Othelia Technologies Logo Othelia Technologies
⏩ Othelia Technologies Logo

Senior Software Engineer

πŸ’° $110,000 - $170,000 🌍 Los Angeles, California πŸ“… 11/11/2025

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Job Description

**Overview:**
We are seeking a talented and experienced Senior Fullstack Software Engineer
to join our dynamic team. In this role, you will work on both front-end and
back-end components of our software platforms, ensuring robust and scalable
solutions. Your expertise in developing cloud-based applications and managing
complex data workflows will be crucial to deliver the high-quality services
our clients expect.

You will work in PST timezone, and support the LA office on B2B and B2C
support for bugs and / or demos as well as managing engineering workstreams /
tickets of your own in collaboration with the other engineers.

**Key Responsibilities:**

* Build and maintain front-end and back-end systems using modern JavaScript frameworks (React, Vue) and back-end technologies (Node.js, Python).
* Architect and implement secure REST APIs and GraphQL services to facilitate communication between systems.
* Develop and deploy scalable applications on AWS.
* Design efficient data models for relational and non-relational databases (PostgreSQL, CDRT).
* Set up and maintain continuous integration and delivery pipelines using tools such as GitHub Actions, and Terraform for infrastructure automation.
* Implement highly interactive user interfaces using frameworks such as React, focusing on performance and usability.
* Work closely with cross-functional teams including product, UX/UI design to translate requirements into technical solutions.

**Required Skills**

* Strong skills in JavaScript/TypeScript, with significant experience in Node.js, React, or Vue.
* Proven experience architecting and securing RESTful APIs and working with GraphQL.
* Proficient in AWS services, including S3 and EKS.
* Familiarity with DevOps and CI/CD tools, including Terraform, Docker, and GitHub Actions.
* Strong understanding of both SQL and NoSQL databases, including PostgreSQL.
* Ability to create responsive, intuitive user interfaces with JavaScript frameworks like React, including state management with Redux or similar libraries.
* Experience working in an Agile environment, participating in sprints and contributing to planning, retrospectives, and daily standups.
* Knowledge of unit testing, integration testing, and using tools such as Jest, Vitest, Cypress, or Mocha.
* AI Engineering: Experience with integrating third party models, such as deploying models from Huggingface or AWS Bedrock. Comfort deploying the next wave of AI standards as they emerge eg MCP / Tool calls.

**Nice-to-Have Skills**

* Kubernetes
* Graph Database Experience: Working knowledge of Neo4j for implementing graph database applications.
* Cloud Middleware Technologies: Familiarity with AWS cloud middleware, Elasticsearch, and S3 for data storage and retrieval.
* Interest in entertainment / gaming and personal projects that reflect this
* Interest in computational linguistics and / or optimising stability of LLM based deployments