a Kotlin Developer (API & Security Specialist) to design and implement secure, high-performance backend APIs for banking/finance applications. The role focuses on secure authentication/authorization flows, API integration with SAP systems, and robust inter-service communication using gRPC and Protocol Buffers.

Key Responsibilities:-

  • Design and develop REST and gRPC APIs using Kotlin, Spring Boot, and Protocol Buffers.
  • Implement authentication/authorization using Spring Security (OAuth2, SAML2, LDAP, JWT).
  • Create and maintain API documentation with OpenAPI 3.0 & SpringDoc.
  • Integrate with SAP systems and other financial applications using REST, OData, and JSON/XML protocols.
  • Collaborate with backend and DevOps teams for secure deployments.
  • Perform code reviews, troubleshoot issues, and ensure security compliance.

Required Skills:-

  • Strong Kotlin & Spring Boot experience.
  • Expertise in Spring Security (OAuth2, SAML2, LDAP, JWT).
  • Experience with gRPC, Protocol Buffers.
  • API integration with SAP/Finance systems.
  • Familiarity with Docker and cloud environments (AWS/GCP).

  • API Tester

    1 day ago

    Amrāvati, Maharashtra, India beBeeSoftwareQuality Full time ₹ 9,00,000 - ₹ 12,00,000

    Job Opportunity:  We are seeking a highly skilled and detail-oriented Software Quality Assurance Engineer with a strong background in API testing. The ideal candidate will have hands-on experience with popular testing tools and frameworks, CI/CD practices, and be comfortable working in Agile environments. Key Responsibilities:Perform manual API testing to...

  • Leading the Way in API Growth

    4 days ago

    Amrāvati, Maharashtra, India beBeeStrategist Full time ₹ 1,50,00,000 - ₹ 2,00,00,000

    Job Title: Business Development LeaderAbout the Role:We are seeking a commercially and operationally astute leader to help drive growth in our Indian operations.This person will play a central role in expanding strategic partnerships, leading cross-functional teams, and building long-term sustainability.The ideal candidate will have a deep understanding of...

  • Senior Automation Engineer

    2 days ago

    Amrāvati, Maharashtra, India beBeeSoftware Full time ₹ 1,08,00,000 - ₹ 2,16,00,000

    Expert Quality Assurance Engineers drive innovation by implementing cutting-edge testing methodologies and modern technical practices.We seek an expert in software testing theory, automation frameworks, and agile development to join our Mobile team.Develop test automation frameworks from scratch and maintain existing ones.6+ years of experience in manual and...

  • Marketing / Business Development Manager / Asst. Manager - APIs (International Business - ROW)

    3 weeks ago

    Amrāvati, Maharashtra, India PROGRESS LIFE SCIENCES PVT. LTD. Full time

    Company Description:Progress Life Sciences Pvt. Ltd. Established 2016 HO in Vashi, Mumbai. Manufacturing unit in Pune Maharashtra. Operating in 5 verticals – Active Pharmaceutical Ingredients (APIs), Intermediates & Spec. Chemicals, Finished Dosage Formulations. Serving global customers. Exporting to more than 25 countries. Strong position in Oxicam Series...

  • Backend Infrastructure Specialist

    19 hours ago

    Amrāvati, Maharashtra, India beBeeEngineering Full time ₹ 15,00,000 - ₹ 20,00,000

    Join a high-performing team as a Senior Backend Engineer where you will drive the development of a live, regulated financial platform in the Middle East.This is a full-time contract role focused on core features, transactions, and secure APIs powering a product built for real customers and regulatory scrutiny. We are looking for an experienced engineer who...

  • Transformative Backend Engineer

    22 hours ago

    Amrāvati, Maharashtra, India beBeeBackendDeveloper Full time ₹ 1,20,00,000 - ₹ 2,00,00,000

    Backend Software DeveloperWe are seeking a seasoned Backend Software Developer to lead our backend services team. This critical role requires attention to detail, operational expertise, and a strong focus on reliability.This position involves working with Java, Kotlin, and cloud-based systems, which are essential for this role. Knowledge of container...

  • Backend Developer for Finance Application

    19 hours ago

    Amrāvati, Maharashtra, India beBeeBackend Full time ₹ 20,00,000 - ₹ 25,00,000

    Backend Developer for Finance ApplicationA dynamic opportunity to work on a cutting-edge personal finance app is now available. As a skilled backend developer, you will be responsible for building robust REST APIs and designing efficient databases.Key Responsibilities:Design and implement REST APIs from OpenAPI specs.Develop SQS workers for ingestion and...

  • High Performance Back End Developer

    2 days ago

    Amrāvati, Maharashtra, India beBeeBackEndDeveloper Full time US$ 1,20,000 - US$ 2,00,000

    Backend Developer RoleWe are seeking an experienced Backend Developer to play a pivotal role in shaping our eSIM services platform. Our platform simplifies connectivity with powerful APIs and robust interfaces, enabling global eSIM lifecycle management and seamless integrations.The successful candidate will be responsible for designing and developing...

  • Digital Process Developer

    4 days ago

    Amrāvati, Maharashtra, India beBeeProcess Full time ₹ 12,00,000 - ₹ 18,00,000

    Job OverviewWe are seeking a skilled Digital Process Developer to join our team. As a key member of our organization, you will be responsible for developing and implementing process solutions using Camunda.Key Responsibilities:Process from Blueprint and redevelop it using CamundaCamunda (Customer uses version 7 but they are good with other versions, minimum...

  • Strategic Backend Developer

    4 days ago

    Amrāvati, Maharashtra, India beBeeBackend Full time US$ 80,000 - US$ 1,50,000

    Backend Engineer Job OverviewWe are seeking a skilled Backend Engineer to join our team and play a key role in designing, developing, and maintaining backend services for agent orchestration, session tracking, and feedback ingestion.The successful candidate will have experience with API development, WebSockets, and microservices patterns, as well as...