Freelance Senior Software Engineer Jobs

Freelance Senior Software Engineer

We are seeking an experienced Freelance Sr. Software Engineer; Independent Contr...

Location

Uruguay

Salary:

Not provided

Seamless.AI

Expiration Date

Until further notice

Requirements

6+ years of experience in software development
5+ years of experience with modern frontend (React.js) and backend (Node.js, Express.js) JavaScript development
Bachelor’s in computer science or related field or equivalent work experience
Fluency in both English and Spanish
Expert knowledge of modern frontend technologies such as React, ES6/7 JavaScript, Webpack, HTML, and CSS
Expert knowledge of modern back-end development and back-end JavaScript (Node.js, ExpressJS), SQL (Aurora Postgres), and AWS
Excellent communication and interpersonal skills
Strong problem-solving and analytical skills
Experience with software development tools such as GitHub and JIRA
Experience with cloud-based development and deployment, such as AWS

Job Responsibility

Provide technical expertise in the design, development, and maintenance of software products
Develop and maintain high-quality software code in alignment with project requirements
Ensure that project deliverables are completed on time, within budget, and meet quality expectations
Define technical, operational, and security requirements for software projects
Collaborate with other teams to establish and maintain best practices for software development
Offer technical guidance and recommendations to support engineering teams
Conduct code reviews to maintain software quality and adherence to best practices
Research and evaluate new technologies to enhance software development processes and efficiencies
Work with stakeholders to resolve technical challenges, troubleshoot issues, and implement solutions
Contribute to the development and maintenance of technical documentation and system guides

Freelance Senior Software Engineer

We are seeking an experienced Freelance Sr. Software Engineer; Independent Contr...

Location

Mexico

Salary:

Not provided

Seamless.AI

Expiration Date

Until further notice

Requirements

6+ years of experience in software development
5+ years of experience with modern frontend (React.js) and backend (Node.js, Express.js) JavaScript development
Bachelor’s in computer science or related field or equivalent work experience
Fluency in both English and Spanish is required

Job Responsibility

Provide technical expertise in the design, development, and maintenance of software products
Develop and maintain high-quality software code in alignment with project requirements
Ensure that project deliverables are completed on time, within budget, and meet quality expectations
Define technical, operational, and security requirements for software projects
Collaborate with other teams to establish and maintain best practices for software development
Offer technical guidance and recommendations to support engineering teams
Conduct code reviews to maintain software quality and adherence to best practices
Research and evaluate new technologies to enhance software development processes and efficiencies
Work with stakeholders to resolve technical challenges, troubleshoot issues, and implement solutions
Contribute to the development and maintenance of technical documentation and system guides

Freelance Senior Software Engineer

We are seeking an experienced Freelance Sr. Software Engineer; Independent Contr...

Location

Costa Rica

Salary:

Not provided

Seamless.AI

Expiration Date

Until further notice

Requirements

6+ years of experience in software development
5+ years of experience with modern frontend (React.js) and backend (Node.js, Express.js) JavaScript development
Bachelor’s in computer science or related field or equivalent work experience
Fluency in English and Spanish is required
Expert knowledge of modern frontend technologies such as React, ES6/7 JavaScript, Webpack, HTML, and CSS
Expert knowledge of modern back-end development and back-end JavaScript (Node.js, ExpressJS), SQL (Aurora Postgres), and AWS
Excellent communication and interpersonal skills
Strong problem-solving and analytical skills, with the ability to identify and address technical issues and challenges
Experience with software development tools such as GitHub and JIRA
Experience with cloud-based development and deployment, such as AWS

Job Responsibility

Provide technical expertise in the design, development, and maintenance of software products
Develop and maintain high-quality software code in alignment with project requirements
Ensure that project deliverables are completed on time, within budget, and meet quality expectations
Define technical, operational, and security requirements for software projects
Collaborate with other teams to establish and maintain best practices for software development
Offer technical guidance and recommendations to support engineering teams
Conduct code reviews to maintain software quality and adherence to best practices
Research and evaluate new technologies to enhance software development processes and efficiencies
Work with stakeholders to resolve technical challenges, troubleshoot issues, and implement solutions
Contribute to the development and maintenance of technical documentation and system guides

New

Registered Nurse, Esophageal and Airway Treatment Center

At Boston Children’s Hospital, the quality of our care – and our inclusive hospi...

Location

United States , Boston

Salary:

50674.00 - 109115.50 USD / Year

Boston Children's Hospital

Expiration Date

Until further notice

Requirements

Clinical reasoning, which includes clinical decision making, critical thinking, and a global grasp of the situation, coupled with nursing skills acquired through a process of integrating formal and experiential knowledge
The ongoing process of questioning and evaluating practice and providing informed practice. Creating practice changes through research utilization and experiential learning
Constellation of nursing activities that are responsive to the uniqueness of the person that creates a compassionate and therapeutic environment, with the aim of promoting comfort and preventing unnecessary suffering. Caring behaviors extend to all members of the care team
Sensitivity to recognize, appreciate, and incorporate differences and preferences into the provision of care. Differences may involve patients/family and members of the healthcare team
Working on another’s behalf and representing the concerns of the patient/family/community
serving as a moral agent in identifying and helping to resolve ethical and clinical concerns within the clinical setting
Ability to facilitate patient, family and staff learning across the care continuum. Contributes to a learning environment characterized by safe discourse, mentoring and team development
Working with others patients/families/healthcare providers/community to promote and encourage each person’s contributions toward achieving optimal and realistic patient goals. Collaboration involves interdisciplinary work with colleagues and ability to negotiate and resolve conflict
Body of knowledge that allows the nurse to manage whatever environmental and system resources that exist for the patient and family, within or across healthcare systems

What we offer

flexible schedules
affordable health, vision and dental insurance
child care and student loan subsidies
generous levels of time off
403(b) Retirement Savings plan
Pension
Tuition and certain License and Certification Reimbursement
cell phone plan discounts
discounted rates on T-passes

Parttime

New

Direct tax consultant

Location

India , Mumbai

Salary:

Not provided

Randstad

Expiration Date

January 26, 2026

Requirements

5 experience

Job Responsibility

Tax Compliance & Filing: Ensure timely and accurate filing of Income Tax Returns (ITR), Tax Deducted at Source (TDS), and Advance Tax payments as per statutory requirements
Tax Planning & Advisory: Develop and implement tax-efficient strategies for real estate transactions, capital gains, and corporate tax optimization while ensuring compliance with tax laws
Assessment & Litigation: Handle tax assessments, appeals, and litigation matters with tax authorities, coordinating with legal and tax consultants for dispute resolution
Transaction Structuring: Provide tax guidance on real estate transactions, Joint Development Agreements (JDAs), land acquisitions, and leasing arrangements to optimize tax impact
Audit & Regulatory Compliance: Coordinate with internal and statutory auditors for tax audits, ensure compliance with changing tax laws (like amendments in the Income Tax Act), and manage documentation for scrutiny

Fulltime

New

RN Case Manager, Brain Tumor Clinic

The outpatient RN Case Manager in the Brain Tumor Clinic at Boston Children’s fu...

Location

United States , Boston

Salary:

93538.00 - 149656.00 USD / Year

Boston Children's Hospital

Expiration Date

Until further notice

Requirements

A Bachelor’s degree in nursing
A minimum of 5 years nursing experience required
Current Massachusetts license as a Registered Nurse (RN)

Job Responsibility

Assessing, planning, organizing and overseeing daily clinical operations of care coordination and transitions to address the comprehensive and complex health needs of the patient and family
Possessing knowledge of community health services, payer systems and post-acute care needs for inpatient patients and families
Collaborative work with inpatient nursing teams and inpatient case managers
Demonstrating the ability to integrate regulatory requirements, length of stay, resource allocation, funding sources, and capacity management to optimize delivery of appropriate services
Actively participating, as required, in hospital, departmental and multidisciplinary programs, committees and special projects
Working 40 hours per week, Monday through Friday, 8:00pm – 4:30 pm

What we offer

flexible schedules
affordable health, vision and dental insurance
child care and student loan subsidies
generous levels of time off
403(b) Retirement Savings plan
Pension
Tuition and certain License and Certification Reimbursement
cell phone plan discounts
discounted rates on T-passes

Fulltime

New

Registered Nurse, Inpatient Medicine (9 East)

At Boston Children’s Hospital, the quality of our care – and our inclusive hospi...

Location

United States , Boston

Salary:

76003.20 - 163687.68 USD / Year

Boston Children's Hospital

Expiration Date

Until further notice

Requirements

A Bachelor of Science in Nursing
1-2 years of inpatient (acute care) RN experience requires
2-3 years of RN experience preferred
Current Massachusetts license as a Registered Nurse (RN)

Job Responsibility

Providing family centered care on our Inpatient Medical unit, 9 East, that cares for patients with multisystem disorders, developmental and cognitive delays, general medical patients, pulmonary, GI, as well as behavioral health disorders
Working in a fast paced, collaborative environment with many opportunities for learning and career growth with comprehensive orientation to meet individual needs

What we offer

flexible schedules
affordable health, vision and dental insurance
child care and student loan subsidies
generous levels of time off
403(b) Retirement Savings plan
Pension
Tuition and certain License and Certification Reimbursement
cell phone plan discounts
discounted rates on T-passes

Parttime

New

Registered Nurse, Cardiovascular Genetics Research Nurse

Cardiovascular Genetics Research Nurse for Pegasus Study on Natural History of A...

Location

United States , Boston

Salary:

81078.00 - 174585.00 USD / Year

Boston Children's Hospital

Expiration Date

Until further notice

Requirements

Bachelor’s degree in nursing (BSN) required
Master’s Degree (MSN) preferred
Minimum of two to three years of relevant clinical or research nursing experience, preferably in cardiology or inherited disease research
Demonstrated knowledge of Good Clinical Practice (GCP), research ethics, and IRB processes
Proficiency in medical record systems (e.g., Epic) and electronic data capture tools (e.g., REDCap)
Experience working in cardiovascular genetics or inherited arrhythmia syndromes (e.g., ARVC, HCM, LQTS)
Familiarity with natural history or registry-based clinical studies
Prior experience coordinating NIH- or industry-sponsored research
MA RN license required
BLS certification and CITI training

Job Responsibility

Coordinates the recruitment, screening, consent, and enrollment of eligible participants
Oversees scheduling and execution of research visits
Conducts structured interviews and standardized questionnaires
Ensures the timely completion of study case report forms
Performs study-related clinical assessments and procedures
Monitors participant safety and well-being
Provides education to participants and families
Maintains strict adherence to institutional standards
Maintains study documentation and research records
Participates in internal audits and monitoring visits

What we offer

Flexible schedules
Affordable health, vision and dental insurance
Child care and student loan subsidies
Generous levels of time off
403(b) Retirement Savings plan
Pension
Tuition and certain License and Certification Reimbursement
Cell phone plan discounts
Discounted rates on T-passes

Fulltime

Freelance Senior Software Engineer

Seamless.AI

Location:
Colombia

Category:
IT - Software Development

Contract Type:
B2B

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
April 02, 2025

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