Photon

Builds custom software and AI for big companies

Backend Developer

Backend EngineeringConfirmed live in the last 24 hours

Full-timeUnited StatesIn-person

About the Job

Requirements

Proficiency in Java 17+ and deep knowledge of the Spring ecosystem, including Spring Boot, Spring Security, and Spring Data.
Expert-level Python 3.x skills and experience with FastAPI, Django, or Flask.
Experience with relational databases PostgreSQL and MySQL, and NoSQL solutions MongoDB, Redis, or Cassandra.
Strong understanding of Hibernate and SQLAlchemy or Django ORM.
Hands-on experience with Docker and Kubernetes.
Familiarity with AWS, GCP, or Azure services, including Lambda, EC2, S3, or RDS.
Proficiency with Git and automated deployment pipelines such as GitHub Actions, Jenkins, or GitLab CI.
Experience with message brokers such as Apache Kafka or RabbitMQ for asynchronous processing.
Ability to translate complex business requirements into technical specifications.

Responsibilities

Build and maintain scalable, high-performance backend services using Java with Spring Boot and Python with Django or FastAPI.
Design and implement RESTful and GraphQL APIs to support web and mobile frontends.
Optimize database schemas and complex queries for SQL and NoSQL systems.
Develop and orchestrate microservices, ensuring efficient inter-service communication and data consistency.
Implement secure authentication and authorization protocols, including OAuth2 and JWT, and ensure data protection across all layers.
Write unit, integration, and end-to-end tests using frameworks such as JUnit and pytest.
Identify and resolve bottlenecks in application logic, database access, and network latency.
Collaborate with frontend developers and DevOps teams to ensure seamless integration and high system reliability.
Participate in Agile ceremonies, perform code reviews, and contribute to technical documentation.

Desired Qualifications

Strong analytical and problem-solving abilities.
Communication skills for cross-functional collaboration.

We are seeking a versatile Backend Developer to join our engineering team. In this role, you will be responsible for designing, building, and maintaining the server-side logic and infrastructure that powers our applications. You will work across two primary ecosystems: Java for robust, scalable enterprise services and Python for data processing, automation, and agile microservices. You will collaborate closely with frontend developers and DevOps teams to ensure seamless integration and high-system reliability.

Key Responsibilities

System Design & Development: Build and maintain scalable, high-performance backend services using Java (Spring Boot) and Python (Django/FastAPI).
API Management: Design and implement RESTful and GraphQL APIs to support web and mobile frontends.
Database Management: Optimize database schemas and complex queries for both SQL (PostgreSQL, MySQL) and NoSQL (MongoDB, Redis) systems.
Microservices Architecture: Develop and orchestrate microservices, ensuring efficient inter-service communication and data consistency.
Security & Compliance: Implement secure authentication/authorization protocols (OAuth2, JWT) and ensure data protection across all layers.
Testing & Quality: Write comprehensive unit, integration, and end-to-end tests using frameworks like JUnit (Java) and pytest (Python).
Performance Optimization: Identify and resolve bottlenecks in application logic, database access, and network latency.
Collaboration: Participate in Agile ceremonies, perform code reviews, and contribute to technical documentation.

Technical Skills & Qualifications Core Programming

Java: Proficiency in Java 17+ with deep knowledge of the Spring Ecosystem (Spring Boot, Spring Security, Spring Data).
Python: Expert-level Python 3.x skills, with experience in frameworks like FastAPI, Django, or Flask.

Databases & Storage

Experience with relational databases (PostgreSQL, MySQL) and NoSQL solutions (MongoDB, Redis, Cassandra).
Strong understanding of ORM tools like Hibernate (Java) and SQLAlchemy/Django ORM (Python).

Infrastructure & Tools

Containerization: Hands-on experience with Docker and Kubernetes.
Cloud Platforms: Familiarity with AWS, GCP, or Azure services (Lambda, EC2, S3, RDS).
CI/CD: Proficiency with Git and automated deployment pipelines (GitHub Actions, Jenkins, or GitLab CI).
Messaging: Experience with message brokers like Apache Kafka or RabbitMQ for asynchronous processing.

Soft Skills

Strong analytical and problem-solving mindset.
Ability to translate complex business requirements into technical specifications.
Excellent communication skills for cross-functional collaboration.

Compensation, Benefits and Duration

Minimum Compensation: USD 38,000
Maximum Compensation: USD 135,000
Compensation is based on actual experience and qualifications of the candidate. The above is a reasonable and a good faith estimate for the role.
Medical, vision, and dental benefits, 401k retirement plan, variable pay/incentives, paid time off, and paid holidays are available for full time employees.
This position is not available for independent contractors
No applications will be considered if received more than 120 days after the date of this post

About the Company

Photon

Builds custom software and AI for big companies

Photon designs, builds, and runs custom software for large companies, combining an in-house creative agency with its own engineering teams. Its flagship client work includes rebuilding Samsung's US online store as a set of smaller linked services and creating Olive Garden's mobile app, which lets diners join the waitlist from their phones instead of waiting at the door. Clients hire Photon's teams to plan and code their apps, websites, and AI tools and to keep them running afterward, paying for the engineers and designers assigned to each project. Photon is privately held and based in London, with its US arm in Dallas and engineering centers in Chennai and Bengaluru.

Company size: 5,001-10,000
Company stage: Not listed
Total funding: Not listed
Headquarters: London, United Kingdom
Founded: Not listed

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