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Full Stack (React.js/Node.js) Developer

Technology
Softermii
Los Angeles, United States1 months agoUntil 5/10/2026
Full timeOn-site

Job description

Research and Development Office

Full Stack (React.js/Node.js) Developer

Remote

  • About The Company:*
Softermii (https://www.softermii.com/) is an outsourcing/outstaffing company with more than 11 years of experience in web and mobile application development with a team of more than 120 specialists from 6 countries.

We have withstood multiple challenges, such as COVID-19 pandemic and war aggression against Ukraine, we have secured sustainable development processes, saved all our projects and jobs. Even more – we’re constantly growing.

Every day, we add a new project to our portfolio in the following areas of expertise:

  • Healthcare
  • Real estate
  • Livestream E-commerce
  • Fintech (Wealth Tech, Capital Trading)
  • Real Time Communications (RTC)
In addition, we develop 2 of our own solutions that help our customers get faster applications for video or audio calls (https://www.softermii.com/solutions/vidrtc) or an application for real estate with 3D visualization

(https://www.softermii.com/solutions/apartmii)

  • Company Mission:*

Softermii: Succeed Without (L) imitations

We will turn any idea into a valuable product.
  • Our Plans As a Company:*
We want to move from a regular outsourcing business to an ecosystem of outsourcing, education and product development companies.

Over the years, we have arrived at a highly personalized working model with transparent workflows. This model allows us to create software products that meet our clients’ goals with precision.

  • *Project:**
The project is a cardio platform designed to enhance heart signal data from a medical device and provide doctors with a convenient interface to process cardio health information
  • .
  • Key Features Of The Platform Include:
  • *Infinite charts for cardio graphs;
  • *Processing and rendering large files with efficient FE display in parallel;
  • *Detecting various events on the graphs and visualizing them directly on the charts.
  • *Type of cooperation:**

Full-time

  • ️**
  • Your Responsibilities On The Project Will Be:
  • Active participation in Scrum ceremonies: daily stand-ups, planning, grooming, and client demos.
  • Feature development within estimated timelines, with responsibility for meeting deadlines.
  • Team support: code reviews, troubleshooting, and retrospectives.
  • Product discussions with the PM, providing feedback, and suggesting optimizations.
  • Involvement in risk management and brainstorming during critical issues.
  • Active use of Claude Code and Cursor.
  • You Can Be Part Of The Following Team:*
Client`s side: Product Manager + other stakeholders + the ML team.

On Softermii`s side: 1 Full Stack Developers, 1 QA, 1 PM, 1 DevOps, 1 Architect.

  • *Tools we use:**

Jira, Confluence, Git, Figma

  • Our Requirements To You:*
  • 4-5 years of commercial experience in software development with React.js and Node.js;
  • Strong backend expertise (Node.js / Nest.js) with solid frontend knowledge (React.js);
  • Proficiency in JavaScript/TypeScript, HTML, CSS;
  • Experience with PostgreSQL;
  • Hands-on experience with AWS services: Cognito, Lambda, DynamoDB, CloudWatch, API Gateway;
  • Ability to efficiently display and manage large datasets using React (Virtuoso - will be a plus);
  • Experience with dynamic data visualization (ECharts - will be a plus);
  • Knowledge of Parquet file querying (DuckDB - will be a plus);
  • Familiarity with search engines: ElasticSearch, OpenSearch;
  • Upper-Intermediate English level.
If you recognize yourself in the following – we’d love to have you on our team:
  • Strong Leadership & Ownership Mentality
  • Takes full responsibility for the technical direction and delivery of his part.
  • Shows great results, sets high standards.
  • Effective Communication (Internal & Client-Facing)
  • Communicates clearly and confidently with both technical and non-technical stakeholders.
  • Translates client needs into actionable tasks and explains technical concepts in simple terms.
  • Proactive Problem Solving & Critical Thinking
  • Identifies issues early, asks the right questions, and thinks ahead to avoid roadblocks.
  • Balances trade-offs thoughtfully when making technical or process decisions.
  • Collaboration & Cross-Functional Alignment
  • Works closely with product managers, designers, QA, and other roles to ensure shared understanding.
  • Encourages alignment through open dialogue and shared goals.
  • Constant self-development. A motivated person who acquires and learns new skills understands where they want to develop and what they want to achieve in the long and short term.
  • If this sounds like you – apply and let’s build something great together.
  • *Who will you have the opportunity to meet during the hiring process (stages):**
Call, HR, Tech interview, PM interview.
  • What We Can Offer You:
  • We have stable and highly-functioning processes – everyone has their own role and clear responsibilities, so decisions are made quickly and without unnecessary approvals.
  • You will have enough independence to make decisions that can affect not only the project but also the work of the company.
  • We are a team of like-minded experts who create interesting products during working hours and enjoy spending free time together.
  • Do you like to learn something new in your profession? We will be happy to pay 50% of the cost of courses/conferences.
  • Do you want an individual development plan? We will form one especially for you + you can count on mentoring from our seniors and leaders.
  • Do you have a friend who is currently looking for new job opportunities? Recommend them to us and get a bonus.
  • And what if you want to relax? Then we have 21 working days off.
  • What if you are feeling bad? You can take 5 sick leaves a year.
  • Do you want to volunteer? We will add you to a chat, where we can get a bulletproof vest, buy a pickup truck or send children's drawings to the front.
  • And we have the most empathetic HRs (who also volunteers!). So we are ready to support your well-being in various ways.
  • *A little more information that you may find useful:
  • our adaptation period lasts 3 months, this period of time is enough for us to understand each other better;
  • there is a performance review after each year of our collaboration where we use a skills map to track your growth;
  • we really have no boundaries in the truest sense of the word – we have flexible working day is up to you.
  • *Of course, we have a referral bonus system. So if you have a friend who likes our job opening, you can give us their telegram contact, and we in turn will thank you with a bonus if we start working with them!**
  • What We Can Offer You:
  • We have stable and highly-functioning processes – everyone has their own role and clear responsibilities, so decisions are made quickly and without unnecessary approvals.
  • You will have enough independence to make decisions that can affect not only the project but also the work of the company.
  • We are a team of like-minded experts who create interesting products during working hours, and enjoy spending free time together.
  • Do you want an individual development plan? We will form one especially for you + you can count on mentoring from our seniors and leaders.
  • Do you have a friend who is currently looking for new job opportunities? Recommend them to us and get a bonus.
  • And what if you want to relax? If you join us full-time, we provide 21 paid vacation days. We also have 11 paid days off for Public Holidays.
  • What if you're feeling bad? For the full-time collaboration, you can take 5 paid sick leave days per year.
  • Do you want to volunteer? We will add you to a chat, where we can get a bulletproof vest, buy a pickup truck or send children's drawings to the front.
  • And we have the most empathetic HRs (who also volunteers!). So we are ready to support your well-being in various ways.
  • A Little More Information That You May Find Useful:
  • our adaptation period lasts 3 months, this period of time is enough for us to understand each other better;
  • there is a performance review after each year of our collaboration where we use a skills map to track your growth;
  • we really have no boundaries in the truest sense of the word – we have a flexible working day.
We are looking for like-minded professionals who believe in making the world a better place by building technology that’s meant to last and scale.

Join Softermii and help us take software to the next level of awesome.

  • *Of course, we have a referral bonus system. So if you have a friend who likes our job opening, you can give us their telegram contact, and we in turn will thank you with a bonus if we start working with them!**
Keywords
reactnodejslivestreamprocessing-jsupsclaude-codecursorjiraconfluencefigmajavascripttypescriptmicrosoft-typescriptpostgresqlamazon-web-servicesamazon-cognitoaws-lambdaamazon-dynamodbamazon-cloudwatchamazon-api-gatewayechartsduckdbelasticsearchopensearch

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