Senior Back-End Engineer


Job Title

Senior Back-End Engineer

Job Description

Required Skills:

  • Proficiency in writing optimized and clean Python code, with a strong understanding of Python libraries and frameworks like Flask and FastAPI with at least 5 years of experience
  • Strong knowledge of PostgreSQL, including schema design, performance tuning, and advanced query optimization. Experience with other databases is a plus.
  • Demonstrable experience in developing and maintaining RESTful APIs, understanding of the principles of API design, and best practices.
  • Familiarity with web services and third-party integrations using various protocols (SOAP, REST).
  • Proficient in using version control systems, especially Git, and familiar with branching and merging strategies.
  • Experience in designing scalable architectures and optimizing applications for performance, particularly in high-volume data environments.
  • Proficiency in unit and integration testing, ensuring the robustness and reliability of backend services.
  • Awareness of secure coding practices, vulnerability assessment, and prevention techniques specific to web applications and databases.
  • Excellent communication skills, both written and verbal. Ability to collaborate effectively with cross-functional teams, and willingness to adapt in a rapidly changing environment.
  • Writing highly performant, scalable, and efficient code in Python (Flask) with Postgres.
  • Experience in working with databases like Postgres.
  • Good knowledge of authentication using OAuth 2.
  • Experience in designing modern well-documented REST APIs (OAS) and API integration.
  • Building and shipping SaaS software.
  • Solid experience and background working with AWS services. Azure or GCP is also good.
  • Good communication skills working with email, chat, Google docs, phone, and tools such as Slack, Zoom etc.
  • Very comfortable reaching out and communicating with team members (both verbally and written) about engineering projects.
  • Identify and resolve bugs and issues across applications as they arise and self-test the fix/feature on local before sending PR as the first line of defense.
  • Ability to locate and leverage Python modules in-app or in open source.
  • Experience with automated unit testing
  • Fluency in written and verbal English
  • Ability to work North American business hours
  • Willing to pass a background check
  • Willing to pass a live coding exercise
  • Experience working remotely from home
  • Able to work ~40 hrs/week
  • Able and willing to provide references

Preferred Skills (but not required):

  • Experience with at least one SaaS CRM system like Salesforce.com, Microsoft CRM/Dynamics, Oracle CRM On Demand, or SugarCRM and their APIs.
  • Strong proficiency in Github/Gitlab, implementing Continuous Integration and Continuous
  • Deployment (CI/CD) build systems and Test Driven Development (TDD), Pipeline in an agile workflow.
  • Knowledge of app development and javascript/typescript frameworks: Vue or Vuetify/VueTailwind.
  • Implementing Containerized deployment and container orchestration using Docker and Kubernetes (or similar alternatives).
  • Agile/Scrum development experience is a plus.
  • Previous experience working for a US-based company.


  • Telecommuting is OK
  • No Agencies Please


Please answer the questions below on a cover letter and forward with your resume to [email protected]

  1. Please describe more about your experience with Python version 3+ and any cloud architecture-based SaaS/ CRM assignments or projects? An example of complex problem solving would be great!
  2. Tell us about a recent challenging relationship situation you experienced in a job. Please do not disclose any confidential information and explain how you handled it.
  3. Are you willing to sign our Standard Independent Contractor's Agreement and are you comfortable with a background check?
  4. Include a link to your GitHub profile and/or website.
  5. Are you an Independent freelancer? How many hrs/wk do you have available? Do you have other clients or a full time job?

About the Company

We are a small, rapidly growing Silicon Valley software company creating a state-of-the-art SaaS platform that provides data cleansing solutions for customer relationship management (CRM) software at massive companies. This engineer is a key member of the team designing and developing state-of-the-art applications and services by utilizing a variety of technologies. You will work both individually and as part of a team to create a seamless and easy-to-use experience for our customers while facilitating complex functionality within the application. You will be a part of a fast-paced, challenging, and exciting work environment. We are a certified Woman and Minority Owned Business.

Contact Info

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